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 6645-01-651-9562
NSN 5999-00-110-5394
NSN 5915-01-039-4899
NSN 6130-01-354-0508
NSN 2925-01-065-0060
NSN 6135-01-164-3561
NSN 5915-01-446-7238
NSN 5910-01-633-9963
NSN 5998-01-592-3900
NSN 5975-01-658-3058
NSN 5895-01-372-2774
NSN 6620-01-381-5482