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SS Spur Gear (Part Numbers)

On Sale Till 31/03/2025

KOHARA GEAR INDUSTRY

The low cost, highly applicable spur gear offers a wide variety of modules, the number of tooth, etc.
[Features]
·With S45C steel and JIS N8 class accuracy, this spur gear is reasonable and offers the widest variety among standard gears.
·Black oxide coating has been applied as rust prevention.
·The variation includes from fine pitch to large modules, which is Module 0.5 to 10 or the tooth quantity of 12 to 200 sheets.
[Application]
·Ideal for general industrial machines such as machine tools, conveyors, and lifting devices.

(i)Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.
The product images are representative only. Please refer to the manufacturer's catalog for shape details.
Only a part of the lineup is available at MISUMI. Please use the filtering criteria to confirm the details.
Products with special dimensions and drawing instructions cannot be ordered.

Part Number

Configured Part Number is shown.

: 30; 60; 90

Part Number
SS4-25-N-20
SS4-25-N-21
SS4-25-N-22
SS4-25-N-23
SS4-25-N-24
SS4-25-N-26
SS4-25-N-27
SS4-25-N-28
SS4-25-N-29
SS4-25-N-30
SS4-25-N-31
SS4-25-N-32
SS4-25-N-33
SS4-25-N-34
SS4-25-N-35
SS4-25-N-36
SS4-25-N-37
SS4-25-N-38
SS4-25-N-39
SS4-25-N-40
SS4-25-N-41
SS4-25-N-42
SS4-25-N-43
SS4-25-N-44
SS4-25-N-45
SS4-25-N-46
SS4-25-N-47
SS4-25-N-48
SS4-25-N-49
SS4-25-N-50
SS4-25-P-20
SS4-25-P-21
SS4-25-P-22
SS4-25-P-23
SS4-25-P-24
SS4-25-P-25
SS4-25-P-26
SS4-25-P-27
SS4-25-P-28
SS4-25-P-29
SS4-25-P-30
SS4-25-P-31
SS4-25-P-32
SS4-25-P-33
SS4-25-P-34
SS4-25-P-35
SS4-25-P-36
SS4-25-P-37
SS4-25-P-38
SS4-25-P-39
SS4-25-P-40
SS4-25-P-41
SS4-25-P-42
SS4-25-P-43
SS4-25-P-44
SS4-25-P-45
SS4-25-P-46
SS4-25-P-47
SS4-25-P-48
SS4-25-P-49
SS4-25-P-50
SS4-25J20
SS4-25J22
SS4-25J25
SS4-25J28
SS4-25J30
SS4-25J32
SS4-25J35
SS4-25J40
SS4-25J45
SS4-25J50
SS4-26
SS4-26J20
SS4-26J22
SS4-26J25
SS4-26J28
SS4-26J30
SS4-26J32
SS4-26J35
SS4-26J40
SS4-26J45
SS4-26J50
SS4-27
SS4-27J20
SS4-27J22
SS4-27J25
SS4-27J28
SS4-27J30
SS4-27J32
SS4-27J35

