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Rotary Shafts - Both ends stepped, internally threaded.

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Lead Time Reduction

MISUMI

New diameter sizes (13, 16, 17, 18 and 22) are added for h9 tolerance types. [3/31/23]
Straight Rotary Shafts - Both Ends Stepped and Tapped are available in 1045 Carbon Steel or Equivalent and 304 Stainless Steel, with the following options for Surface Treatment : Black Oxide, and Electroless Nickel Plating or No Surface Treatment.
[Diameter range] 6mm - 50mm
[Length range]15mm - 998mm. Use the alteration LKC to specify the length in 0.1mm increment.

Inch option available, please click Here.

METRIC
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Technical Information

Rotary Shafts - Both Ends Stepped and Tapped:Related Image

・Materials

Type			Tolerance		[ M ]Material	[ S ]Surface Treatment
	Standard	Wrench Flats	D	P	[ M ]Material	[ S ]Surface Treatment
①	NSFRMHH	NSFRMHHS	h9 (Cold-drawn)	h7	1045 Carbon Steel or Equivalent	-
	SFRMHH	SFRMHHS				Black Oxide
	PSFRMHH	PSFRMHHS				Electroless Nickel Plating
	SSFRMHH	SSFRMHHS			304 Stainless Steel	-
②	NSFRMGH	NSFRMGHS		g6	1045 Carbon Steel or Equivalent	-
	SFRMGH	SFRMGHS				Black Oxide
	PSFRMGH	PSFRMGHS				Electroless Nickel Plating
	SSFRMGH	SSFRMGHS			304 Stainless Steel	-
③	NSFRHH	NSFRHHS	h7 (Ground)	h7	1045 Carbon Steel or Equivalent	-
	SFRHH	SFRHHS				Black Oxide
	PSFRHH	PSFRHHS				Electroless Nickel Plating
	SSFRHH	SSFRHHS			304 Stainless Steel	-
④	NSFRH	NSFRHS	g6 (Ground)	g6	1045 Carbon Steel or Equivalent	-
	SFRH	SFRHS				Black Oxide
	PSFRH	PSFRHS				Electroless Nickel Plating
	SSFRH	SSFRHS			304 Stainless Steel	-

Specifications

	Part Number	-	L	-	F	-	P	-	T	-	M	-	SC
①D part h9 / P part h7 ③h7 (Ground) with Wrench Flat	SFRMHH30 SSFRHHS20	- -	250 200	- -	F30 F25	- -	P28 P18	- -	T30 T25	- -	M20 M10	-	SC20

①D tolerance h9 (Cold-drawn) / P tolerance h7 ②D tolerance h9 (Cold-drawn) / P tolerance g6

Part Number			0.1mm Increment		1mm Increment	M (Coarse) Selection										1mm Increment	W	ℓ₂	(Y)max.
Type		D	L	F, T	P											SC Wrench Flats Type only
Standard	Wrench Flats	D	L	F, T	P											SC Wrench Flats Type only
①D part h9 / P part h7 NSFRMHH SFRMHH PSFRMHH SSFRMHH (D6 is not available for SSFRMHH.) ②D part h9 / P part g6 NSFRMGH SFRMGH PSFRMGH SSFRMGH (D6 is not available for SSFRMGH.)	①D part h9 / P part h7 NSFRMHHS SFRMHHS PSFRMHHS SSFRMHHS (D6 is not available for SSFRMHHS.) ②D part h9 / P part g6 NSFRMGHS SFRMGHS PSFRMGHS SSFRMGHS (D6 is not available for SSFRMGHS.)	6	15.0~398.0	2≤F, T≤Px5	5	2.6 3										SC+2≤L SC=0 or SC≥1 [ ! ]For SC≤Mx3-F (T), W-M≥2	5	8	400
		8	15.0~498.0		For M3 ~ M8 M+2≤P For M10 ~ 16 M+3≤P For M20 or M24 M+4≤P	2.6 3	4	5									7		500
		10	15.0~598.0			3	4	5	6								8		600
		12	15.0~698.0				4	5	6	8							10	10	700
		15	15.0~798.0				4	5	6	8	10						13		800
		20	30.0~998.0				4	5	6	8	10	12					17		1000
		25	30.0~998.0				4	5	6	8	10	12	16				22
		30	30.0~998.0						6	8	10	12	16	20			27	15
		35	40.0~998.0						6	8	10	12	16	20	24		30	15

③h7 (Ground)

