621+612產(chǎn)品參數(shù)
- 型號
- 621+612軸承
- pKeywords
- 621_612
- 內(nèi)圈
- 621
- 外圈
- 612
- 隔圈
-
- d
- 53.975
- D
- 120.65
- T
- 41.275
- B
- 41.275
- C
- 31.75
- m
- 2.18
- a(2)
- -14
- C1
- 19200
- e
- 0.3
- Y
- 1.91
- C90
- 49800
- Ca90
- 26800
- Ca90(2)
-
- K
- 1.86
- Co
- 244000
- 備注
- R(4):3.5/da:63/db:70/r3:3.3/Da:110/Db:105-Aa:3.9/Ab:1.9
- 系數(shù)
- G1:75.9/G2:16.2/Gg:0.0694
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