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 5905-01-517-9579
NSN 6145-01-377-7939
NSN 5945-01-069-2998
NSN 5965-00-342-5126
NSN 2925-01-492-5342
NSN 5910-00-083-8738
NSN 6110-00-269-2696
NSN 5920-01-143-5002
NSN 6150-01-576-0365
NSN 5950-01-263-3897
NSN 6645-00-810-7229
NSN 6610-01-597-1657