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Rotary Shafts - One stepped end and internally threaded rear end.

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Spec Expansion

MISUMI

New diameter sizes (13, 16, 17, 18 and 22) are added for h9 tolerance types. [3/31/23]
Straight Rotary Shaft - One-End Stepped, One-End Tapped are available in 1045 Carbon Steel or Equivalent and 304 Stainless Steel and 4137 Alloy Steel or Equivalent, 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 is available, please click Here.

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Rotary Shaft - One-end Stepped, One-end Tapped:Related Image

・Materials

Type			Tolerance		[ M ]Material	[ S ]Surface Treatment
	Standard	Wrench Flats	D	P	[ M ]Material	[ S ]Surface Treatment
①	NSFRMHF	NSFRMHFS	h9 (Cold-drawn)	h7	1045 Carbon Steel or Equivalent	-
	SFRMHF	SFRMHFS				Black Oxide
	PSFRMHF	PSFRMHFS				Electroless Nickel Plating
	SSFRMHF	SSFRMHFS			304 Stainless Steel	-
②	NSFRMGF	NSFRMGFS		g6	1045 Carbon Steel or Equivalent	-
	SFRMGF	SFRMGFS				Black Oxide
	PSFRMGF	PSFRMGFS				Electroless Nickel Plating
	SSFRMGF	SSFRMGFS			304 Stainless Steel	-
③	NSFRHF	NSFRHFS	h7 (Ground)	h7	1045 Carbon Steel or Equivalent	-
	SFRHF	SFRHFS				Black Oxide
	PSFRHF	PSFRHFS				Electroless Nickel Plating
	SSFRHF	SSFRHFS			304 Stainless Steel	-
④	NSFRF	NSFRFS	g6 (Ground)	g6	1045 Carbon Steel or Equivalent	-
	SFRF	SFRFS				Black Oxide
	PSFRF	PSFRFS				Electroless Nickel Plating
	SSFRF	SSFRFS			304 Stainless Steel	-
	PHFRF	-			4137 Alloy Steel HHardness: 30 ~ 35HRC	Electroless Nickel Plating

Specifications

	Part Number	-	L	-	F	-	P	-	N	-	SC
①D part h9 / P part h7 ③h7 (Ground) with Wrench Flat	PSFRMHF30 SFRHFS25	- -	250 200	- -	F30 F25	- -	P10 P15	- -	N10 N12	-	SC30

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

Part Number			0.1mm Increment		1mm Increment	N (Coarse) Selection										1mm Increment	W	ℓ₂	(Y)max.
Type		D	L	F	P											SC Wrench Flats Type only
Standard	Wrench Flats	D	L	F	P											SC Wrench Flats Type only
①D part h9 / P part h7 NSFRMHF SFRMHF PSFRMHF SSFRMHF (D6 is not available for SSFRMHF.) ②D part h9 / P part g6 NSFRMGF SFRMGF PSFRMGF SSFRMGF (D6 is not available for SSFRMGF.)	①D part h9 / P part h7 NSFRMHFS SFRMHFS PSFRMHFS SSFRMHFS (D6 is not available for SSFRMHFS.) ②D part h9 / P part g6 NSFRMGFS SFRMGFS PSFRMGFS SSFRMGFS (D6 is not available for SSFRMGFS.)	6	15.0~398.0	2≤F≤Px5	3≤P	2.6 3	4									SC+ℓ₂≤L SC=0 or SC≥1 [ ! ]For SC≤Mx3 W-M≥2	5	8	400
		8	15.0~498.0			2.6 3	4	5	6								7		500
		10	15.0~598.0			3	4	5	6								8		600
		12	15.0~698.0		5≤P		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	16				17		1000
		25	50.0~998.0		10≤P		4	5	6	8	10	12	16				22
		30	60.0~998.0		10≤P				6	8	10	12	16	20			27	15
		35	70.0~998.0		16≤P				6	8	10	12	16	20	24		30	15

