6 i1 ]; x, N k7 i( \谢谢作者: 伊凡 时间: 2008-11-28 08:34
SKF1 m& c2 c( j8 }9 [3 c6 z
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High-precision angular contact ball bearings SKF high-precision angular contact ball bearings" j" a* u7 b! @. g, u4 A8 F' X& n
(† fig. 10) are produced in three different dimension series – 719, 70 and 72 – and$ f; F1 _, y, q" W
are available with contact angles of 15° (suffix CD or CE), 18° (suffix FB) and 25° (suffix ACD,* \7 T j1 p1 G/ v5 M4 w8 B
ACE). Bearings for universal matching are identified by the designation suffix G, followed by A, B, 8 w, |, a8 o/ S- ]9 K( ^& nor C for the preload class (e.g. 71910 ACDGA/P4A). Sets of two bearings with matched bore and 0 }( T8 z0 _0 Houtside diameter are also available. Depending on the preload class, these carry the designation m8 E0 C& o) }. S
suffix DGA, DGB, or DGC (e.g. 7006 CD/P4ADGB). Also, matched sets of two or more bearings can be& t4 I, v9 ?! T4 h
supplied.5 S! u5 x0 X1 c L2 l
( C9 l" n {" i2 V) d, c http://www.skf.com/files/683101.pdf( ? @* ]2 E, ~$ t. F