NSN 4820-01-364-9414

4820013649414

NO

77777

N/A

Bell helicopters, uh-1n, hh-1h, uh-1h and vh-1n

Fluid usage: jp-4 and jp-5; operating temperature range: -65 degrees f to +275 degrees f; operating pressure: 25 psig, burst pressure 200 psig; consists of: body of 6061-t6 alum alloy per qq-a-200/8, shear pin of 6061-t6 alum alloy per qq-a-225/8, valve guide, poppet, and post of 2024- t4 alum alloy per qq-a-225/6, end of 17-4ph cres per ams 5643, spring of 177ph steel, cres, cond ch900 per ams 5678, sleeve of 17-4ph cres per ams 5643, ball of 300 series steel, cres, retaining ring 0f 300 series steel, cres, retaining ring of 300 series steel, cres; seals of fluorosilicone per mil-r-25988 and viton per mil-r-83248; surface treatment: all stainless steel components are pass- ivated per qq-p-35