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Rotary Shafts - One end stepped.

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 - One End Stepped are available in 1045 Carbon Steel or Equivalent and 304 Stainless Steeland 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 available, please click Here.

METRIC
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Technical Information

Rotary Shafts - One End Stepped:Related Image

・Materials

Type		Tolerance		[ M ]Material	[ S ]Surface Treatment
		D	P
①	NSFRMHP	h9 (Cold-drawn)	h7	1045 Carbon Steel or Equivalent	-
	SFRMHP				Black Oxide
	PSFRMHP				Electroless Nickel Plating
	SSFRMHP			304 Stainless Steel	-
②	NSFRMGP		g6	1045 Carbon Steel or Equivalent	-
	SFRMGP				Black Oxide
	PSFRMGP				Electroless Nickel Plating
	SSFRMGP			304 Stainless Steel	-
③	NSFRHP	h7 (Ground)	h7	1045 Carbon Steel or Equivalent	-
	SFRHP				Black Oxide
	PSFRHP				Electroless Nickel Plating
	SSFRHP			304 Stainless Steel	-
④	NSFRP	g6 (Ground)	g6	1045 Carbon Steel or Equivalent	-
	SFRP				Black Oxide
	PSFRP				Electroless Nickel Plating
	SSFRP			304 Stainless Steel	-
	HFRP			4137 Alloy Steel or Equivalent Hardness: 30 ~ 35HRC	Black Oxide

Specifications

	Part Number	-	L	-	F	-	P
①D part h9 / P part h7 ③h7 (Ground)	SFRMHP30 SFRHP25	- -	250 200	- -	F30 F25	- -	P10 P15

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

Part Number		0.1mm Increment		1mm Increment	(Y) max.
Type	D	L	F	P	(Y) max.
①D part h9 / P part h7 NSFRMHP SFRMHP PSFRMHP SSFRMHP ②D part h9 / P part g6 NSFRMGP SFRMGP PSFRMGP SSFRMGP (D6 is not available for SSFRMHP and SSFRMGP.)	6	15.0~398.0	2≤F≤Px5	3 4 5	400
	8	15.0~498.0		3≤P<D	500
	10	15.0~598.0		3≤P<D	600
	12	15.0~698.0		5≤P<D	700
	15	15.0~798.0			800
	20	30.0~998.0			900
	25	30.0~998.0		10≤P<D
	30	30.0~998.0		10≤P<D
	35	40.0~998.0		16≤P<D

③h7 (Ground)

Part Number		0.1mm Increment		1mm Increment	(Y) max.
Type	D	L	F	P	(Y) max.
NSFRHP SFRHP PSFRHP SSFRHP	6	15.0~398.0	2≤F≤Px5	3 4 5	400
	8	15.0~498.0		3≤P<D	500
	10	15.0~598.0		3≤P<D	600
	12	15.0~698.0		5≤P<D	700
	15	15.0~798.0			800
	17	30.0~898.0			900
	20	30.0~998.0
	25	30.0~998.0		10≤P<D
	30	30.0~998.0		10≤P<D
	35	40.0~998.0		16≤P<D
	40	40.0~998.0
	50	40.0~998.0

④g6 (Ground)

Part Number			0.1mm Increment		1mm Increment	(Y) max.
Type	D		L	F	P	(Y) max.
NSFRP SFRP PSFRP SSFRP (D13, 16, 18 and 22 are not available for SSFRP.) HFRP (Only marked sizes are available.)		6	15.0~398.0	2≤F≤Px5	3 4 5	400
		8	15.0~498.0		3≤P<D	500
		10	15.0~598.0		3≤P<D	600
		12	15.0~698.0		5≤P<D	700
		13	15.0~698.0			700
	*	15	15.0~798.0			800
		16	15.0~898.0			900
		17	30.0~898.0
		18	30.0~898.0
	*	20	30.0~998.0
		22	30.0~998.0		10≤P<D
	*	25	30.0~998.0
	*	30	30.0~998.0
	*	35	40.0~998.0		16≤P<D
	*	40	40.0~998.0
	*	50	40.0~998.0

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

Alterations

[ ! ]For Keyway Details, Click here.

