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#CODE
- Discontinued Products
Rotary Shafts - Both ends stepped, one end externally threaded and the opposite end internally threaded. (Part Numbers)
- Lead Time Reduction
Straight Rotary Shafts - Both Ends Stepped, One End Threaded, One End Tapped are available in 1045 Carbon 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 - 996mm. 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.
・Materials
| Type | [ M ]Material | [ S ]Surface Treatment |
| NSFRB | 1045 Carbon Steel or Equivalent | - |
| SFRB | Black Oxide | |
| PSFRB | Electroless Nickel Plating |
Specifications
| Part Number | - | L | - | F | - | P | - | T | - | S | - | Q | - | SC |
| SFRE25 | - | 300 | - | F50 | - | P20 | - | T20 | - | S15 | - | Q10 | - | SC70 |
| Part Number | - | L | - | F | - | P | - | M | - | T | - | S | - | Q |
| SFRB20 | - | 400 | - | F25 | - | P16 | - | M10 | - | T20 | - | S15 | - | Q10 |
| Part Number | 0.1mm Increment | 1mm Increment | M (Coarse) | Q | (Y) max. | ||||||||||||||||||||||||
| Type | D | L | F | T | P | S | |||||||||||||||||||||||
| NSFRB SFRB PSFRB | 6 | 15.0~396.0 | 2≤F≤Px5 | 5≤T≤Qx7 | 5 | When Q≤6 S≤Qx3 & S≤T-2 For Q8, 10 S≤Qx3 & S≤T-3 When Q≥12 S≤Qx3 & S≤T-5 | 2.6 3 | 3 | 4 | 5 | 300 | ||||||||||||||||||
| 8 | 15.0~496.0 | For M3 ~ M8 M+2≤P<D For M10 ~ 16 M+3≤P<D For M20 or M24 M+4≤P<D For M30 M+5≤P<D | 2.6 3 | 4 | 5 | 3 | 4 | 5 | 6 | 400 | |||||||||||||||||||
| 10 | 15.0~596.0 | 3 | 4 | 5 | 6 | 4 | 5 | 6 | 8 | 500 | |||||||||||||||||||
| 12 | 15.0~696.0 | 4 | 5 | 6 | 8 | 5 | 6 | 8 | 10 | 600 | |||||||||||||||||||
| 13 | 15.0~696.0 | 4 | 5 | 6 | 8 | 10 | 5 | 6 | 8 | 10 | |||||||||||||||||||
| 15 | 15.0~796.0 | 4 | 5 | 6 | 8 | 10 | 5 | 6 | 8 | 10 | 12 | ||||||||||||||||||
| 16 | 15.0~896.0 | 4 | 5 | 6 | 8 | 10 | 12 | 5 | 6 | 8 | 10 | 12 | |||||||||||||||||
| 17 | 30.0~896.0 | 4 | 5 | 6 | 8 | 10 | 12 | 5 | 6 | 8 | 10 | 12 | |||||||||||||||||
| 18 | 30.0~896.0 | 4 | 5 | 6 | 8 | 10 | 12 | 5 | 6 | 8 | 10 | 12 | |||||||||||||||||
| 20 | 30.0~996.0 | 4 | 5 | 6 | 8 | 10 | 12 | 5 | 6 | 8 | 10 | 12 | 16 | ||||||||||||||||
| 22 | 50.0~996.0 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 6 | 8 | 10 | 12 | 16 | ||||||||||||||||
| 25 | 30.0~996.0 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 8 | 10 | 12 | 16 | 20 | ||||||||||||||||
| 30 | 30.0~996.0 | 6 | 8 | 10 | 12 | 16 | 20 | 8 | 10 | 12 | 16 | 20 | 24 | ||||||||||||||||
| 35 | 40.0~996.0 | 6 | 8 | 10 | 12 | 16 | 20 | 24 | 10 | 12 | 16 | 20 | 24 | 30 | |||||||||||||||
| 40 | 40.0~996.0 | 10 | 12 | 16 | 20 | 24 | 30 | 12 | 16 | 20 | 24 | 30 | |||||||||||||||||
| 50 | 40.0~996.0 | 12 | 16 | 20 | 24 | 30 | 16 | 20 | 24 | 30 | |||||||||||||||||||
Alterations
[ ! ]For Keyway details, see >> Click here.
