A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6220-01-275-3771
NSN 6610-01-092-1971
NSN 5910-01-036-5152
NSN 5950-01-337-3403
NSN 5945-01-600-9577
NSN 6130-00-444-4871
NSN 7035-01-227-7492
NSN 5945-01-382-9224
NSN 5960-00-228-0636
NSN 5996-01-530-0040
NSN 5999-00-946-5652
NSN 5935-01-067-3941