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 5905-01-316-2915
NSN 6240-01-485-5916
NSN 5990-01-595-9441
NSN 6610-01-616-3974
NSN 5905-01-377-7637
NSN 6135-01-400-2947
NSN 5835-00-880-6477
NSN 5915-01-329-8717
NSN 5920-01-474-6192
NSN 5985-01-542-8791
NSN 5965-01-415-1521
NSN 5945-01-247-0770