S-643 weldless o ring
DROP FORGED S-643 WELDESS ROUND ALLOY RING
1.Material:alloy steel or others
2.Size:3/8"X2"--1-1/2"X12"
3.Surface:drop forged
4.Type:S-643
S-643 Weldless Round Ring
Forged carbon steel, Quenched and Tempered
Self-colored, painted red
Meets Federal Specification RR-C-271D Type VI
Weldless design
Heat-treated
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