③h7 (Ground)

Part Number			0.1mm Increment		1mm Increment	N (Coarse) Selection											1mm Increment	W	ℓ₂	(Y)max.
Type		D	L	F	P												SC Wrench Flats Type only
Standard	Wrench Flats	D	L	F	P												SC Wrench Flats Type only
NSFRHF SFRHF PSFRHF SSFRHF	NSFRHFS SFRHFS PSFRHFS SSFRHFS	6	15.0~398.0	2≤F≤Px5	3≤P	2.6 3	4										SC+ℓ₂≤L SC=0 or SC≥1 [ ! ]For SC≤Mx3 W-M≥2	5	8	400
		8	15.0~498.0			2.6 3	4	5	6									7		500
		10	15.0~598.0			3	4	5	6									8		600
		12	15.0~698.0		5≤P		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	16					17		1000
		25	50.0~998.0		10≤P		4	5	6	8	10	12	16					22
		30	60.0~998.0		10≤P				6	8	10	12	16	20				27	15
		35	70.0~998.0		16≤P				6	8	10	12	16	20	24			30	15
		40	80.0~998.0								10	12	16	20	24	30		36	20
		50	100.0~998.0									12	16	20	24	30		41	20

④g6 (Ground)

Part Number				0.1mm Increment		1mm Increment	N (Coarse) Selection											1mm Increment	W	ℓ₂	(Y)max.
Type		D		L	F	P												SC Wrench Flats Type only
Standard	Wrench Flats	D		L	F	P												SC Wrench Flats Type only
NSFRF SFRF PSFRF SSFRF (D13, 16, 18 and 22 are not available for SSFRF.) PHFRF (Only marked sizes are available.)	NSFRFS SFRFS PSFRFS SSFRFS (D13, 16, 18 and 22 are not available for SSFRFS.)		6	15.0~398.0	2≤F≤Px5	3≤P	2.6 3	4										SC+ℓ₂≤L SC=0 or SC≥1 [ ! ]For SC≤Mx3 W-M≥2	5	8	400
			8	15.0~498.0			2.6 3	4	5	6									7		500
			10	15.0~598.0			3	4	5	6									8		600
			12	15.0~698.0		5≤P		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	16					17		1000
			22	40.0~998.0		10≤P		4	5	6	8	10	12	16					19
		*	25	50.0~998.0				4	5	6	8	10	12	16					22
		*	30	60.0~998.0						6	8	10	12	16	20				27	15
		*	35	70.0~998.0		16≤P				6	8	10	12	16	20	24			30	15
		*	40	80.0~998.0								10	12	16	20	24	30		36	20
		*	50	100.0~998.0									12	16	20	24	30		41	20

[ ! ]When D-P≤2, chamfer C at the step is 0.2 or less. [ ! ]Overall length requires Nx3≤L.

Alterations

[ ! ]For Keyway Details, Click here.
[ ! ]For dimensions of the retaining ring groove, Click here.

