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Rotary Shafts - Both ends stepped. (Part Numbers)

Rotary Shafts - Both ends stepped.

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  • Lead Time Reduction

New diameter sizes (13, 16, 17, 18 and 22) are added for h9 tolerance types. [3/31/23]
Straight Rotary Shafts - Both Ends 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 - 996mm. Use the alteration LKC to specify the length in 0.1mm increment.

Inch option available, please click Here.

  • METRIC
  • inCAD Components
Rotary Shafts - Both Ends Stepped:Related Image
・Materials
TypeTolerance[ M ]Material[ S ]Surface Treatment
DP, Q
NSFRMHQh9
(Cold-drawn)
h71045 Carbon Steel or Equivalent-
SFRMHQBlack Oxide
PSFRMHQElectroless Nickel Plating
SSFRMHQ304 Stainless Steel-
NSFRMGQg61045 Carbon Steel or Equivalent-
SFRMGQBlack Oxide
PSFRMGQElectroless Nickel Plating
SSFRMGQ304 Stainless Steel-
NSFRHQh7
(Ground)
h71045 Carbon Steel or Equivalent-
SFRHQBlack Oxide
PSFRHQElectroless Nickel Plating
SSFRHQ304 Stainless Steel-
NSFRQg6
(Ground)
g61045 Carbon Steel or Equivalent-
SFRQBlack Oxide
PSFRQElectroless Nickel Plating
SSFRQ304 Stainless Steel-
HFRQ4137 Alloy Steel or Equivalent
Hardness: 30 ~ 35HRC
Black Oxide
PHFRQElectroless Nickel Plating

Specifications

 Part Number-L-F-P-T-Q
①D part h9 / P, Q part h7
③h7 (Ground)
④g6 (Ground)
SFRMHQ20
SFRHQ15
SFRQ30
-
-
-
325
150
400
-
-
-
F25
F15
F28
-
-
-
P10
P8
P20
-
-
-
T25
T15
T28
-
-
-
Q10
Q8
Q20
①D tolerance h9 (Cold-drawn) / P, Q tolerance h7 ②D tolerance h9 (Cold-drawn) / P, Q tolerance g6
Part Number0.1mm Increment1mm Increment(Y) max.
TypeDLF, TP, Q
①D part h9 / P, Q part h7
NSFRMHQ
SFRMHQ
PSFRMHQ
SSFRMHQ

((D6 is not available for SSFRMHQ)
②D part h9 / P, Q part g6
NSFRMGQ
SFRMGQ
PSFRMGQ
SSFRMGQ

(D6 is not available for SSFRMGQ)
615.0~396.02≤F≤Px5
2≤T≤Qx5
3 4 5 400
815.0~496.03≤P, Q<D500
1015.0~596.0600
1215.0~696.05≤P, Q<D700
1515.0~796.0800
2030.0~996.01000
2530.0~996.010≤P, Q<D
3030.0~996.0
3540.0~996.016≤P, Q<D
③h7 (Ground)
Part Number0.1mm Increment1mm Increment(Y) max.
TypeDLF, TP, Q
NSFRHQ
SFRHQ
PSFRHQ
SSFRHQ
615.0~396.02≤F≤Px5
2≤T≤Qx5
3 4 5 400
815.0~496.03≤P, Q<D500
1015.0~596.0600
1215.0~696.05≤P, Q<D700
1515.0~796.0800
1730.0~896.0900
2030.0~996.01000
2530.0~996.010≤P, Q<D
3030.0~996.0
3540.0~996.016≤P, Q<D
4040.0~996.0
5040.0~996.0
④g6 (Ground)
Part Number0.1mm Increment1mm Increment(Y) max.
TypeDLF, TP, Q
NSFRQ
SFRQ
PSFRQ

SSFRQ
(D13, 16, 18 and 22 are not available for SSFRQ.)

*HFRQ
(Only * marked sizes are available.)

*PHFRQ
(Only * marked sizes are available.)
 615.0~396.02≤F≤Px5
2≤T≤Qx5
3 4 5 400
 815.0~496.03≤P, Q<D500
 1015.0~596.0600
 1215.0~696.05≤P, Q<D700
 1315.0~696.0
*1515.0~796.0800
 1615.0~896.0900
 1730.0~896.0
 1830.0~896.0
*2030.0~996.01000
 2230.0~996.010≤P, Q<D
*2530.0~996.0
*3030.0~996.0
*3540.0~996.016≤P, Q<D
*4040.0~996.0
*5040.0~996.0
[ ! ] When D-P (Q)≤2, chamfer C at the step is 0.2 or less. [ ! ] For P and Q dimensions, 27, 31, 33, 34, 36, 37, 38, 39, 41, 42, 43, 44, 46, 47, 48 and 49 cannot be specified.


