Ten each 5/16-24, 12 point double hex extended washer self locking aircraft jet nuts lock nuts. Black oxide, graphite lube.
1/2-20 12 Point Jet Nuts Self Locking Extended Washer Flange Locknut 10 pcs.
ARP Nut Kit 300-8334; 12-Point Nuts 1/2-20 RH, 12-point, Chromoly, 10pcs 9/16
Berkeley 12 JC Jet Drive Bowl Clean and In Great Shape Nice Used Jet Boat Parts
Stage 8 8327 Bolts CV Joint 12-Point Head Steel 10mm x 1.50 RH Thread Set of 12
