2b all ends thread class 12 all ends thread quantity per inch bulkhead, 1.875 in. thd size, un thd series, 12 thd per in., 3a class first end, furnished pin, 1 plain unj all ends thread series
3b all ends thread class bulkhead, first end, 12 thd per in., 1.312 in. thd size, un thd series, 3a thd; furnished w/pin rigid, short center wrenching facility unjf all ends thread series
3b 1st end thread class 12 all ends thread quantity per inch bulkhead first end, 1.625 thd size, 12 thd per in., 3a class, un series, furnished pin, 1 rigid, short center wrenching facility unj all ends thread series
3b all ends thread class 12 all ends thread quantity per inch ext thd one end 1.625-12 unj-3a rigid, short center wrenching facility unj all ends thread series
Used on aircraft, hornet, f/a-18. 2b all ends thread class w/two lockwire holes in hex, 0.052 to 0.057 in. dia; weapon system essential anodize surface treated rigid, wrenching facilities each end unjf all ends thread series
Used on ejection seat system. f/a-18 hornet aircraft. 3b all ends thread class weapon system essential anodize surface treated swivel, wrenching facilities each end unjf all ends thread series
3b all ends thread class 1st end bulkhead 0.375 ins unjf, cl 3b passivate surface treated rigid w/offset wrenching facility unjf all ends thread series
3b all ends thread class 1st end bulkhead 0.750 ins unjf, cl 3b; for usew/shielded mild detonatingcord; additional two coatsmil-p-23377 epoxy primer applied per p.s. 13646 on external surface only, excluding threads; 0.070 in. hole on hex passivate surface treated rigid, short center wrenching facility unjf all ends thread series
Used on f/a-18 hornet aircraft. 3b all ends thread class weapon system essential; coated with high purity aluminum using the ion vapor deposited method anodize surface treated rigid, short center wrenching facility unf all ends thread series
Used on aircraft, f-16; support equipment for b-1 aircraft. 3a 2nd end thread class 16 1st end thread quantity per inch weapon system essential passivate surface treated rigid, short center wrenching facility unjf 2nd end thread series
3a 2nd end thread class 24 1st end thread quantity per inch lubricant dry film surface treated rigid, short center wrenching facility unjf 2nd end thread series
