AFBMA 10 1989

GRADE

Ball Dia. variation

Deviation from spherical form (U)

Surface roughness (U)

lot Dia. variation (U)

Basic Dia. tolerance (U)

INCH

(U)

3

0.000003

0.08

0.08

0.012

0.13

±0.75

5

0.000005

0.125

0.125

0.02

0.25

±1.25

10

0.00001

0.25

0.25

0.025

0.5

±2.5

16

0.000016

0.4

0.4

0.025

0.8

±2.5

24

0.000024

0.6

0.6

0.05

1.2

±2.5

48

0.000048

1.2

1.2

0.08

2.4

±5

100

0.0001

2.5

2.5

0.125

5

±12.5

200

0.0002

5

5

0.2

10

±25

500

0.0005

12.5

12.5

-

25

±50

1000

0.001

25

25

-

50

±125