3/8-24X1 1/4 Fine Thread Hex Cap Screw Grade 9 DFAR EcoGuard Gray/Silver 1,000 Hr Corrosion (Pack Qty 800) BC-3820CH9
Has greater tensile strength than a Grade-8. Designed for use in heavy machinery and equipment subject to harsh environmental and fatigue conditions AISI 8637 / 8640 / 8740 Medium Carbon Alloy Steel wire or 4340 Alloy Steel bar stock
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