SKF* w9 ?: G! Y* Y" W* Q
) J( h+ @9 h' J1 x( eHigh-precision angular contact ball bearings SKF high-precision angular contact ball bearings
) M* L( C9 ~8 C/ C* L! ?(† fig. 10) are produced in three different dimension series – 719, 70 and 72 – and3 z6 W# o3 }6 E
are available with contact angles of 15° (suffix CD or CE), 18° (suffix FB) and 25° (suffix ACD,% U; p1 }9 ~7 P
ACE). Bearings for universal matching are identified by the designation suffix G, followed by A, B, ( N. Y' C$ R0 l i1 ^
or C for the preload class (e.g. 71910 ACDGA/P4A). Sets of two bearings with matched bore and
: I3 L V, E W5 r# `outside diameter are also available. Depending on the preload class, these carry the designation x- E5 n$ f+ P, e' s
suffix DGA, DGB, or DGC (e.g. 7006 CD/P4ADGB). Also, matched sets of two or more bearings can be
( e3 } p0 I( _6 r4 O9 ?, a2 j9 Zsupplied.& t; U$ G# k1 ~) P4 `
# P. x- A3 ^* n! z9 k
http://www.skf.com/files/683101.pdf
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[ 本帖最后由 伊凡 于 2008-11-28 08:42 编辑 ] |