VDws
∆Rw
Ra
Ball Grade
Allowable BallDiameter Variation
AllowableDeviation FromSpherical Form
Maximum SurfaceRoughnessArithmetic Average
3
.000003
0.5
5
.000005
000005
0.8
10
.000010
1
16
.000016
24
.000024
2
48
.000048
100
.0001
200
.0002
8
500
.0005
*
1000
.001
Inch
0.08
0.012
0.13
0.02
0.25
0.025
0.4
0.6
0.05
1.2
2.5
0.125
0.2
13
25
Metric um
VDwt
∆S
Allowable lotDiameterVariation
Nominal BallDiameterTolerance
Allowable Ball GuageDeviation
ContainerMarkingIncrement
+.000030 -.000030
+.000050 -.000040
.000020
.000032
+.000100 -.000100
.000096
.00005
±.0005
.0004
±.001
±002
.002
±.005
+0.75 -0.75
+1.25 -1.00
+2.50 -2.50
2.4
1.25
±12.5
±25
±50