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 2925-01-437-9041
NSN 5990-01-411-5930
NSN 5996-01-013-8824
NSN 5895-01-310-0339
NSN 5925-00-035-8469
NSN 6150-01-223-1130
NSN 6620-00-945-3072
NSN 5999-00-216-7431
NSN 5990-01-259-7138
NSN 5998-00-776-0479
NSN 6645-01-542-6159
NSN 6610-00-161-0680