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 2925-01-012-3162
NSN 5996-00-818-6019
NSN 5895-00-983-6580
NSN 6220-01-406-3167
NSN 5915-01-167-8506
NSN 5925-01-249-0912
NSN 6110-01-317-4830
NSN 6610-00-720-3237
NSN 5965-01-290-0535
NSN 5935-01-443-2178
NSN 5930-00-153-1400
NSN 4140-00-597-5260