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 5999-01-556-2540
NSN 5985-01-411-7696
NSN 6650-01-528-8230
NSN 6150-01-241-0533
NSN 5975-00-081-9873
NSN 5975-01-416-9385
NSN 6610-01-448-8497
NSN 7035-01-087-7727
NSN 6110-01-442-7378
NSN 5999-01-177-5413
NSN 5996-01-185-9733
NSN 5905-01-357-5779