NKN Standard Sprockets NKN 40B
NKN Standard Sprockets (Japanese Standard) NKN 40BChain Type
No.40 , 40SSPitch
(P)
12.7 mm (1/2 inch)Internal width
(W)
7.95 mmRoller Dia.
(Dr)
7.95 mmTeeth width
(T)
7.2 mm Sprockets No.
Outside Dia.
Do
Pitch Dia.
Dp
Bore
Hub
Weight
(kg)Type
Teeth No.
Stock
min.
max.
BD
BLNKN 40B
13
59
53.07
13
14
......
NKN Standard Sprockets (Japanese Standard) NKN 40B
| Chain Type | No.40 , 40SS | |
| Pitch | (P) | 12.7 mm (1/2 inch) |
| Internal width | (W) | 7.95 mm |
| Roller Dia. | (Dr) | 7.95 mm |
| Teeth width | (T) | 7.2 mm |
| Sprockets No. | Outside Dia. Do |
Pitch Dia. Dp |
Bore | Hub | Weight (kg) |
||||
| Type | Teeth No. | Stock | min. | max. | BD | BL | |||
| NKN 40B | 13 | 59 | 53.07 | 13 | 14 | 18 | 37 | 22 | 0.02 |
| 14 | 63 | 57.07 | 13 | 14 | 22 | 42 | 22 | 0.02 | |
| 15 | 67 | 61.08 | 13 | 14 | 25 | 46 | 22 | 0.02 | |
| 16 | 71 | 65.10 | 13 | 14 | 27 | 50 | 22 | 0.03 | |
| 17 | 75 | 69.12 | 13 | 14 | 28 | 54 | 22 | 0.03 | |
| 18 | 79 | 73.14 | 13 | 14 | 30 | 57 | 22 | 0.04 | |
| 20 | 87 | 81.18 | 14 | 15 | 35 | 67 | 25 | 0.05 | |
| 22 | 95 | 89.24 | 14 | 15 | 42 | 75 | 25 | 0.06 | |
| 24 | 103 | 97.30 | 14 | 15 | 32 | 63 | 25 | 0.06 | |
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