|
規格
|
齒數
|
節徑 d
|
外徑 do
|
檔邊直徑 df
|
檔邊內徑 db
|
檔邊厚度 h
|
|
18XXH
|
18
|
181.91
|
178.87
|
199
|
157
|
5.5
|
|
19XXH
|
19
|
192.02
|
188.97
|
209
|
167
|
5.5
|
|
20XXH
|
20
|
202.13
|
199.08
|
219
|
177
|
5.5
|
|
21XXH
|
21
|
212.23
|
209.19
|
229
|
187
|
5.5
|
|
22XXH
|
22
|
222.34
|
219.29
|
239
|
197
|
5.5
|
|
24XXH
|
24
|
242.55
|
239.5
|
|
|
|
|
25XXH
|
25
|
252.66
|
249.61
|
|
|
|
|
26XXH
|
26
|
262.76
|
259.72
|
|
|
|
|
27XXH
|
27
|
272.87
|
269.82
|
|
|
|
|
30XXH
|
30
|
303.19
|
300.14
|
|
|
|
|
40XXH
|
40
|
404.25
|
401.21
|
|
|
|
|
48XXH
|
48
|
485.1
|
482.06
|
|
|
|
|
60XXH
|
60
|
606.38
|
603.33
|
|
|
|
|
72XXH
|
72
|
727.66
|
724.61
|
|
|
|