Part Number			0.1mm Increment		1mm Increment	M (Coarse) Selection											1mm Increment	W	ℓ₂	(Y)max.
Type		D	L	F, T	P												SC Wrench Flats Type only
Standard	Wrench Flats	D	L	F, T	P												SC Wrench Flats Type only
NSFRHH SFRHH PSFRHH SSFRHH	NSFRHHS SFRHHS PSFRHHS SSFRHHS	6	15.0~398.0	2≤F, T≤Px5	5	2.6 3											SC+2≤L SC=0 or SC≥1 [ ! ]For SC≤Mx3-F (T), W-M≥2	5	8	400
		8	15.0~498.0		For M3 ~ M8 M+2≤P For M10 ~ 16 M+3≤P For M20 or M24 M+4≤P For M30 M+5≤P	2.6 3	4	5										7		500
		10	15.0~598.0			3	4	5	6									8		600
		12	15.0~698.0				4	5	6	8								10	10	700
		15	15.0~798.0				4	5	6	8	10							13		800
		17	30.0~898.0				4	5	6	8	10	12						14		900
		20	30.0~998.0				4	5	6	8	10	12						17		1000
		25	30.0~998.0				4	5	6	8	10	12	16					22
		30	30.0~998.0						6	8	10	12	16	20				27	15
		35	40.0~998.0						6	8	10	12	16	20	24			30	15
		40	40.0~998.0								10	12	16	20	24	30		36	20
		50	40.0~998.0									12	16	20	24	30		41	20

④g6 (Ground)

Part Number			0.1mm Increment		1mm Increment	M (Coarse) Selection											1mm Increment	W	ℓ₂	(Y)max.
Type		D	L	F, T	P												SC Wrench Flats Type only
Standard	Wrench Flats	D	L	F, T	P												SC Wrench Flats Type only
NSFRH SFRH PSFRH SSFRH (D13, 16, 18 and 22 are not available for SSFRH.)	NSFRHS SFRHS PSFRHS SSFRHS (D13, 16, 18 and 22 are not available for SSFRHS.)	6	15.0~398.0	2≤F, T≤Px5	5		2.6	3									SC+2≤L SC=0 or SC≥1 [ ! ]For SC≤Mx3-F (T), W-M≥2	5	8	400
		8	15.0~498.0		For M3 ~ M8 M+2≤PFor M10 ~ 16 M+3≤PFor M20 or M24 M+4≤PFor M30 M+5≤P	2.6	3 4	5										7		500
		10	15.0~598.0				3 4	5	6									8		600
		12	15.0~698.0					4	5 6	8								10	10	700
		13	15.0~698.0					4	5 6	8								11		700
		15	15.0~798.0					4	5 6	8	10							13		800
		16	15.0~898.0					4	5 6	8	10							14		900
		17	30.0~898.0					4	5 6	8	10	12						14
		18	30.0~898.0					4	5 6	8	10	12						15
		20	30.0~998.0					4	5 6	8	10	12						17		1000
		22	30.0~998.0					4	5 6	8	10	12	16					19
		25	30.0~998.0					4	5 6	8	10	12	16					22
		30	30.0~998.0						6	8	10	12	16	20				27	15
		35	40.0~998.0						6	8	10	12	16	20	24			30	15
		40	40.0~998.0								10	12	16	20	24	30		36	20
		50	40.0~998.0									12	16	20	24	30		41	20

[ ! ]When D-P (Q)≤2, chamfer C at the step is 0.2 or less. [ ! ]Mx4≤(Y) is required for (Y). [ ! ]When (Y) is less than the depth of tapped thread, the pilot hole might go through.

Alterations

[ ! ]For Keyway Details, Click here.

