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Rotary Shafts - Retaining ring grooves on both ends. (SSFHRRA6-24-B2-S2)

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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 - Retaining Ring Grooves on Both Ends 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] 2mm - 50mm
[Length range]15mm - 1000mm. Use the alteration LKC to specify the length in 0.1mm increment.

Inch option available, please click Here.

METRIC
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SSFHRRA6-24-B2-S2

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Technical Information

Rotary Shafts - Retaining Ring Grooves on Both Ends:Related Image

・Materials

Type				D Tolerance	[ M ]Material	[ S ]Surface Treatment
	Standard		Retaining Ring Groove Outside Datum
	Without Retaining Ring	With Retaining Ring	With Retaining Ring
①	NSFMRR	NSFMRRA	-	h9 (Cold-drawn)	1045 Carbon Steel or Equivalent	-
	SFMRR	SFMRRA	-			Black Oxide
	PSFMRR	PSFMRRA	-			Electroless Nickel Plating
	SSFMRR	SSFMRRA	-		304 Stainless Steel	-
②	NSFHRR	NSFHRRA	-	h7 (Ground)	1045 Carbon Steel or Equivalent	-
	SFHRR	SFHRRA	-			Black Oxide
	PSFHRR	PSFHRRA	-			Electroless Nickel Plating
	SSFHRR	SSFHRRA	-		304 Stainless Steel	-
③	NSFRR	NSFRRA	NSFRRGA	g6 (Ground)	1045 Carbon Steel or Equivalent	-
	SFRR	SFRRA	SFRRGA			Black Oxide
	PSFRR	PSFRRA	PSFRRGA			Electroless Nickel Plating
	SSFRR	SSFRRA	SSFRRGA		304 Stainless Steel	-
	-	HFRRA	-		4137 Alloy Steel or Equivalent Hardness: 30 ~ 35HRC	Black Oxide
	-	PHFRRA	-		4137 Alloy Steel or Equivalent Hardness: 30 ~ 35HRC	Electroless Nickel Plating

Specifications

Part Number	-	L	-	B	-	S	-	P
SFMRR30 SFHRR40 SFRRGA20	- - -	150 230 180	- -	B6 B10	- -	S6 S10	-	P150

①h9 (Cold-drawn)

Part Number			L=0.1mm Increment	B, S 1mm Increment	Retaining Ring No. Accessories: Retaining Ring 2 pcs.(Retaining Ring Type only)
Type		D
Standard		D
Without Retaining Ring NSFMRR SFMRR PSFMRR SSFMRR (D6 is not available for SSFMRR)	With Retaining Ring NSFMRRA SFMRRA PSFMRRA SSFMRRA (D6 is not available for SSFMRRA)	3	15.0~150.0	2≤B, S	NETWS2
		4	15.0~200.0		NETWS3
		5	15.0~250.0		NETWS4
		6	15.0~400.0		NETWS5
		8	15.0~500.0	3≤B, S	NETWS7
		10	15.0~600.0	3≤B, S	STWS10
		12	15.0~700.0	4≤B, S	STWS12
		15	15.0~800.0		STWS15
		20	30.0~1000.0		STWS20
		25	50.0~1000.0	5≤B, S	STWS25
		30	60.0~1000.0		STWS30
		35	70.0~1000.0		STWS35
		40	80.0~1000.0		STWS40
		50	100.0~1000.0		STWS50

②h7 (Ground)

Part Number			L=0.1mm Increment	B, S 1mm Increment	Retaining Ring No.Accessories: Retaining Ring 2 pcs. (Retaining Ring Type only)
Type		D
Standard		D
Without Retaining Ring NSFHRR SFHRR PSFHRR SSFHRR	With Retaining Ring NSFHRRA SFHRRA PSFHRRA SSFHRRA	6	15.0~400.0	2≤B, S	NETWS5
		8	15.0~500.0	3≤B, S	NETWS7
		10	15.0~600.0	3≤B, S	STWS10
		12	15.0~700.0	4≤B, S	STWS12
		15	15.0~800.0		STWS15
		17	30.0~900.0		STWS17
		20	30.0~1000.0		STWS20
		25	80.0~1000.0	5≤B, S	STWS25
		30	80.0~1000.0		STWS30
		35	80.0~1000.0		STWS35
		40	80.0~1000.0		STWS40
		50	100.0~1000.0		STWS50

③g6 (Ground)

