Double-Strand Sprockets ZRF, Teeth Hardened, ISO 12 B-2 (Part Numbers)

Volume Discount

Material: Steel C45.
Ready-to-install, for various shaft diameters.
Teeth milled and induction hardened (approx. HRC 50), custom bore H7 - surface parameter R_a 1.6, keyway in accordance with DIN 6885/1 positioned beneath tip of tooth, 2 threads for set screws, one positioned for the keyway, one offset by 90°.

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Part Number
12782540

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Number of Teeth (T)	Bore ^H7 (mm)	Outer diameter d_a (mm)	Pitch circle diameter d (mm)	Hub diameter ND (mm)	Total length L (mm)	Keyway width K^H9 (mm)	Depth of keyway T₂ (mm)	Thread size M	Weight (kg)
	95.70 €	1	Available	4 Days	25	40	160	152	90	59	12	3.3	M 10	4.63

Basic information

Material	Steel (C45)	Surface Treatment	Not Provided	Number of strands	2
Hardened	Yes	Hub	One sided	DIN ISO No.	12 B-2
Version	A

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Basic Attributes

Number of Teeth(T)
11

12

13

14

15

16

17

18

19

20

21

22

23

24

25
Clear
Bore ^H7(mm)
20

25

30

35

40

45
Clear
Outer diameter d_a(mm)
75

81.5

87.5

93.6

99.8

105.5

111.5

118

124.2

129.7

136

141.8

149

153.9

160
Clear
Pitch circle diameter d(mm)
67.61

73.61

79.59

85.61

91.63

97.65

103.67

109.71

115.75

121.78

127.82

133.86

139.9

145.94

152
Clear
Hub diameter ND(mm)
46

51

52

56

58

64

70

75

80

90
Clear
Total length L(mm)
54

59
Clear
Keyway width K^H9(mm)
6

8

10

12

14
Clear
Depth of keyway T₂(mm)
2.8

3.3

3.8
Clear
Thread size M
- M 5
- M 6
- M 8
- M 10
- M 12
Clear