Part Number

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Part Number
PSFRH6-[20-298/0.1]-F[2-25/0.1]-P5-T[2-25/0.1]-M3
PSFRH8-[20-398/0.1]-F[2-35/0.1]-P[7-16/1]-T[2-35/0.1]-M[3,4,5]
PSFRH10-[20-498/0.1]-F[2-50/0.1]-P[7-9/1]-T[2-50/0.1]-M[4,5,6]
PSFRH12-[25-598/0.1]-F[2-55/0.1]-P[7-11/1]-T[2-55/0.1]-M[5,6,8]
PSFRH13-[25-598/0.1]-F[2-60/0.1]-P[7-11/1]-T[2-60/0.1]-M[5,6,8]
PSFRH15-[25-698/0.1]-F[2-70/0.1]-P[7-14/1]-T[2-70/0.1]-M[5,6,8,10]
PSFRH16-[30-798/0.1]-F[2-70/0.1]-P[7-15/1]-T[2-75/0.1]-M[5,6,8,10]
PSFRH17-[30-796/0.1]-F[2-80/0.1]-P[7-16/1]-T[2-80/0.1]-M[5,6,8,10,12]
PSFRH18-[30-798/0.1]-F[2-85/0.1]-P[7-16/1]-T[2-80/0.1]-M[5,6,8,10,12]
PSFRH20-[24-996/0.1]-F[2-95/0.1]-P[7-16/1]-T[2-80/0.1]-M[4,5,6,8,10,12,16]
PSFRH20-[24-996/0.1]-F[2-95/0.1]-P[7-16/1]-T[2-80/0.1]-MD[4,5,6,8,10,12,16]
PSFRH22-[30-798/0.1]-F[2-105/0.1]-P[8-16/1]-T[2-80/0.1]-M[5,6,8,10,12,16]
PSFRH25-[30-798/0.1]-F[2-120/0.1]-P[7-16/1]-T[2-80/0.1]-M[5,6,8,10,12,16]
PSFRH30-[30-798/0.1]-F[2-145/0.1]-P[10-16/1]-T[2-80/0.1]-M[8,10,12,16,20]
PSFRH35-[40-798/0.1]-F[2-170/0.1]-P[10-16/1]-T[2-80/0.1]-M[8,10,12,16,20,24]
PSFRH40-[40-798/0.1]-F[2-195/0.1]-P[15-16/1]-T[2-80/0.1]-M[12,16,20,24,30]
PSFRH50-[40-798/0.1]-F[2-245/0.1]-P[7-16/1]-T[2-80/0.1]-M[16,20,24,30]
PSFRHH6-[15-398/0.1]-F[2-25/0.1]-P5-T[2-25/0.1]-M[2.6,3,4]
PSFRHH6-[15-398/0.1]-F[2-25/0.1]-P5-T[2-25/0.1]-MD[3,4]
PSFRHH8-[15-498/0.1]-F[2-35/0.1]-P[7-16/1]-T[2-35/0.1]-M[2.6,3,4,5,6]
PSFRHH8-[15-498/0.1]-F[2-35/0.1]-P[7-16/1]-T[2-35/0.1]-MD[3,4,5,6]
PSFRHH10-[15-598/0.1]-F[2-50/0.1]-P[7-9/1]-T[2-50/0.1]-M[3,4,5,6]
PSFRHH10-[15-598/0.1]-F[2-50/0.1]-P[7-9/1]-T[2-50/0.1]-MD[3,4,5,6]
PSFRHH12-[15-698/0.1]-F[2-55/0.1]-P[7-11/1]-T[2-55/0.1]-M[4,5,6,8]
PSFRHH12-[15-698/0.1]-F[2-55/0.1]-P[7-11/1]-T[2-55/0.1]-MD[4,5,6,8]
PSFRHH15-[15-798/0.1]-F[2-70/0.1]-P[7-14/1]-T[2-70/0.1]-M[4,5,6,8,10]
PSFRHH15-[15-798/0.1]-F[2-70/0.1]-P[7-14/1]-T[2-70/0.1]-MD[4,5,6,8,10]
PSFRHH17-[30-898/0.1]-F[2-80/0.1]-P[7-16/1]-T[2-80/0.1]-M[4,5,6,8,10,12]
PSFRHH17-[30-898/0.1]-F[2-80/0.1]-P[7-16/1]-T[2-80/0.1]-MD[4,5,6,8,10,12]
PSFRHH20-[30-998/0.1]-F[2-95/0.1]-P[7-16/1]-T[2-80/0.1]-M[4,5,6,8,10,12,16]
PSFRHH20-[30-998/0.1]-F[2-95/0.1]-P[7-16/1]-T[2-80/0.1]-MD[4,5,6,8,10,12,16]
PSFRHH25-[30-998/0.1]-F[2-120/0.1]-P[7-16/1]-T[2-80/0.1]-M[4,5,6,8,10,12,16]
PSFRHH25-[30-998/0.1]-F[2-120/0.1]-P[7-16/1]-T[2-80/0.1]-MD[4,5,6,8,10,12,16]
