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Rotary Shafts - Straight. (SFR16-270.5)

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Lead Time Reduction

Check FAQ of this product (1 item)

MISUMI

New diameter sizes (13, 16, 17, 18 and 22) are added for h9 tolerance types. [3/31/23]
Straight Rotary Shafts 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
inCAD Components

Part Number

Configured Part Number is shown.

SFR16-270.5

Drawing/Specifications
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Part Numbers
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Catalog
Technical Information

・Materials

Type		D Tolerance	[ M ]Material	[ S ]Surface Treatment
①	NSFMR	h9 (Cold-drawn)	1045 Carbon Steel or Equivalent	-
	SFMR			Black Oxide
	PSFMR			Electroless Nickel Plating
	SSFMR		304 Stainless Steel	-
②	NSFHR	h7 (Ground)	1045 Carbon Steel or Equivalent	-
	SFHR			Black Oxide
	PSFHR			Electroless Nickel Plating
	SSFHR		304 Stainless Steel	-
③	NSFR	g6 (Ground)	1045 Carbon Steel or Equivalent	-
	SFR			Black Oxide
	PSFR			Electroless Nickel Plating
	SSFR		304 Stainless Steel	-
	HFR		4137 Alloy Steel or Equivalent Hardness: 30 ~ 35HRC	Black Oxide
	PHFR		4137 Alloy Steel or Equivalent Hardness: 30 ~ 35HRC	Electroless Nickel Plating

Specifications

Part Number	-	L
SFMR15 PSFHR20	- -	150 300

①h9 (Cold-drawn)

Part Number			L=0.1mm Increment
Type	D_h9		L=0.1mm Increment
NSFMR SFMR PSFMR SSFMR (D6 is not available for SSFMR.)	3	0 -0.025	15.0 ~ 150.0
	4	0 -0.030	15.0 ~ 200.0
	5		15.0 ~ 250.0
	6		150.0 ~ 400.0
	8	0 -0.036	15.0 ~ 500.0
	10	0 -0.036	15.0 ~ 600.0
	12	0 -0.043	15.0 ~ 700.0
	15	0 -0.043	15.0 ~ 800.0
	20	0 -0.052	30.0 ~ 1000.0
	25		50.0 ~ 1000.0
	30		60.0 ~ 1000.0
	35	0 -0.062	70.0 ~ 1000.0
	40		80.0 ~ 1000.0
	50		100.0 ~ 1000.0

②h7 (Ground)

Part Number			L=0.1mm Increment
Type	D_h7		L=0.1mm Increment
NSFHR SFHR PSFHR SSFHR	3	0 -0.010	15.0 ~ 150.0
	4	0 -0.012	15.0 ~ 200.0
	5		15.0 ~ 250.0
	6		150.0 ~ 400.0
	8	0 -0.015	150.0 ~ 500.0
	10	0 -0.015	150.0 ~ 600.0
	12	0 -0.018	15.0 ~ 700.0
	15		15.0 ~ 800.0
	17		30.0 ~ 900.0
	20	0 -0.021	30.0 ~ 1000.0
	25		50.0 ~ 1000.0
	30		60.0 ~ 1000.0
	35	0 -0.025	70.0 ~ 1000.0
	40		80.0 ~ 1000.0
	50		100.0 ~ 1000.0

③g6 (Ground)

Part Number				L=0.1mm Increment
Type	D_g6			L=0.1mm Increment
NSFR SFR PSFR SSFR (D13, 16, 18 and 22 are not available for SSFR.) HFR (Only marked sizes are available.) PHFR (Only marked sizes are available.)		2	-0.002 -0.008	15.0 ~ 50.0
		2.5		15.0 ~ 50.0
		3		15.0 ~ 150.0
		4	-0.004 -0.012	15.0 ~ 200.0
		5		15.0 ~ 250.0
		6		15.0 ~ 300.0
		8	-0.005 -0.014	15.0 ~ 500.0
		10	-0.005 -0.014	15.0 ~ 600.0
		12	-0.006 -0.017	15.0 ~ 700.0
		13		15.0 ~ 700.0
	*	15		15.0 ~ 800.0
		16		15.0 ~ 900.0
		17		30.0 ~ 900.0
		18		30.0 ~ 900.0
	*	20	-0.007 -0.020	30.0 ~ 1000.0
		22		40.0 ~ 1000.0
	*	25		50.0 ~ 1000.0
	*	30		60.0 ~ 1000.0
	*	35	-0.009 -0.025	70.0 ~ 1000.0
	*	40		80.0 ~ 1000.0
	*	50		100.0 ~ 1000.0

Alterations

[ ! ]For Keyway Details, Click here.

Part Number

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*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

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Part Number
SFR16-270.5

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)
	1 Piece(s)		9 Days or more	10	16	[Steel] 1045 Carbon Steel or Equivalent	Not Hardened	Black Oxide	g6 (Ground)	270.5

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	Straight	End Shape (Left)	No Machining	End Shape (Right)	No Machining
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
type
- HFR
- PHFR
- PSFHR
- PSFMR
- PSFR
- SFHR
- SFMR
- SFR
- SSFHR
- SSFMR
- SSFR
Clear
Length L(mm)
[30-800/0.1mm Unit(s)]
Clear
CAD
- 2D
- 3D
Clear