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 5998-00-983-3219
NSN 6620-01-097-1038
NSN 5960-01-649-1341
NSN 5999-01-417-6452
NSN 5975-00-761-0206
NSN 6105-01-033-3649
NSN 5990-01-649-4647
NSN 6135-01-561-5945
NSN 6145-01-207-0445
NSN 6240-01-014-5598
NSN 5975-00-875-4082
NSN 5975-01-256-9020