PSFRHH30-[30-998/0.1]-F[2-145/0.1]-P[10-16/1]-T[2-80/0.1]-M[6,8,10,12,16,20]
PSFRHH30-[30-998/0.1]-F[2-145/0.1]-P[10-16/1]-T[2-80/0.1]-MD[6,8,10,12,16,20]
PSFRHH35-[40-998/0.1]-F[2-170/0.1]-P[10-16/1]-T[2-80/0.1]-M[6,8,10,12,16,20,24]
PSFRHH35-[40-998/0.1]-F[2-170/0.1]-P[10-16/1]-T[2-80/0.1]-MD[6,8,10,12,16,20]
PSFRHH40-[40-998/0.1]-F[2-195/0.1]-P[15-16/1]-T[2-80/0.1]-M[10,12,16,20,24,30]
PSFRHH40-[40-998/0.1]-F[2-195/0.1]-P[15-16/1]-T[2-80/0.1]-MD[10,12,16,20]
PSFRHH50-[40-998/0.1]-F[2-245/0.1]-P[7-16/1]-T[2-80/0.1]-M[12,16,20,24,30]
PSFRHH50-[40-998/0.1]-F[2-245/0.1]-P[7-16/1]-T[2-80/0.1]-MD[12,16,20]
PSFRHHS6-[15-398/0.1]-F[2-25/0.1]-P5-T[2-25/0.1]-M[2.6,3,4]-SC[0-390/1]
PSFRHHS6-[15-398/0.1]-F[2-25/0.1]-P5-T[2-25/0.1]-MD[3,4]-SC[0-390/1]
PSFRHHS8-[15-498/0.1]-F[2-35/0.1]-P[7-16/1]-T[2-35/0.1]-M[2.6,3,4,5,6]-SC[0-490/1]
PSFRHHS8-[15-498/0.1]-F[2-35/0.1]-P[7-16/1]-T[2-35/0.1]-MD[3,4,5,6]-SC[0-490/1]
PSFRHHS10-[15-598/0.1]-F[2-50/0.1]-P[7-9/1]-T[2-50/0.1]-M[3,4,5,6]-SC[0-590/1]
PSFRHHS10-[15-598/0.1]-F[2-50/0.1]-P[7-9/1]-T[2-50/0.1]-MD[3,4,5,6]-SC[0-590/1]
PSFRHHS12-[15-698/0.1]-F[2-55/0.1]-P[7-11/1]-T[2-55/0.1]-M[4,5,6,8]-SC[0-688/1]
PSFRHHS12-[15-698/0.1]-F[2-55/0.1]-P[7-11/1]-T[2-55/0.1]-MD[4,5,6,8]-SC[0-688/1]
PSFRHHS15-[15-798/0.1]-F[2-70/0.1]-P[7-14/1]-T[2-70/0.1]-M[4,5,6,8,10]-SC[0-788/1]
PSFRHHS15-[15-798/0.1]-F[2-70/0.1]-P[7-14/1]-T[2-70/0.1]-MD[4,5,6,8,10]-SC[0-788/1]
PSFRHHS17-[30-898/0.1]-F[4-60/0.1]-H[2-60/0.1]-B[1-36/1]-G[1-70/1]-P[8,10,12]-T[4-60/0.1]-S[1-36/1]-Q[5,6,8,10,12]
PSFRHHS17-[30-898/0.1]-F[4-60/0.1]-H[2-60/0.1]-B[1-36/1]-G[1-70/1]-P[8,10,12]-T[4-60/0.1]-S[1-36/1]-QMC[5,6,8,10,12]
PSFRHHS17-[30-898/0.1]-F[4-60/0.1]-H[2-60/0.1]-B[1-36/1]-G[1-70/1]-PMC[5,6,8,10,12]-T[4-60/0.1]-S[1-36/1]-Q[5,6,8,10,12]
PSFRHHS17-[30-898/0.1]-F[4-60/0.1]-H[2-60/0.1]-B[1-36/1]-G[1-70/1]-PMC[5,6,8,10,12]-T[4-60/0.1]-S[1-36/1]-QMC[5,6,8,10,12]
PSFRHHS20-[30-998/0.1]-F[2-95/0.1]-P[7-16/1]-T[2-80/0.1]-M[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRHHS20-[30-998/0.1]-F[2-95/0.1]-P[7-16/1]-T[2-80/0.1]-MD[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRHHS25-[30-998/0.1]-F[2-120/0.1]-P[7-16/1]-T[2-80/0.1]-M[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRHHS25-[30-998/0.1]-F[2-120/0.1]-P[7-16/1]-T[2-80/0.1]-MD[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRHHS30-[30-998/0.1]-F[2-145/0.1]-P[10-16/1]-T[2-80/0.1]-M[6,8,10,12,16,20]-SC[0-983/1]