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 45; 60

Part Number
HFRP15-[25-698/0.1]-F[2-70/0.1]-P[5-14/1]
HFRP20-[30-798/0.1]-F[2-95/0.1]-P[5-19/1]
HFRP25-[30-798/0.1]-F[2-120/0.1]-P[10-24/1]
HFRP30-[30-798/0.1]-F[2-145/0.1]-P[10-29/1]
HFRP35-[40-798/0.1]-F[2-170/0.1]-P[16-34/1]
HFRP40-[40-798/0.1]-F[2-195/0.1]-P[16-39/1]
HFRP50-[40-798/0.1]-F[2-245/0.1]-P[16-49/1]
PSFRHP6-[15-398/0.1]-F[2-25/0.1]-P[3-5/1]
PSFRHP8-[15-498/0.1]-F[2-35/0.1]-P[3-7/1]
PSFRHP10-[15-598/0.1]-F[2-45/0.1]-P[3-9/1]
PSFRHP12-[15-698/0.1]-F[2-55/0.1]-P[5-11/1]
PSFRHP15-[15-798/0.1]-F[2-70/0.1]-P[5-14/1]
PSFRHP17-[30-898/0.1]-F[2-80/0.1]-P[5-16/1]
PSFRHP20-[30-998/0.1]-F[2-95/0.1]-P[5-19/1]
PSFRHP25-[30-998/0.1]-F[2-120/0.1]-P[10-24/1]
PSFRHP30-[30-998/0.1]-F[2-145/0.1]-P[10-29/1]
PSFRHP35-[40-998/0.1]-F[2-170/0.1]-P[16-34/1]
PSFRHP40-[40-998/0.1]-F[2-195/0.1]-P[16-39/1]
PSFRHP50-[40-998/0.1]-F[2-245/0.1]-P[16-49/1]
PSFRMHP6-[20-298/0.1]-F[2-25/0.1]-P[3-5/1]
PSFRMHP8-[20-398/0.1]-F[2-35/0.1]-P[3-7/1]
PSFRMHP10-[20-498/0.1]-F[2-45/0.1]-P[3-9/1]
PSFRMHP12-[25-598/0.1]-F[2-55/0.1]-P[5-11/1]
PSFRMHP15-[25-698/0.1]-F[2-70/0.1]-P[5-14/1]
PSFRMHP20-[30-798/0.1]-F[2-95/0.1]-P[5-19/1]
PSFRMHP25-[30-798/0.1]-F[2-120/0.1]-P[10-24/1]
PSFRMHP30-[30-798/0.1]-F[2-145/0.1]-P[10-29/1]
PSFRMHP35-[40-798/0.1]-F[2-170/0.1]-P[16-34/1]
PSFRP6-[20-298/0.1]-F[2-25/0.1]-P[3-5/1]
PSFRP8-[20-398/0.1]-F[2-35/0.1]-P[3-7/1]
PSFRP10-[20-498/0.1]-F[2-45/0.1]-P[3-9/1]
PSFRP12-[25-598/0.1]-F[2-55/0.1]-P[5-11/1]
PSFRP13-[25-598/0.1]-F[2-60/0.1]-P[5-12/1]
PSFRP15-[25-698/0.1]-F[2-70/0.1]-P[5-14/1]
PSFRP16-[15-998/0.1]-F[2-75/0.1]-P[4-15/1]
PSFRP17-[30-798/0.1]-F[2-80/0.1]-P[5-16/1]
PSFRP18-[30-798/0.1]-F[2-85/0.1]-P[5-17/1]
PSFRP20-[30-798/0.1]-F[2-95/0.1]-P[5-19/1]
PSFRP22-[30-798/0.1]-F[2-105/0.1]-P[5-21/1]
PSFRP25-[30-798/0.1]-F[2-120/0.1]-P[10-24/1]
PSFRP30-[30-798/0.1]-F[2-145/0.1]-P[10-29/1]
PSFRP35-[40-798/0.1]-F[2-170/0.1]-P[16-34/1]
PSFRP40-[40-798/0.1]-F[2-195/0.1]-P[16-39/1]
PSFRP50-[40-798/0.1]-F[2-245/0.1]-P[16-49/1]
SFRHP6-[15-398/0.1]-F[2-25/0.1]-P[3-5/1]
SFRHP8-[15-498/0.1]-F[2-35/0.1]-P[3-7/1]
SFRHP10-[15-598/0.1]-F[2-45/0.1]-P[3-9/1]
SFRHP12-[15-698/0.1]-F[2-55/0.1]-P[5-11/1]
SFRHP15-[15-798/0.1]-F[2-70/0.1]-P[5-14/1]
SFRHP17-[30-898/0.1]-F[2-80/0.1]-P[5-16/1]
SFRHP20-[30-998/0.1]-F[2-95/0.1]-P[5-19/1]
SFRHP25-[30-998/0.1]-F[2-120/0.1]-P[10-24/1]
SFRHP30-[30-998/0.1]-F[2-145/0.1]-P[10-29/1]
SFRHP35-[40-998/0.1]-F[2-170/0.1]-P[16-34/1]
SFRHP40-[40-998/0.1]-F[2-195/0.1]-P[16-39/1]
SFRHP50-[40-998/0.1]-F[2-245/0.1]-P[16-49/1]
SFRMGP6-[20-298/0.1]-F[2-25/0.1]-P[3-5/1]
SFRMGP8-[20-398/0.1]-F[2-35/0.1]-P[3-7/1]
SFRMGP10-[20-498/0.1]-F[2-45/0.1]-P[3-9/1]
SFRMGP12-[25-598/0.1]-F[2-55/0.1]-P[5-11/1]