Part Number

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Part Number
PSFRHFS6-[20-298/0.1]-F[2-25/0.1]-P[3-5/1]-N[3,4]-SC[0-290/1]
PSFRHFS8-[20-398/0.1]-F[2-35/0.1]-P[3-7/1]-N[3,4,5,6]-SC[0-390/1]
PSFRHFS10-[20-498/0.1]-F[2-45/0.1]-P[3-9/1]-N[4,5,6]-SC[0-490/1]
PSFRHFS12-[30-598/0.1]-F[2-55/0.1]-P[5-11/1]-N[5,6,8]-SC[0-588/1]
PSFRHFS15-[30-698/0.1]-F[2-70/0.1]-P[5-14/1]-N[5,6,8,10]-SC[0-688/1]
PSFRHFS17-[40-798/0.1]-F[2-80/0.1]-P[5-16/1]-N[5,6,8,10,12,16]-SC[0-788/1]
PSFRHFS20-[40-798/0.1]-F[2-95/0.1]-P[5-19/1]-N[5,6,8,10,12,16]-SC[0-788/1]
PSFRHFS25-[50-798/0.1]-F[2-120/0.1]-P[10-24/1]-N[5,6,8,10,12,16]-SC[0-788/1]
PSFRHFS30-[60-798/0.1]-F[2-145/0.1]-P[10-29/1]-N[8,10,12,16,20,24]-SC[0-783/1]
PSFRHFS35-[70-998/0.1]-F[2-170/0.1]-P[16-34/1]-N[6,8,10,12,16,20,24]-SC[0-983/1]
PSFRHFS35-[70-998/0.1]-F[2-170/0.1]-P[16-34/1]-ND[6,8,10,12,16,20]-SC[0-983/1]
PSFRHFS40-[80-998/0.1]-F[2-195/0.1]-P[16-39/1]-N[10,12,16,20,24,30]-SC[0-978/1]
PSFRHFS40-[80-998/0.1]-F[2-195/0.1]-P[16-39/1]-ND[10,12,16,20]-SC[0-978/1]
PSFRHFS50-[100-998/0.1]-F[2-245/0.1]-P[16-49/1]-N[12,16,20,24,30]-SC[0-978/1]
PSFRHFS50-[100-998/0.1]-F[2-245/0.1]-P[16-49/1]-ND[12,16,20]-SC[0-978/1]
PSFRMHFS6-[15-398/0.1]-F[2-25/0.1]-P[3-5/1]-N[2.6,3,4]-SC[0-390/1]
PSFRMHFS6-[15-398/0.1]-F[2-25/0.1]-P[3-5/1]-ND[3,4]-SC[0-390/1]
PSFRMHFS8-[15-498/0.1]-F[2-35/0.1]-P[3-7/1]-N[2.6,3,4,5,6]-SC[0-490/1]
PSFRMHFS8-[15-498/0.1]-F[2-35/0.1]-P[3-7/1]-ND[3,4,5,6]-SC[0-490/1]
PSFRMHFS10-[15-598/0.1]-F[2-45/0.1]-P[3-9/1]-N[3,4,5,6]-SC[0-590/1]
PSFRMHFS10-[15-598/0.1]-F[2-45/0.1]-P[3-9/1]-ND[3,4,5,6]-SC[0-590/1]
PSFRMHFS12-[15-698/0.1]-F[2-55/0.1]-P[5-11/1]-N[4,5,6,8]-SC[0-688/1]
PSFRMHFS12-[15-698/0.1]-F[2-55/0.1]-P[5-11/1]-ND[4,5,6,8]-SC[0-688/1]
PSFRMHFS15-[15-798/0.1]-F[2-70/0.1]-P[5-14/1]-N[4,5,6,8,10]-SC[0-788/1]
PSFRMHFS15-[15-798/0.1]-F[2-70/0.1]-P[5-14/1]-ND[4,5,6,8,10]-SC[0-788/1]
PSFRMHFS20-[30-998/0.1]-F[2-95/0.1]-P[5-19/1]-N[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRMHFS20-[30-998/0.1]-F[2-95/0.1]-P[5-19/1]-ND[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRMHFS25-[50-998/0.1]-F[2-120/0.1]-P[10-24/1]-N[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRMHFS25-[50-998/0.1]-F[2-120/0.1]-P[10-24/1]-ND[4,5,6,8,10,12,16]-SC[0-988/1]
