SKF: V0 [0 b: f/ Q# {/ p
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High-precision angular contact ball bearings SKF high-precision angular contact ball bearings; J3 e* |, g1 K/ j
(† fig. 10) are produced in three different dimension series – 719, 70 and 72 – and
' n; {( [* ?7 ~+ t) v. fare available with contact angles of 15° (suffix CD or CE), 18° (suffix FB) and 25° (suffix ACD,
& c* J1 Q7 T+ eACE). Bearings for universal matching are identified by the designation suffix G, followed by A, B, * o% N9 L4 p- N& _
or C for the preload class (e.g. 71910 ACDGA/P4A). Sets of two bearings with matched bore and # s" ]" j. |3 ?, Y- G
outside diameter are also available. Depending on the preload class, these carry the designation ; W! p- x6 x* ?+ I$ A+ {& }
suffix DGA, DGB, or DGC (e.g. 7006 CD/P4ADGB). Also, matched sets of two or more bearings can be+ P+ g y4 n8 K" v; Z" p
supplied.7 i: q( F, Y$ f9 R$ G6 X
- s8 t* D) l5 x) g/ Bhttp://www.skf.com/files/683101.pdf
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: s/ S' |; g7 z" |& D8 h[ 本帖最后由 伊凡 于 2008-11-28 08:42 編輯 ] |