FBN Standard Sprockets FBN 120B
FBN Standard Sprockets (Japanese Standard) FBN 120B
聽聽Chain Type
No.120Pitch
(P)
38.10 mm聽 (1-1/2inch)Internal width
(W)
25.40 mmRoller Dia.
(Dr)
22.23 mmTeeth width
(T)
23.5 mm Outside Dia.聽
Do
Pitch Dia.聽
Dp
Hub
a
Sprockets No.
Bore dia.聽
H7
Weight聽
(kg)BD
BL
Type
Teeth No.177
159.20
98
56
16
FBN ......
FBN Standard Sprockets (Japanese Standard) FBN 120B
聽
聽
| Chain Type | No.120 | |
| Pitch | (P) | 38.10 mm聽 (1-1/2inch) |
| Internal width | (W) | 25.40 mm |
| Roller Dia. | (Dr) | 22.23 mm |
| Teeth width | (T) | 23.5 mm |
| Outside Dia.聽 Do |
Pitch Dia.聽 Dp |
Hub | a | Sprockets No. | Bore dia.聽 H7 |
Weight聽 (kg) |
||
| BD | BL | Type | Teeth No. | |||||
| 177 | 159.20 | 98 | 56 | 16 | FBN 120B | 13 | 45,48,50,55,60 | 5.30 |
|---|---|---|---|---|---|---|---|---|
| 190 | 171.22 | 107 | 56 | 16 | 14 | 45,48,50,55,60 | 6.30 | |
| 202 | 183.25 | 117 | 63 | 16 | 15 | 45,48,50,55,60 | 7.80 | |
| 214 | 195.29 | 117 | 63 | 16 | 16 | 50,60 | 8.40 | |
| 239 | 219.41 | 117 | 63 | 16 | 18 | 50,60 | 9.90 | |
| 251 | 231.48 | 117 | 63 | 16 | 19 | 60 | 10.70 | |
| 263 | 243.55 | 127 | 63 | 16 | 20 | 50,60 | 12.10 | |
| 276 | 255.63 | 127 | 63 | 16 | 21 | 50,60 | 13.00 | |
| Bore Dia.聽H7 | Keyway聽 bXt2 |
Setscrew颅鲁聽 M |
| 28~30 | 8X3.3 | 8 |
| 32~38 | 10X3.3 | 8 |
| 40~42 | 12X3.3 | 8 |
| 45~50 | 14X3.8 | 10 |
| 55 | 16X4.3 | 15 |
| 60~65 | 18X4.4 | 12 |
| 70 | 20X4.9 | 16 |
聽
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