PSFRMHFS30-[60-998/0.1]-F[2-145/0.1]-P[10-29/1]-N[6,8,10,12,16,20]-SC[0-983/1]
PSFRMHFS30-[60-998/0.1]-F[2-145/0.1]-P[10-29/1]-ND[6,8,10,12,16,20]-SC[0-983/1]
PSFRMHFS35-[70-998/0.1]-F[2-170/0.1]-P[16-34/1]-N[6,8,10,12,16,20,24]-SC[0-983/1]
PSFRMHFS35-[70-998/0.1]-F[2-170/0.1]-P[16-34/1]-ND[6,8,10,12,16,20]-SC[0-983/1]
SFRHF6-[15-398/0.1]-F[2-25/0.1]-P[3-5/1]-N[2.6,3,4]
SFRHF6-[15-398/0.1]-F[2-25/0.1]-P[3-5/1]-ND[3,4]
SFRHF8-[15-498/0.1]-F[2-35/0.1]-P[3-7/1]-N[2.6,3,4,5,6]
SFRHF8-[15-498/0.1]-F[2-35/0.1]-P[3-7/1]-ND[3,4,5,6]
SFRHF10-[15-598/0.1]-F[2-45/0.1]-P[3-9/1]-N[3,4,5,6]
SFRHF10-[15-598/0.1]-F[2-45/0.1]-P[3-9/1]-ND[3,4,5,6]
SFRHF12-[15-698/0.1]-F[2-55/0.1]-P[5-11/1]-N[4,5,6,8]
SFRHF12-[15-698/0.1]-F[2-55/0.1]-P[5-11/1]-ND[4,5,6,8]
SFRHF15-[15-798/0.1]-F[2-70/0.1]-P[5-14/1]-N[4,5,6,8,10]
SFRHF15-[15-798/0.1]-F[2-70/0.1]-P[5-14/1]-ND[4,5,6,8,10]
SFRHF17-[30-898/0.1]-F[2-80/0.1]-P[5-16/1]-N[4,5,6,8,10,12]
SFRHF17-[30-898/0.1]-F[2-80/0.1]-P[5-16/1]-ND[4,5,6,8,10,12]
SFRHF20-[30-998/0.1]-F[2-95/0.1]-P[5-19/1]-N[4,5,6,8,10,12,16]
SFRHF20-[30-998/0.1]-F[2-95/0.1]-P[5-19/1]-ND[4,5,6,8,10,12,16]
SFRHF25-[50-998/0.1]-F[2-120/0.1]-P[10-24/1]-N[4,5,6,8,10,12,16]
SFRHF25-[50-998/0.1]-F[2-120/0.1]-P[10-24/1]-ND[4,5,6,8,10,12,16]
SFRHF30-[60-998/0.1]-F[2-145/0.1]-P[10-29/1]-N[6,8,10,12,16,20]
SFRHF30-[60-998/0.1]-F[2-145/0.1]-P[10-29/1]-ND[6,8,10,12,16,20]
SFRHF35-[70-998/0.1]-F[2-170/0.1]-P[16-34/1]-N[6,8,10,12,16,20,24]
SFRHF35-[70-998/0.1]-F[2-170/0.1]-P[16-34/1]-ND[6,8,10,12,16,20]
SFRHF40-[80-998/0.1]-F[2-195/0.1]-P[16-39/1]-N[10,12,16,20,24,30]
SFRHF40-[80-998/0.1]-F[2-195/0.1]-P[16-39/1]-ND[10,12,16,20]
SFRHF50-[100-998/0.1]-F[2-245/0.1]-P[16-49/1]-N[12,16,20,24,30]
SFRHF50-[100-998/0.1]-F[2-245/0.1]-P[16-49/1]-ND[12,16,20]
SFRHFS6-[20-298/0.1]-F[2-25/0.1]-P[3-5/1]-N[3,4]-SC[0-290/1]
SFRHFS8-[20-398/0.1]-F[2-35/0.1]-P[3-7/1]-N[3,4,5,6]-SC[0-390/1]
SFRHFS10-[20-498/0.1]-F[2-45/0.1]-P[3-9/1]-N[4,5,6]-SC[0-490/1]

