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 6135-00-221-4720
NSN 5835-00-113-6090
NSN 2925-01-197-7864
NSN 6620-01-469-2352
NSN 5905-01-180-4940
NSN 5975-00-568-9713
NSN 5895-01-454-4179
NSN 5985-01-477-4738
NSN 5930-01-118-6804
NSN 6105-01-646-8589
NSN 5950-01-329-0407
NSN 6685-01-381-6077