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 5915-01-204-5122
NSN 6610-01-424-0776
NSN 5999-01-581-9011
NSN 6620-00-527-6523
NSN 5990-00-386-4951
NSN 5910-00-112-0937
NSN 5895-01-065-1659
NSN 6645-00-663-4103
NSN 6130-01-442-4091
NSN 5930-00-812-1126
NSN 5925-00-206-3580
NSN 5910-01-053-5623