#822588 Spec Diameter Thread Threads Length Grade Finish Weight 0.3125 (5/16) Partial 18 1.75 (1 3/4) Grade 8 Zinc Yellow .0512 Diameter 0.3125 (5/16) Thread 18 Length 1.75 (1 3/4) Grade Grade 8 Finish Zinc Yellow Weight .0512 Need Something Custom?