Part Number					L=0.1mm Increment	B, S 1mm Increment [ ! ]Standard	P 0.1mm Increment [ ! ]Retaining Ring Groove	m		d		Retaining Ring No.Accessories: Retaining Ring 2 pcs.(Retaining Ring Type only)
Type			D						Tolerance		Tolerance
Standard		Retaining Ring Groove Outside Datum	D						Tolerance		Tolerance
Without Retaining Ring NSFRR SFRR PSFRR SSFRR (D13, 16, 18 and 22 are not available for SSFRR)	With Retaining Ring NSFRRA SFRRA PSFRRA SSFRRA (D13, 16, 18 and 22 are not available for SSFRRA) HFRRA (Only marked sizes are available) PHFRRA (Only marked sizes are available )	With Retaining Ring NSFRRGA SFRRGA PSFRRGA SSFRRGA (D13, 16, 18 and 22 are not available for SSFRRGA)		2	15.0~ 50.0	2≤B, S	3≤P≤L-4	0.4	+0.05 0	1.2	+0.06 0	NETWS1.2
				2.5	15.0~ 50.0			0.5		1.5		NETWS1.5
				3	15.0~150.0			0.5		2		NETWS2
				4	15.0~200.0			0.7	+0.1 0	3		NETWS3
				5	15.0~250.0					4	+0.075 0	NETWS4
				6	15.0~400.0					5	+0.075 0	NETWS5
				8	15.0~500.0	3≤B, S	5≤P≤L-5	0.9		7	+0.09 0	NETWS7
				10	15.0~600.0	3≤B, S	5≤P≤L-5	1.15		9.6	0 -0.09	STWS10
				12	15.0~700.0	4≤B, S	7≤P≤L-6		+0.14 0	11.5	0 -0.11	STWS12
				13	15.0~700.0					12.4		STWS13
			*	15	15.0~800.0					14.3		STWS15
				16	15.0~900.0					15.2		STWS16
				17	30.0~900.0					16.2		STWS17
				18	30.0~900.0			1.35		17		STWS18
			*	20	30.0~1000.0					19	0 -0.21	STWS20
				22	70.0~1000.0					21		STWS22
			*	25	80.0~1000.0	5≤B, S	10≤P≤L-8			23.9		STWS25
			*	30	80.0~1000.0			1.65		28.6		STWS30
				35	80.0~1000.0			1.65		33	0 -0.25	STWS35
				40	80.0~1000.0			1.9		38		STWS40
				50	100.0~1000.0			2.2		47		STWS50

[ ! ] For NETWS and STWS retaining rings details, refer to P.2-249(2012). [ ! ]The material of retaining ring is 304 Stainless Steel.

Alterations

[ ! ]For Keyway Details, Click here.

Part Number

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Part Number
SSFHRRA6-24-B2-S2

Part Number	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Shaft Dia. D (mm)	Material	Heat Treatment	Surface Finish	Shaft Dia. Tolerance (Metric Only)	Length L (mm)	B (mm)	P (mm)	S (mm)
	1 Piece(s)		9 Days or more	10	6	304 Stainless Steel	Not Hardened	None	h7 (Ground)	24	2	-	2

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.

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	Straight	End Shape (Left)	Retaining Ring Groove	End Shape (Right)	Retaining Ring Groove
Keyway	Keyway Option (Alteration)

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Specification/Dimensions

Shaft Dia. D(mm)
2

2.5

3

4

5

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 or Equivalent
- 304 Stainless Steel
Clear
Heat Treatment
- Not Hardened
- Hardened
Clear
Surface Finish
- None
- Black Oxide
- Electroless Nickel
Clear
Shaft Dia. Tolerance (Metric Only)
- h9 (Cold-drawn)
- h7 (Ground)
- g6 (Ground)
Clear
P(mm)
Clear
type
- HFRRA
- PHFRRA
- PSFHRR
- PSFHRRA
- PSFMRR
- PSFMRRA
- PSFRR
- PSFRRA
- PSFRRGA
- SFHRR
- SFHRRA
- SFMRR
- SFMRRA
- SFRR
- SFRRA
- SFRRGA
- SSFHRR
- SSFHRRA
- SSFMRR
- SSFMRRA
- SSFRR
- SSFRRA
- SSFRRGA
Clear
Length L(mm)
[15-400/0.1mm Unit(s)]
Clear
B(mm)
[2-11.9/0.1mm Unit(s)]
Clear
S(mm)
[2-11.9/0.1mm Unit(s)]
Clear
CAD
- 2D
- 3D
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