Minimum order quantity	Days to Ship	RoHS	Shaft Dia. D (mm)	Material	Heat Treatment	Surface Finish	Shaft Dia. Tolerance (Metric Only)	Length L (mm)	F (mm)	P (mm)
1 Piece(s)	9 Days or more	10	15	[Steel] 4137 Alloy Steel or Equivalent	Hardened	Black Oxide	g6 (Ground)	25 ～ 698	2 ～ 70	5 ～ 14
1 Piece(s)	9 Days or more	10	20	[Steel] 4137 Alloy Steel or Equivalent	Hardened	Black Oxide	g6 (Ground)	30 ～ 798	2 ～ 95	5 ～ 19
1 Piece(s)	9 Days or more	10	25	[Steel] 4137 Alloy Steel or Equivalent	Hardened	Black Oxide	g6 (Ground)	30 ～ 798	2 ～ 120	10 ～ 24
1 Piece(s)	9 Days or more	10	30	[Steel] 4137 Alloy Steel or Equivalent	Hardened	Black Oxide	g6 (Ground)	30 ～ 798	2 ～ 145	10 ～ 29
1 Piece(s)	9 Days or more	10	35	[Steel] 4137 Alloy Steel or Equivalent	Hardened	Black Oxide	g6 (Ground)	40 ～ 798	2 ～ 170	16 ～ 34
1 Piece(s)	9 Days or more	10	40	[Steel] 4137 Alloy Steel or Equivalent	Hardened	Black Oxide	g6 (Ground)	40 ～ 798	2 ～ 195	16 ～ 39
1 Piece(s)	9 Days or more	10	50	[Steel] 4137 Alloy Steel or Equivalent	Hardened	Black Oxide	g6 (Ground)	40 ～ 798	2 ～ 245	16 ～ 49
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 398	2 ～ 25	3 ～ 5
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 498	2 ～ 35	3 ～ 7
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 598	2 ～ 45	3 ～ 9
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 698	2 ～ 55	5 ～ 11
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	15 ～ 798	2 ～ 70	5 ～ 14
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 898	2 ～ 80	5 ～ 16
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 998	2 ～ 95	5 ～ 19
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 998	2 ～ 120	10 ～ 24
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	30 ～ 998	2 ～ 145	10 ～ 29
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	40 ～ 998	2 ～ 170	16 ～ 34
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	40 ～ 998	2 ～ 195	16 ～ 39
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h7 (Ground)	40 ～ 998	2 ～ 245	16 ～ 49
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	20 ～ 298	2 ～ 25	3 ～ 5
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	20 ～ 398	2 ～ 35	3 ～ 7
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	20 ～ 498	2 ～ 45	3 ～ 9
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	25 ～ 598	2 ～ 55	5 ～ 11
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	25 ～ 698	2 ～ 70	5 ～ 14
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	30 ～ 798	2 ～ 95	5 ～ 19
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	30 ～ 798	2 ～ 120	10 ～ 24
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	30 ～ 798	2 ～ 145	10 ～ 29
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	h9 (Cold-drawn)	40 ～ 798	2 ～ 170	16 ～ 34
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	20 ～ 298	2 ～ 25	3 ～ 5
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	20 ～ 398	2 ～ 35	3 ～ 7
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	20 ～ 498	2 ～ 45	3 ～ 9
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	25 ～ 598	2 ～ 55	5 ～ 11
1 Piece(s)	9 Days or more	10	13	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	25 ～ 598	2 ～ 60	5 ～ 12
1 Piece(s)	9 Days or more	10	15	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	25 ～ 698	2 ～ 70	5 ～ 14
1 Piece(s)	9 Days or more	10	16	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	15 ～ 998	2 ～ 75	4 ～ 15
1 Piece(s)	9 Days or more	10	17	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	30 ～ 798	2 ～ 80	5 ～ 16
1 Piece(s)	9 Days or more	10	18	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	30 ～ 798	2 ～ 85	5 ～ 17
1 Piece(s)	9 Days or more	10	20	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	30 ～ 798	2 ～ 95	5 ～ 19
1 Piece(s)	9 Days or more	10	22	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	30 ～ 798	2 ～ 105	5 ～ 21
1 Piece(s)	9 Days or more	10	25	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	30 ～ 798	2 ～ 120	10 ～ 24
1 Piece(s)	9 Days or more	10	30	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	30 ～ 798	2 ～ 145	10 ～ 29
1 Piece(s)	9 Days or more	10	35	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	40 ～ 798	2 ～ 170	16 ～ 34
1 Piece(s)	9 Days or more	10	40	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	40 ～ 798	2 ～ 195	16 ～ 39
1 Piece(s)	9 Days or more	10	50	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Electroless Nickel	g6 (Ground)	40 ～ 798	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)	15 ～ 398	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 ～ 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	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	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	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	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	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)	30 ～ 998	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)	30 ～ 998	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)	40 ～ 998	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)	40 ～ 998	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)	40 ～ 998	2 ～ 245	16 ～ 49
1 Piece(s)	9 Days or more	10	6	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h9 (Cold-drawn)	20 ～ 298	2 ～ 25	3 ～ 5
1 Piece(s)	9 Days or more	10	8	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h9 (Cold-drawn)	20 ～ 398	2 ～ 35	3 ～ 7
1 Piece(s)	9 Days or more	10	10	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h9 (Cold-drawn)	20 ～ 498	2 ～ 45	3 ～ 9
1 Piece(s)	9 Days or more	10	12	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	h9 (Cold-drawn)	25 ～ 598	2 ～ 55	5 ～ 11

