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 2925-01-518-3453
NSN 5915-01-422-1679
NSN 5920-01-499-7604
NSN 6130-01-333-9595
NSN 6220-01-513-1161
NSN 6240-01-050-8306
NSN 5999-00-103-4261
NSN 6135-01-508-6083
NSN 6145-01-076-8202
NSN 6110-01-549-0410
NSN 5925-01-317-4329
NSN 5985-01-283-7130