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 5990-00-949-8451
NSN 6135-01-167-7604
NSN 6110-00-740-5750
NSN 6105-01-089-7658
NSN 6105-01-552-1643
NSN 6645-01-101-4957
NSN 5935-01-518-3466
NSN 6105-01-354-9170
NSN 5855-01-564-2044
NSN 5905-01-056-5434
NSN 5905-01-479-8811
NSN 5930-01-157-6214