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 5960-00-185-7244
NSN 5925-01-522-6871
NSN 6220-00-406-5045
NSN 5996-01-387-0484
NSN 6130-01-318-8012
NSN 6620-01-494-9858
NSN 6145-01-653-5619
NSN 4140-00-005-2093
NSN 6650-00-491-7920
NSN 5905-01-197-7352
NSN 6145-01-451-6144
NSN 5975-01-564-9869