More Information

Select from h9 (Cold-drawn), h7 (Ground) and g6 (Ground) for your applications. Furthermore, h7 or g6 can be selected for P part tolerance of h9 (Cold-drawn).

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

Accuracy Standards of Rotary Shafts & Driving Shafts Values in () are for driving

[ ! ]Not applicable to h9 (Cold-Drawn)

Circularity, Straightness

[ ! ]Straightness of size D2, D2.5 is 0.1/100.

Circularity, Straightness

D		Circularity M
Over	To	Circularity M
2	2.5	0.006 (0.003)
3	13	0.004 (0.003)
13	20	0.005 (0.003)
20	40	0.006 (0.005)
40	50	0.007 (0.005)

Tolerances of L, Y & Other Dimensions

Dimension		Dimension Tolerance
Over	To	Dimension Tolerance
2	6	±0.1 (±0.1)
6	30	±0.2 (±0.1)
30	120	±0.3 (±0.1)
120	400	±0.5 (±0.2)
400	1000	±0.8 (±0.2)

Concentricity, Perpendicularity

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

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Basic Information

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

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130 Part Numbers

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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
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Material
- Steel
  - 1045 Carbon Steel or Equivalent
  - 4137 Alloy Steel or Equivalent
- 304 Stainless Steel
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Heat Treatment
- Not Hardened
- Hardened
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Surface Finish
- None
- Black Oxide
- Electroless Nickel
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Shaft Dia. Tolerance (Metric Only)
- h9 (Cold-drawn)
- h7 (Ground)
- g6 (Ground)
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Length L(mm)
[15-998/0.1mm Unit(s)]
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F(mm)
[2-245/0.1mm Unit(s)]
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P(mm)
[3-49/1mm Unit(s)]
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type
- HFRP
- PSFRHP
- PSFRMGP
- PSFRMHP
- PSFRP
- SFRHP
- SFRMGP
- SFRMHP
- SFRP
- SSFRHP
- SSFRMGP
- SSFRMHP
- SSFRP
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CAD
- 2D
- 3D
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