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Hole diameter, Shaft diameter (Ø)	Gear Shape	Number of Teeth (Teeth)	Module	Tooth Width (mm)	Ground Tooth	Accuracy Grade (Old JIS)	Shaft Bore Config.	Diameter of Hub (φ)	Length of Hub (mm)	Keyway (width × depth) (mm)	Set screw (accessories)	Pilot Hole Product, Completed Product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	20	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	6X2.8	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	21	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	6X2.8	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	22	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	6X2.8	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	23	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	8X3.3	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	24	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	8X3.3	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	26	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	8X3.3	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	27	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	8X3.3	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	28	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	8X3.3	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	29	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	8X3.3	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	30	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	8X3.3	M6	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	31	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	32	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	33	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	34	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	35	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	36	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	37	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	38	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	10X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	39	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	12X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	40	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	12X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	41	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	12X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	42	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	12X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	43	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	12X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	44	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	12X3.3	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	45	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	14X3.8	M8	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	46	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	14X3.8	M10	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	47	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	14X3.8	M10	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	48	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	14X3.8	M10	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	49	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	14X3.8	M10	Finished product
SGD 99.99	1 Piece(s)	13 Day(s) or more	10	50	Shape B	25	4	40	No	N8	Keyway + Tap	84	20	14X3.8	M10	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	20	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	21	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	22	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	23	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	24	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	25	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	26	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	27	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	28	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	29	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	30	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M6	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	31	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	32	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	33	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	34	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	35	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	36	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	37	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	38	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	39	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	40	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	41	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	42	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	43	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	44	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	45	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M8	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	46	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M10	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	47	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M10	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	48	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M10	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	49	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M10	Finished product
SGD 95.80	1 Piece(s)	13 Day(s) or more	10	50	Shape B	25	4	40	No	N8	Round hole+tap	84	20	No	M10	Finished product
SGD 171.60	1 Piece(s)	10 Day(s)	-	20	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	6×2.8	M5	Finished product
SGD 187.91	1 Piece(s)	10 Day(s)	-	22	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	6×2.8	M5	Finished product
SGD 187.48	1 Piece(s)	10 Day(s)	-	25	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	8×3.3	M6	Finished product
SGD 187.10	1 Piece(s)	10 Day(s)	-	28	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	8×3.3	M6	Finished product
SGD 186.78	1 Piece(s)	10 Day(s)	-	30	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	8×3.3	M6	Finished product
SGD 188.31	1 Piece(s)	10 Day(s)	-	32	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	10×3.3	M8	Finished product
SGD 187.80	1 Piece(s)	10 Day(s)	-	35	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	10×3.3	M8	Finished product
SGD 186.81	1 Piece(s)	10 Day(s)	-	40	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	12×3.3	M8	Finished product
SGD 189.03	1 Piece(s)	10 Day(s)	-	45	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	14×3.8	M10	Finished product
SGD 187.81	1 Piece(s)	10 Day(s)	-	50	Shape B	25	4	40	[Provided] Milled	N8	Keyway + Tap	84	20	14×3.8	M10	Finished product
SGD 132.65	1 Piece(s)	8 Day(s)	10	20	Shape B	26	4	40	No	N8	Round hole	87	20	No	No	Pilot Hole Product
SGD 176.82	1 Piece(s)	10 Day(s)	-	20	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	6×2.8	M5	Finished product
SGD 193.09	1 Piece(s)	10 Day(s)	-	22	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	6×2.8	M5	Finished product
SGD 192.68	1 Piece(s)	10 Day(s)	-	25	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	8×3.3	M6	Finished product
SGD 192.28	1 Piece(s)	10 Day(s)	-	28	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	8×3.3	M6	Finished product
SGD 191.98	1 Piece(s)	10 Day(s)	-	30	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	8×3.3	M6	Finished product
SGD 193.49	1 Piece(s)	10 Day(s)	-	32	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	10×3.3	M8	Finished product
SGD 192.98	1 Piece(s)	10 Day(s)	-	35	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	10×3.3	M8	Finished product
SGD 191.99	1 Piece(s)	10 Day(s)	-	40	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	12×3.3	M8	Finished product
SGD 194.21	1 Piece(s)	10 Day(s)	-	45	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	14×3.8	M10	Finished product
SGD 193.01	1 Piece(s)	10 Day(s)	-	50	Shape B	26	4	40	[Provided] Milled	N8	Keyway + Tap	87	20	14×3.8	M10	Finished product
SGD 125.00	1 Piece(s)	4 Day(s) or more	10	20	Shape B	27	4	40	No	N8	Round hole	90	20	No	No	Pilot Hole Product
SGD 180.25	1 Piece(s)	10 Day(s)	-	20	Shape B	27	4	40	[Provided] Milled	N8	Keyway + Tap	90	20	6×2.8	M5	Finished product
SGD 196.54	1 Piece(s)	10 Day(s)	-	22	Shape B	27	4	40	[Provided] Milled	N8	Keyway + Tap	90	20	6×2.8	M5	Finished product
SGD 196.09	1 Piece(s)	10 Day(s)	-	25	Shape B	27	4	40	[Provided] Milled	N8	Keyway + Tap	90	20	8×3.3	M6	Finished product
SGD 195.69	1 Piece(s)	10 Day(s)	-	28	Shape B	27	4	40	[Provided] Milled	N8	Keyway + Tap	90	20	8×3.3	M6	Finished product
SGD 195.38	1 Piece(s)	10 Day(s)	-	30	Shape B	27	4	40	[Provided] Milled	N8	Keyway + Tap	90	20	8×3.3	M6	Finished product
SGD 196.93	1 Piece(s)	10 Day(s)	-	32	Shape B	27	4	40	[Provided] Milled	N8	Keyway + Tap	90	20	10×3.3	M8	Finished product
SGD 196.41	1 Piece(s)	10 Day(s)	-	35	Shape B	27	4	40	[Provided] Milled	N8	Keyway + Tap	90	20	10×3.3	M8	Finished product

Basic Information

Material	Steel	Surface Treatment	Black oxide finish	Heat Treatment	No
Bearing	No	Backlash	Presence	Shaft Bore Tolerance	H7
Metal Bushing	No	Material (Details)	S45C	Hardened Tooth Surface	N/A

Configure

6,731 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Hole diameter, Shaft diameter(Ø)
3

4

5

6

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

55

60

65

70

75

80
Clear
Gear Shape
- Shape B
- K-Shaped
Clear
Number of Teeth(Teeth)
12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

32

34

35

36

38

40

42

44

45

46

48

50

52

54

55

56

58

60

62

64

65

66

68

70

72

75

76

80

84

85

88

90

95

96

100

110

120

150

200
Clear
Module
0.5

0.8

1

1.5

2

2.5

3

4

5

6

8

10
Clear
Tooth Width(mm)
5

8

10

15

20

25

30

40

50

60

75

90
Clear
Ground Tooth
- No
- Provided
  - Milled
Clear
Shaft Bore Config.
- Round hole
- Round hole+tap
- Keyway + Tap
Clear
Diameter of Hub(φ)
8.5

10

11

12

13

13.5

13.6

14.5

15

15.2

16

17

18

19

20

21

22

22.5

23

24

25

26

27

28

30

31

32

34

35

36

37

38

39

40

42

44

45

46

47

48

50

52

53

54

55

56

58

60

62

65

68

69

70

73

75

76

77

78

80

82

84

85

87

90

95

100

105

110

115

120

125

130

135

140

150

155

160

165

170

180

200

240
Clear
Length of Hub(mm)
7

8

10

11

12

14

15

16

20

21

23

25

28

35

40
Clear
Keyway (width × depth)(mm)
- 3X1.4
- 4X1.8
- 5X2.3
- 6X2.8
- 6×2.8
- 8X3.3
- 8×3.3
- 10X3.3
- 10×3.3
- 12X3.3
- 12×3.3
- 14X3.8
- 14×3.8
- 16×4.3
- 18×4.4
- 20×4.9
- 22×5.4
- No
Clear
Set screw (accessories)
- M3
- M4
- M5
- M6
- M8
- M10
- M12
- M16
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- Pilot Hole Product
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The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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