Minimum order quantity	Days to Ship	RoHS	Shaft Dia. D (mm)	Material	Surface Finish	Shaft Dia. Tolerance (Metric Only)	Length L (mm)	Change to Fine Threads [PMC]	Change to Fine Threads [QMC] (mm)	Coarse Tapped [MD] Depth=Mx3	Coarse Tapped [M]	F (mm)	G (mm)	H (mm)	P	P (mm)	Q	S	SC (mm)	T	T (mm)
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	20 ～ 298	-	-	-	3	2 ～ 25	-	-	-	5	-	-	-	-	2 ～ 25
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	20 ～ 398	-	-	-	3 ～ 5	2 ～ 35	-	-	-	5 ～ 7	-	-	-	-	2 ～ 35
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	20 ～ 498	-	-	-	4 ～ 6	2 ～ 50	-	-	-	6 ～ 9	-	-	-	-	2 ～ 50
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	25 ～ 598	-	-	-	5 ～ 8	2 ～ 55	-	-	-	7 ～ 11	-	-	-	-	2 ～ 55
1 Piece(s)	9 Days or more	10	13	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	25 ～ 598	-	-	-	5 ～ 8	2 ～ 60	-	-	-	7 ～ 11	-	-	-	-	2 ～ 60
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	25 ～ 698	-	-	-	5 ～ 10	2 ～ 70	-	-	-	7 ～ 14	-	-	-	-	2 ～ 70
1 Piece(s)	9 Days or more	10	16	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	30 ～ 798	-	-	-	5 ～ 10	2 ～ 70	-	-	-	7 ～ 15	-	-	-	-	2 ～ 75
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	30 ～ 796	-	-	-	5 ～ 12	2 ～ 80	-	-	-	7 ～ 16	-	-	-	-	2 ～ 80
1 Piece(s)	9 Days or more	10	18	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	30 ～ 798	-	-	-	5 ～ 12	2 ～ 85	-	-	-	7 ～ 16	-	-	-	-	2 ～ 85
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	24 ～ 996	-	-	-	4 ～ 16	2 ～ 95	-	-	-	6 ～ 19	-	-	-	-	2 ～ 95
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	24 ～ 996	-	-	4 ～ 16	-	2 ～ 95	-	-	-	6 ～ 19	-	-	-	-	2 ～ 95
1 Piece(s)	9 Days or more	10	22	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	30 ～ 798	-	-	-	5 ～ 16	2 ～ 105	-	-	-	8 ～ 21	-	-	-	-	2 ～ 105
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	30 ～ 798	-	-	-	5 ～ 16	2 ～ 120	-	-	-	7 ～ 24	-	-	-	-	2 ～ 120
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	30 ～ 798	-	-	-	8 ～ 20	2 ～ 145	-	-	-	10 ～ 29	-	-	-	-	2 ～ 145
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	40 ～ 798	-	-	-	8 ～ 24	2 ～ 170	-	-	-	10 ～ 34	-	-	-	-	2 ～ 170
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	40 ～ 798	-	-	-	12 ～ 30	2 ～ 195	-	-	-	15 ～ 39	-	-	-	-	2 ～ 195
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	g6 (Ground)	40 ～ 798	-	-	-	16 ～ 30	2 ～ 245	-	-	-	19 ～ 49	-	-	-	-	2 ～ 245
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 398	-	-	-	2.6 ～ 4	2 ～ 25	-	-	-	5	-	-	-	-	2 ～ 25
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 398	-	-	3 ～ 4	-	2 ～ 25	-	-	-	5	-	-	-	-	2 ～ 25
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 498	-	-	-	2.6 ～ 6	2 ～ 35	-	-	-	5 ～ 7	-	-	-	-	2 ～ 35
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 498	-	-	3 ～ 6	-	2 ～ 35	-	-	-	5 ～ 7	-	-	-	-	2 ～ 35
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 598	-	-	-	3 ～ 6	2 ～ 50	-	-	-	6 ～ 9	-	-	-	-	2 ～ 50
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 598	-	-	3 ～ 6	-	2 ～ 50	-	-	-	6 ～ 9	-	-	-	-	2 ～ 50
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 698	-	-	-	4 ～ 8	2 ～ 55	-	-	-	7 ～ 11	-	-	-	-	2 ～ 55
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 698	-	-	4 ～ 8	-	2 ～ 55	-	-	-	7 ～ 11	-	-	-	-	2 ～ 55
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 798	-	-	-	4 ～ 10	2 ～ 70	-	-	-	7 ～ 14	-	-	-	-	2 ～ 70
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 798	-	-	4 ～ 10	-	2 ～ 70	-	-	-	7 ～ 14	-	-	-	-	2 ～ 70
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 898	-	-	-	4 ～ 12	2 ～ 80	-	-	7 ～ 16	-	-	-	-	2 ～ 80	-