Minimum order quantity	Days to Ship	RoHS	Shaft Dia. D (mm)	Material	Heat Treatment	Surface Finish	Shaft Dia. Tolerance (Metric Only)	Length L (mm)	Coarse Tapped [ND] Depth=Nx3	Coarse Tapped [N]	F (mm)	P (mm)	SC (mm)
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	20 ～ 298	-	3 ～ 4	2 ～ 25	3 ～ 5	0 ～ 290
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	20 ～ 398	-	3 ～ 6	2 ～ 35	3 ～ 7	0 ～ 390
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	20 ～ 498	-	4 ～ 6	2 ～ 45	3 ～ 9	0 ～ 490
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 598	-	5 ～ 8	2 ～ 55	5 ～ 11	0 ～ 588
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 698	-	5 ～ 10	2 ～ 70	5 ～ 14	0 ～ 688
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	40 ～ 798	-	5 ～ 16	2 ～ 80	5 ～ 16	0 ～ 788
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	40 ～ 798	-	5 ～ 16	2 ～ 95	5 ～ 19	0 ～ 788
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	50 ～ 798	-	5 ～ 16	2 ～ 120	10 ～ 24	0 ～ 788
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	60 ～ 798	-	8 ～ 24	2 ～ 145	10 ～ 29	0 ～ 783
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	70 ～ 998	-	6 ～ 24	2 ～ 170	16 ～ 34	0 ～ 983
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	70 ～ 998	6 ～ 20	-	2 ～ 170	16 ～ 34	0 ～ 983
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	80 ～ 998	-	10 ～ 30	2 ～ 195	16 ～ 39	0 ～ 978
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	80 ～ 998	10 ～ 20	-	2 ～ 195	16 ～ 39	0 ～ 978
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	100 ～ 998	-	12 ～ 30	2 ～ 245	16 ～ 49	0 ～ 978
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	100 ～ 998	12 ～ 20	-	2 ～ 245	16 ～ 49	0 ～ 978
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 398	-	2.6 ～ 4	2 ～ 25	3 ～ 5	0 ～ 390
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 398	3 ～ 4	-	2 ～ 25	3 ～ 5	0 ～ 390
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 498	-	2.6 ～ 6	2 ～ 35	3 ～ 7	0 ～ 490
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 498	3 ～ 6	-	2 ～ 35	3 ～ 7	0 ～ 490
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 598	-	3 ～ 6	2 ～ 45	3 ～ 9	0 ～ 590
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 598	3 ～ 6	-	2 ～ 45	3 ～ 9	0 ～ 590
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 698	-	4 ～ 8	2 ～ 55	5 ～ 11	0 ～ 688
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 698	4 ～ 8	-	2 ～ 55	5 ～ 11	0 ～ 688
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 798	-	4 ～ 10	2 ～ 70	5 ～ 14	0 ～ 788
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 798	4 ～ 10	-	2 ～ 70	5 ～ 14	0 ～ 788
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 998	-	4 ～ 16	2 ～ 95	5 ～ 19	0 ～ 988
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 998	4 ～ 16	-	2 ～ 95	5 ～ 19	0 ～ 988
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	50 ～ 998	-	4 ～ 16	2 ～ 120	10 ～ 24	0 ～ 988
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	50 ～ 998	4 ～ 16	-	2 ～ 120	10 ～ 24	0 ～ 988
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	60 ～ 998	-	6 ～ 20	2 ～ 145	10 ～ 29	0 ～ 983
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	60 ～ 998	6 ～ 20	-	2 ～ 145	10 ～ 29	0 ～ 983
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	70 ～ 998	-	6 ～ 24	2 ～ 170	16 ～ 34	0 ～ 983
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	70 ～ 998	6 ～ 20	-	2 ～ 170	16 ～ 34	0 ～ 983
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 398	-	2.6 ～ 4	2 ～ 25	3 ～ 5	-
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 398	3 ～ 4	-	2 ～ 25	3 ～ 5	-
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 498	-	2.6 ～ 6	2 ～ 35	3 ～ 7	-
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 498	3 ～ 6	-	2 ～ 35	3 ～ 7	-
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 598	-	3 ～ 6	2 ～ 45	3 ～ 9	-
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 598	3 ～ 6	-	2 ～ 45	3 ～ 9	-
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 698	-	4 ～ 8	2 ～ 55	5 ～ 11	-
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 698	4 ～ 8	-	2 ～ 55	5 ～ 11	-
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 798	-	4 ～ 10	2 ～ 70	5 ～ 14	-
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	15 ～ 798	4 ～ 10	-	2 ～ 70	5 ～ 14	-
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	30 ～ 898	-	4 ～ 12	2 ～ 80	5 ～ 16	-
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	30 ～ 898	4 ～ 12	-	2 ～ 80	5 ～ 16	-
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	30 ～ 998	-	4 ～ 16	2 ～ 95	5 ～ 19	-
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	30 ～ 998	4 ～ 16	-	2 ～ 95	5 ～ 19	-
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	50 ～ 998	-	4 ～ 16	2 ～ 120	10 ～ 24	-
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	50 ～ 998	4 ～ 16	-	2 ～ 120	10 ～ 24	-
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	60 ～ 998	-	6 ～ 20	2 ～ 145	10 ～ 29	-
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	60 ～ 998	6 ～ 20	-	2 ～ 145	10 ～ 29	-
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	70 ～ 998	-	6 ～ 24	2 ～ 170	16 ～ 34	-
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	70 ～ 998	6 ～ 20	-	2 ～ 170	16 ～ 34	-
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	80 ～ 998	-	10 ～ 30	2 ～ 195	16 ～ 39	-
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	80 ～ 998	10 ～ 20	-	2 ～ 195	16 ～ 39	-
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	100 ～ 998	-	12 ～ 30	2 ～ 245	16 ～ 49	-
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	100 ～ 998	12 ～ 20	-	2 ～ 245	16 ～ 49	-
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	20 ～ 298	-	3 ～ 4	2 ～ 25	3 ～ 5	0 ～ 290
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	20 ～ 398	-	3 ～ 6	2 ～ 35	3 ～ 7	0 ～ 390
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h7 (Ground)	20 ～ 498	-	4 ～ 6	2 ～ 45	3 ～ 9	0 ～ 490

