Showing 1–9 of 23 results
Rear window to frame knurled thumb screw for use on Murphy bodied cars. Material: Steel Finish: Natural Thread: 5/16-18 x .627 Knurled DIA: .900 Knurled height: .355 Slot width: .069 Screw head height: .800 Length of head, non-knurled section: .390
Hex head cap screw used to fasten the coolant fitting on Duesenberg SJ superchargers. Four used per car. Material: 303 Stainless Finish: Natural Thread: 5/16-18 OAL: 1 1/8 Length under head: 7/8 Hex: 1/2
Hardened 4140 steel bolt cadmium plate finish. Material: 4140, heat treat grade 8 Finish: Cadmium Thread: 5/16-18 Thread length: 1.032 OAL: 2.500 Hex: .500 Head height: .230 Length under head: 2.270 Also availabie in Black Oxide finish #0235-B
Hardened steel bolt available in cadmium plated or black oxide finish. Material: 4140, heat treat grade 8 Finish: Cadmium or black oxide Thread: 5/16-18 Thread length: 1.032 OAL: 2.625 Hex: .500 Head height: .230 Length under head: 2.395
Hardened 4140 steel bolt in black oxide finish. Material: 4140, heat treat grade 8 Finish: Black oxide Thread: 5/16-18 Thread length: 1.032 OAL: 2.500 Hex: .500 Head height: .230 Length under head: 2.270 Also availabie in Cadmium plate finish #0235-C
Hex head cap screw. Duplicate of the 1930’s Scripps marine engine fastener. Material: 4140, heat treat grade 8 Finish: Black oxide Thread: 5/16-18 Thread length: Fully threaded OAL: 3/4 Hex height: .250 Hex: 1/2
Hex head cap screw. Duplicate of 1930’s Scripps marine engine fastener. Material: 4140, heat treat grade 8 Finish: Black oxide Thread: 5/16-18 Thread length: Fully threaded OAL: 1.00 Head height: .250 Hex: 1/2
Hex head cap screw. Duplicate of 1930’s Scripps marine engine. Material: 4140, heat treat grade 8 Finish: Black oxide Thread: 5/16-18 Thread length: Fully threaded OAL: 1.1/4 Head height: .250 Hex: 1/2
Duesenberg Model J transmission main shaft race lock screw. Thread: 5/16-18