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 898	-	-	4 ～ 12	-	2 ～ 80	-	-	7 ～ 16	-	-	-	-	2 ～ 80	-
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	-	4 ～ 16	2 ～ 95	-	-	-	7 ～ 19	-	-	-	-	2 ～ 95
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	4 ～ 16	-	2 ～ 95	-	-	-	7 ～ 19	-	-	-	-	2 ～ 95
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	-	4 ～ 16	2 ～ 120	-	-	-	7 ～ 24	-	-	-	-	2 ～ 120
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	4 ～ 16	-	2 ～ 120	-	-	-	7 ～ 24	-	-	-	-	2 ～ 120
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	-	6 ～ 20	2 ～ 145	-	-	-	10 ～ 29	-	-	-	-	2 ～ 145
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	6 ～ 20	-	2 ～ 145	-	-	-	10 ～ 29	-	-	-	-	2 ～ 145
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	40 ～ 998	-	-	-	6 ～ 24	2 ～ 170	-	-	-	10 ～ 34	-	-	-	-	2 ～ 170
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	40 ～ 998	-	-	6 ～ 20	-	2 ～ 170	-	-	-	10 ～ 34	-	-	-	-	2 ～ 170
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	40 ～ 998	-	-	-	10 ～ 30	2 ～ 195	-	-	-	15 ～ 39	-	-	-	-	2 ～ 195
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	40 ～ 998	-	-	10 ～ 20	-	2 ～ 195	-	-	-	15 ～ 39	-	-	-	-	2 ～ 195
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	40 ～ 998	-	-	-	12 ～ 30	2 ～ 245	-	-	-	19 ～ 49	-	-	-	-	2 ～ 245
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	40 ～ 998	-	-	12 ～ 20	-	2 ～ 245	-	-	-	19 ～ 49	-	-	-	-	2 ～ 245
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 398	-	-	-	2.6 ～ 4	2 ～ 25	-	-	-	5	-	-	0 ～ 390	-	2 ～ 25
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 398	-	-	3 ～ 4	-	2 ～ 25	-	-	-	5	-	-	0 ～ 390	-	2 ～ 25
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 498	-	-	-	2.6 ～ 6	2 ～ 35	-	-	-	5 ～ 7	-	-	0 ～ 490	-	2 ～ 35
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 498	-	-	3 ～ 6	-	2 ～ 35	-	-	-	5 ～ 7	-	-	0 ～ 490	-	2 ～ 35
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 598	-	-	-	3 ～ 6	2 ～ 50	-	-	-	6 ～ 9	-	-	0 ～ 590	-	2 ～ 50
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 598	-	-	3 ～ 6	-	2 ～ 50	-	-	-	6 ～ 9	-	-	0 ～ 590	-	2 ～ 50
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 698	-	-	-	4 ～ 8	2 ～ 55	-	-	-	7 ～ 11	-	-	0 ～ 688	-	2 ～ 55
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 698	-	-	4 ～ 8	-	2 ～ 55	-	-	-	7 ～ 11	-	-	0 ～ 688	-	2 ～ 55
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 798	-	-	-	4 ～ 10	2 ～ 70	-	-	-	7 ～ 14	-	-	0 ～ 788	-	2 ～ 70
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	15 ～ 798	-	-	4 ～ 10	-	2 ～ 70	-	-	-	7 ～ 14	-	-	0 ～ 788	-	2 ～ 70
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 898	-	-	-	-	4 ～ 60	1 ～ 70	2 ～ 60	-	5 ～ 12	5 ～ 12	1 ～ 36	-	-	4 ～ 60
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 898	-	5 ～ 12	-	-	4 ～ 60	1 ～ 70	2 ～ 60	-	5 ～ 12	-	1 ～ 36	-	-	4 ～ 60
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 898	5 ～ 12	-	-	-	4 ～ 60	1 ～ 70	2 ～ 60	-	-	5 ～ 12	1 ～ 36	-	-	4 ～ 60
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 898	5 ～ 12	5 ～ 12	-	-	4 ～ 60	1 ～ 70	2 ～ 60	-	-	-	1 ～ 36	-	-	4 ～ 60
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	-	4 ～ 16	2 ～ 95	-	-	-	7 ～ 19	-	-	0 ～ 988	-	2 ～ 95
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	4 ～ 16	-	2 ～ 95	-	-	-	7 ～ 19	-	-	0 ～ 988	-	2 ～ 95
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	-	4 ～ 16	2 ～ 120	-	-	-	7 ～ 24	-	-	0 ～ 988	-	2 ～ 120
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	4 ～ 16	-	2 ～ 120	-	-	-	7 ～ 24	-	-	0 ～ 988	-	2 ～ 120
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Electroless Nickel	h7 (Ground)	30 ～ 998	-	-	-	6 ～ 20	2 ～ 145	-	-	-	10 ～ 29	-	-	0 ～ 983	-	2 ～ 145

