由其分销商提供的 Keystone 9302 的描述。
SCREW, PAN HEAD, SLOTTED, 4-40 THREAD, .500 LENGTH, .212 OD, STEEL/ZINC
Screw 4-40 X 1/2 Steel Rohs Compliant: Yes |Keystone 9302
Screw Machine; Zinc-plated Finish; No. 4-40; 1/2 in. Long
Captive, Thumb, Shoulder and Jack Screws 1/2 4-40 STEEL PAN
Screws & Fasteners 1/2 4-40 STEEL PAN
4-40X.500 STEEL PAN SLOTTED HE