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 5975-01-086-1626
NSN 6620-01-158-9412
NSN 5915-01-394-5150
NSN 6620-01-529-2518
NSN 5925-01-345-3777
NSN 5950-01-482-1532
NSN 6145-01-487-6739
NSN 6320-01-078-8257
NSN 5996-01-495-0763
NSN 6105-01-380-9588
NSN 5910-01-441-9868
NSN 6150-01-557-9465