| 摘要 |
A spindle assembly ( 20 ) adapted to be mounted on the rotatable head ( 21 ) of a Davenport(R) multi-spindle automatic screw machine, broadly includes a one-piece outer spindle ( 38 ), a seal member ( 39 ), a front bearing assembly ( 40 A, 40 B, 40 C), a front bearing retainer nut ( 41 ) forming with the seal member a tortuous passageway ( 85 ), a two-part spacer ( 37 ), a rear bearing assembly ( 44 A, 44 B), and a rear bearing retainer nut ( 45 ).
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