SKF
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) D* j( G4 i6 \3 t L3 @9 ^High-precision angular contact ball bearings SKF high-precision angular contact ball bearings+ d8 U! r' `, L# @$ {' ^
(† fig. 10) are produced in three different dimension series – 719, 70 and 72 – and
# |8 U! \3 B; P i" E$ h( q, ?are available with contact angles of 15° (suffix CD or CE), 18° (suffix FB) and 25° (suffix ACD,
" s9 u9 Y- o5 S. p# V! q% kACE). Bearings for universal matching are identified by the designation suffix G, followed by A, B, & f7 F1 K* ?) _! b* U
or C for the preload class (e.g. 71910 ACDGA/P4A). Sets of two bearings with matched bore and ( p" `2 M0 B. v
outside diameter are also available. Depending on the preload class, these carry the designation ! V4 n8 o, ?7 ~ n" _- q
suffix DGA, DGB, or DGC (e.g. 7006 CD/P4ADGB). Also, matched sets of two or more bearings can be
3 B* ^9 ~- L% ^$ y- A5 asupplied.
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' a6 g, K; e, b6 L9 e! I5 @http://www.skf.com/files/683101.pdf
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- W+ a! p* F' h: ]7 h" ?1 \' h/ j[ 本帖最后由 伊凡 于 2008-11-28 08:42 編輯 ] |