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Spheric Trafalgar

ANSI/AFBMA Std 10-1989 (Revision of 1983)

Tolerances by Grade for Individual Balls Tolerances by Grade for Lots of Balls VDws RwRa VDwt S Ball Grade Allowable Ball Dia. Variation Allowable Deviation from Spherical Form Maximum Surface Roughness Arithmetic Average Allowable Lot Dia. Variation Nominal Ball Diameter Tolerance Allowable Ball Gauge Deviation High Low Container Marking Increment INCH 3.000003.0000030.5 .000005*+.000030 - .000030 .000010 5.000005.0000050.8 .000010*+.000050 - .000030 .000010 10.000010.0000101 .000020*+.000050 - .000040 .000010 16.000016.0000161 .000032*+.000050 - .000040 .000010 24.000024.0000242 .000048*+.0001 -.0001 .000010 48.000048.0000483 .000096**.00005 100.0001.00015 .0002±.0005** 200.0002.00028 .0004±.001** 500.0005.0005* .001±.002** 1000.001.001* .002±.005** METRIC µm 30.080.080.012 0.13*+0.75 -0.75 0.25 50.130.130.02 0.25*+1.25 -1 0.25 100.250.250.025 0.5*+1.25 -1 0.25 160.40.40.025 0.8*+1.25 - 1 0.25 240.60.60.05 1.2*+2.5 -2.50.25 481.21.20.08 2.4**1.25 1002.52.50.125 5±12.5** 200550.2 10±25** 5001313* 25±50** 10002525*

*Not applicable