[ ! ]For undercut dimension details, refer to >> Click here.
[ ! ]For undercut dimension details, refer to >> 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.
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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 | ||
|---|---|---|---|---|---|
| Reference Dimension | Tolerance (N9) | Reference Dimension | Tolerance | ||
| 6-7 | 2 | -0.004 -0.029 | 1.2 | 0.1 -0 | 0.08- 0.16 |
| 8-10 | 3 | 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 | 5.0 | 0.25- 0.4 | ||
| 39-44 | 12 | 0 -0.043 | 5.0 | ||
| 45-50 | 14 | 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.
Rotary Shafts Thread Undercut (PC/QC) Dimensions (Reference)
When Thread undercut machining (PC/QC) is specified, PC/QC dimension is as shown in the table below.
As for the PC and QC Dimensions for the Fine Thread alteration (PMC/QMC), also refer to the tables below.
Coarse Thread
| P(=M) Q(=N) | PC QC |
|---|---|
| 3 | 2.4 |
| 4 | 3.2 |
| 5 | 4.1 |
| 6 | 4.4 |
| 7 | 6.0 |
| 10 | 7.7 |
| 12 | 9.4 |
| 16 | 13.0 |
| 20 | 16.4 |
| 24 | 19.6 |
| 30 | 25.0 |
Combined with Fine Thread Alteration
| PMC QMC | PC QC |
|---|---|
| 3 | 2.4 |
| 4 | 3.2 |
| 5 | 4.1 |
| 6 | 4.8 |
| 8 | 6.4 |
| 10 | 8.4 |
| 12 | 10.4 |
| 15 | 13.4 |
| 17 | 15.4 |
| 20 | 18.4 |
| 25 | 22.7 |
| 30 | 27.7 |
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 | 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 | 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 | 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 | 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 | |
| 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 | |
| 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
| 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 | 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
Compatible Models
| Category | Ball Bearings | Bearings with Housings | Flexible Couplings | Timing Pulleys | Timing Belts |
|---|---|---|---|---|---|
| Image |  |  |  |  |  |
Basic Information
| Basic Shape | Both Ends Stepped | End Shape (Left) | Tapped | End Shape (Right) | Threaded |
|---|---|---|---|---|---|
| Material | 1045 Carbon Steel or Equivalent | Heat Treatment | Not Hardened | Keyway | Keyway Option (Alteration) |
| Shaft Dia. Tolerance (Metric Only) | g6 (Ground) |
Specification/Dimensions
-
Shaft Dia. D(mm)
-
Surface Finish
- Black Oxide
- Electroless Nickel
-
Length L(mm)
-
Change to Fine Threads [QMC](mm)
-
F(mm)
-
M(mm)
-
P(mm)
-
Q(mm)
-
S(mm)
-
T(mm)
-
type
- PSFRB
- SFRB
-
CAD
- 2D
- 3D
Days to Ship
-
- All
- 9 Days or Less
Specify Alterations
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Additional Products in this Category
- Rotary Shafts - Both ends stepped and externally threaded.
- Rotary Shafts - One end stepped, with snap ring groove.
- Rotary Shafts - With keyways and internally threaded on one end.
- Rotary Shafts - Both ends are internally threaded, sizes in inches.
- Rotary Shafts - One end is internally threaded and the other end is externally threaded, sizes in inches.
- Rotary Shafts - One end stepped internally threaded, rear end externally threaded and metric, sizes in inches.
- Rotary Axes - Configurable ends.
- Rotary Shafts - One end stepped and internally threaded, one end straight.
Complementary Products
-
Flexible Couplings - Disc type, for servomotor, high torque, two-bolt clamping type.
MISUMI Days to Ship : 8 Days or more
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