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High-precision angular contact ball bearings SKF high-precision angular contact ball bearings
1 ~- U. u: U( { p4 O(† fig. 10) are produced in three different dimension series – 719, 70 and 72 – and
3 s& @% ?% e/ c9 u9 Lare available with contact angles of 15° (suffix CD or CE), 18° (suffix FB) and 25° (suffix ACD,
9 U( b; y/ M r& @ACE). Bearings for universal matching are identified by the designation suffix G, followed by A, B,
, i, [0 u0 g4 o% w* O5 l8 U) tor C for the preload class (e.g. 71910 ACDGA/P4A). Sets of two bearings with matched bore and
8 f* N4 D# |0 Y* G: ~! h0 _9 Poutside diameter are also available. Depending on the preload class, these carry the designation " U* z4 H* a% j* Y% u/ Q, z" l& k
suffix DGA, DGB, or DGC (e.g. 7006 CD/P4ADGB). Also, matched sets of two or more bearings can be
5 D4 }0 X& g. X: Usupplied.2 B9 s+ i1 {0 ~. q
2 G/ N: @3 S+ [
http://www.skf.com/files/683101.pdf1 I4 z d0 p( \& O' L6 U
3 u! ?6 \4 t5 l) d" x/ a[ 本帖最后由 伊凡 于 2008-11-28 08:42 編輯 ] |