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More Information

Select from h9 (Cold-drawn), h7 (Ground) and g6 (Ground) for your applications.

Example

Technical Information

Detailed Dimensions for Keyway & Threaded Relief of Rotary Shafts & Driving Shafts

Detailed dimensions of Keyway for Shaft Dia.(D·P·Q)

Shaft Diameter	b		t		r
Shaft Diameter	Reference Dimension	Tolerance (N9)	Reference Dimension	Tolerance	r
6-7	2	-0.004 -0.029	1.2	0.1 -0	0.08- 0.16
8-10	3	-0.004 -0.029	1.8
11-12	4	0 -0.03	2.5
13-17	5		3.0		0.16- 0.25
18-22	6		3.5
23-30	8	0 -0.036	4.0	+0.2 0
31-38	10	0 -0.036	5.0		0.25- 0.4
39-44	12	0 -0.043	5.0
45-50	14	0 -0.043	5.0

[ ! ]The example below shows the keyway shape for the specs KC, WKC, K=0, KC+A≥L and WKC+C+K+E>L.

Detailed Retaining Ring Groove Dimensions Rotary & Driving Shafts

Shaft Diameter	d Tolerance		Slot Width (m) Tolerance		Applicable Retaining Ring
2	1.2	+0.06 0	0.4	+0.05 0	JIS E Type 1.2
2.5	1.5		0.5		JIS E Type 1.5
3	2		0.5		JIS E Type 2
4	3		0.7	+0.1 0	JIS E Type 3
5	4	+0.075 0			JIS E Type 4
6	5				JIS E Type 5
7	6		0.9		JIS E Type 6
8	7	+0.09 0			JIS E Type 7
9	8	+0.09 0			JIS E Type 8
10	9.6	0/-0.09	1.15	+0.14 0	JIS C Type 10
11	10.5	0 -0.11			JIS C Type 11
12	11.5				JIS C Type 12
13	12.4				JIS C Type 13
14	13.4				JIS C Type 14
15	14.3				JIS C Type 15
16	15.2				JIS C Type 16
17	16.2				JIS C Type 17
18	17		1.35		JIS C Type 18
19	18		1.35		JIS C Type 19

[ ! ]An applicable retaining ring is attached.

Shaft Diameter	d Tolerance		Slot Width (m) Tolerance		Applicable Retaining Ring
20	19	0 -0.21	1.35	+0.14 0	JIS C Type 20
21	20				JIS C Type 21
22	21				JIS C Type 22
23	22				JIS C Type 23
24	22.9				JIS C Type 24
25	23.9				JIS C Type 25
26	24.9				JIS C Type 26
28	26.6		1.65		JIS C Type 28
29	27.6				JIS C Type 29
30	28.6				JIS C Type 30
32	30.3	0 -0.25			JIS C Type 32
35	33				JIS C Type 35
40	38		1.9		JIS C Type 40
45	42.5		1.9		JIS C Type 45
50	47		2.2		JIS C Type 50

Support Information

Basis of Fitting Selection/Dimensional Tolerances & Fitting

Click here for the information

Difference between Shatf and Rotary Shaft

Comparison of specifications between linear shafts and shafts for rotary shafts

Basic Specifications

Specifications	Rotary Shafts		Linear Shafts
Material	1045 Carbon Steel or Equivalent 304 Stainless Steel	4137 Alloy Steel or Equivalent	52100 Bearing Steel Equivalent SUS440C(13Cr) Stainless Steel Equivalent	1045 Carbon Steel Equivalent or 304 Stainless Steel
Quenching/Hardness	-	Hardness 30-35HRC	High-frequency quenching	-
Outer Diameter Tolerance	h9/h7	g6	g6/h5	f8
Surface Treatment	No plating Black Oxide Electroless Nickel Plating	Black Oxide Electroless Nickel Plating	No Plating Hard Chrome Plating Low Temp. Black Chrome Plating Electroless Nickel Plating (Only Surface Treatment Fully Plated Type)	Hard Chrome Plating