 

Alterations


[ ! ]For Keyway Details, Click here.

Part Number 

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Part Number
Part NumberMinimum order quantityVolume DiscountDays to Ship RoHSShaft Dia. D
(mm)
Material Heat Treatment Surface Finish Shaft Dia. Tolerance (Metric Only) Length L
(mm)
F
(mm)
P
(mm)
Q
(mm)
T
(mm)

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More Information

Select from h9 (Cold-drawn), h7 (Ground) and g6 (Ground) for your applications.

Example

Rotary Shafts - Both Ends Stepped:Related Image

Technical Information

Detailed Dimensions for Keyway & Threaded Relief of Rotary Shafts & Driving Shafts

Detailed dimensions of Keyway for Shaft Dia.(D·P·Q)
Detailed Dimensions for Keyway
Shaft Diameterbtr
Reference DimensionTolerance (N9)Reference DimensionTolerance
6-72-0.004
-0.029
1.20.1
-0
0.08-
0.16
8-1031.8
11-1240
-0.03
2.5
13-1753.00.16-
0.25
18-2263.5
23-3080
-0.036
4.0+0.2
0
31-38105.00.25-
0.4
39-44120
-0.043
5.0
45-50145.0

[ ! ]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 Diameterd ToleranceSlot Width (m) ToleranceApplicable Retaining Ring
21.2+0.06
0
0.4+0.05
0
JIS E Type 1.2
2.51.50.5JIS E Type 1.5
32JIS E Type 2
430.7+0.1
0
JIS E Type 3
54+0.075
0
JIS E Type 4
65JIS E Type 5
760.9JIS E Type 6
87+0.09
0
JIS E Type 7
98JIS E Type 8
109.60/-0.091.15+0.14
0
JIS C Type 10
1110.50
-0.11
JIS C Type 11
1211.5JIS C Type 12
1312.4JIS C Type 13
1413.4JIS C Type 14
1514.3JIS C Type 15
1615.2JIS C Type 16
1716.2JIS C Type 17
18171.35JIS C Type 18
1918JIS C Type 19

[ ! ]An applicable retaining ring is attached.

Shaft Diameterd ToleranceSlot Width (m) ToleranceApplicable Retaining Ring
20190
-0.21
1.35+0.14
0
JIS C Type 20
2120JIS C Type 21
2221JIS C Type 22
2322JIS C Type 23
2422.9JIS C Type 24
2523.9JIS C Type 25
2624.9JIS C Type 26
2826.61.65JIS C Type 28
2927.6JIS C Type 29
3028.6JIS C Type 30
3230.30
-0.25
JIS C Type 32
3533JIS C Type 35
40381.9JIS C Type 40
4542.5JIS C Type 45
50472.2JIS C Type 50

Support Information

Basis of Fitting Selection/Dimensional Tolerances & Fitting

Difference between Shatf and Rotary Shaft

Comparison of specifications between linear shafts and shafts for rotary shafts

Basic Specifications
SpecificationsRotary ShaftsLinear Shafts
Material1045 Carbon Steel or Equivalent 304 Stainless Steel4137 Alloy Steel or Equivalent52100 Bearing Steel Equivalent SUS440C(13Cr) Stainless Steel Equivalent1045 Carbon Steel Equivalent or 304 Stainless Steel
Quenching/Hardness-Hardness 30-35HRCHigh-frequency quenching-
Outer Diameter Toleranceh9/h7g6g6/h5f8
Surface TreatmentNo 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
AlterationsRotary ShaftsLinear Shafts
L Dimension ToleranceL<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 GroovesUp to 1 location specifiedUp to 2 locations specified
Set Screw FlatUp to 3 locations specifiedUp to 2 locations specified
2 Set Screw FlatUp to 1 location specified
Angle Specification: 15 Deg. Inc
Up to 2 locations specified
Angle Specification: Fixed
V-groove-Up to 2 locations specified
KeywayUp to 4 locations specified
Specified on step: Applicable
Up to 2 locations specified
Specified on step: NOT applicable
Change to Fine Threads1 type2 type
Change to Fine Threads Tap-1 type
UndercutM3~M30M6~M30
Tapped DepthApplicableApplicable
Retainning Ring GrooveUp 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 GrooveUp to 1 location specified-
ConcentricityApplicable-
Left Hand ThreadApplicable-
SlitUp to 1 location specified-
C Chamfering WidthApplicable-

*Click here for information of Rotary Shaft Alteration Guide or Shaft Alteration Guide

 

Basic Information

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

Additional Products in this Category

Complementary Products

MISUMI Unit Example related to this product

Tech Support