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	One End Stepped	End Shape (Left)	No Machining	End Shape (Right)	Tapped
Keyway	Keyway Option (Alteration)

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133 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
  - 4137 Alloy Steel
- 304 Stainless Steel
Clear
Heat Treatment
- Not Hardened
- Hardened
Clear
Surface Finish
- None
- Black Oxide
- Electroless Nickel
Clear
Length L(mm)
[15-998/0.1mm Unit(s)]
Clear
Coarse Tapped [ND] Depth=Nx3
3

4

5

6

8

10

12

16

20
Clear
Coarse Tapped [N]
2.6

3

4

5

6

8

10

12

16

20

24

30
Clear
F(mm)
[2-245/0.1mm Unit(s)]
Clear
P(mm)
[3-49/1mm Unit(s)]
Clear
SC(mm)
[0-988/1mm Unit(s)]
Clear
type
- PHFRF
- PSFRF
- PSFRFS
- PSFRHFS
- PSFRMGF
- PSFRMGFS
- PSFRMHF
- PSFRMHFS
- SFRF
- SFRFS
- SFRHF
- SFRHFS
- SFRMGF
- SFRMGFS
- SFRMHF
- SFRMHFS
- SSFRF
- SSFRFS
- SSFRHF
- SSFRHFS
- SSFRMGF
- SSFRMGFS
- SSFRMHF
- SSFRMHFS
Clear
Shaft Dia. Tolerance (Metric Only)
- h9 (Cold-drawn)
- h7 (Ground)
- g6 (Ground)
Clear
CAD
- 2D
- 3D
Clear