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 5920-00-099-0826
NSN 5985-01-498-4471
NSN 5950-01-018-6110
NSN 5990-01-344-3708
NSN 5975-01-069-3236
NSN 5925-01-197-5846
NSN 5895-01-603-5445
NSN 5855-01-232-9440
NSN 6130-00-220-9655
NSN 5895-01-442-3119
NSN 6685-01-396-8931
NSN 5920-00-269-6178