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Unit of Measure

Series

4002

Head Style

Knurled Cylindrical

Stud Head Material

Carbon Steel per QQ-S-633, FS BIII2

Stud Shank Material

Alloy Steel per ASTM A331, FS 4037

Spring Material

Music Wire per ASTM-A228, Steel, Spring

Spring Cup Material

Carbon Steel ASTM A108 FS BIII2 or BIII3 or Carbon Steel ASTM A684 FS 1050

Cross Pin Material

Music Wire per ASTM-A228, Steel, Spring

Finish

Chromium Plate per QQ-C-320, Type I, Class 1, except Spring

Spring Cup Finish

Cadmium Plate per QQ-P-416, Class 2 w/ Clear Chromate

Spring & Cross Pin Finish

Cadmium Plate per QQ-P-416, Class 2, Type II

L

0.383-0.398 in

S

0.560 in

Weight/100

11.180 lb