Tolerance for bearing balls according ISO 3290 :
2001 (ISO 3290 norms have been totally acknowlwdged
by ABMA/ANSI (U.S.A.) and DIN.5401:
2002 (Germany) norms.
Terms
and definitions ISO 3290/DIN 5401/ABMA
Balls
tolerance DIN 5401:2002-08
Balls
tolerance ANSI-ABMA Std. 1 0A-2001
(Metal balls for unground bearings and other uses)
Ball
measure system (The following charts are designed to
assist in the selection of the most appropriate
Martin standard product for individual applications)
Materials
Diameters, weights, packing, crushing loads
Approximate comparison chart (DIN Edition 01/78) -DIN
Edition 11/93)
Comparison chart between old Martin standards and ISO 3290:2001
Conversion table from 64" into mm. (1/64" = mm.
0396888)