Alterations

Alterations	Rotary Shafts	Linear Shafts
L Dimension Tolerance	L<500: L±0.05 L≧500: L±0.1 L≧800: NOT applicable	L<200: L±0.03 200≦L<500: L±0.05 L≧500: L±0.1
Flat Key Grooves	Up to 1 location specified	Up to 2 locations specified
Set Screw Flat	Up to 3 locations specified	Up to 2 locations specified
2 Set Screw Flat	Up to 1 location specified Angle Specification: 15 Deg. Inc	Up to 2 locations specified Angle Specification: Fixed
V-groove	-	Up to 2 locations specified
Keyway	Up to 4 locations specified Specified on step: Applicable	Up to 2 locations specified Specified on step: NOT applicable
Change to Fine Threads	1 type	2 type
Change to Fine Threads Tap	-	1 type
Undercut	M3~M30	M6~M30
Tapped Depth	Applicable	Applicable
Retainning Ring Groove	Up to 2 locations on D and 1 locationon each step *Can be chosen together	Up to 2 locations specified (Only Retaining Ring type applicable)
Slit Cam Groove	Up to 1 location specified	-
Concentricity	Applicable	-
Left Hand Thread	Applicable	-
Slit	Up to 1 location specified	-
C Chamfering Width	Applicable	-

*Click here for information of Rotary Shaft Alteration Guide or Shaft Alteration Guide

Material/Surface General Information

General Material Information

General Surface Treatment Information

Comparisons of Materials between JIS & Foreign Standards

Compatible Models

Category	Ball Bearings	Bearings with Housings	Flexible Couplings	Timing Pulleys	Timing Belts
Image

Product TOP

Basic Information

Basic Shape	Both Ends Stepped	End Shape (Left)	Tapped	End Shape (Right)	Tapped
Heat Treatment	Not Hardened	Keyway	Keyway Option (Alteration)

Configure

368 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Dia. D(mm)
6

8

10

12

13

15

16

17

18

20

22

25

30

35

40

50
Clear
Material
- Steel
  - 1045 Carbon Steel or Equivalent
- 304 Stainless Steel
Clear
Surface Finish
- None
- Black Oxide
- Electroless Nickel
Clear
Shaft Dia. Tolerance (Metric Only)
- h9 (Cold-drawn)
- h7 (Ground)
- g6 (Ground)
Clear
Length L(mm)
[15-998/0.1mm Unit(s)]
Clear
Change to Fine Threads [PMC]
5

6

8

10

12
Clear
Change to Fine Threads [QMC](mm)
5

6

8

10

12
Clear
Coarse Tapped [MD] Depth=Mx3
3

4

5

6

8

10

12

16

20
Clear
Coarse Tapped [M]
2.6

3

4

5

6

8

10

12

16

20

24

30
Clear
F(mm)
[2-245/0.1mm Unit(s)][2-80/1mm Unit(s)]
Clear
G(mm)
[1-70/1mm Unit(s)]
Clear
H(mm)
[2-60/0.1mm Unit(s)]
Clear
P
[7-16/1]
Clear
P(mm)
5

6

8

10

12
[5-49/1mm Unit(s)]
Clear
Q
5

6

8

10

12
Clear
S
[1-36/1]
Clear
SC(mm)
[0-988/1mm Unit(s)]
Clear
T
[2-80/0.1][2-80/1]
Clear
T(mm)
[2-245/0.1mm Unit(s)]
Clear
type
- PSFRH
- PSFRHH
- PSFRHHS
- PSFRHS
- PSFRMGH
- PSFRMGHS
- PSFRMHH
- PSFRMHHS
- SFRH
- SFRHH
- SFRHHS
- SFRHS
- SFRMGH
- SFRMGHS
- SFRMHH
- SFRMHHS
- SSFRH
- SSFRHH
- SSFRHHS
- SSFRHS
- SSFRMGH
- SSFRMGHS
- SSFRMHH
- SSFRMHHS
Clear
CAD
- 2D
- 3D
Clear