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 5975-01-143-5358
NSN 2925-00-701-9991
NSN 5998-01-168-8739
NSN 5910-01-618-4722
NSN 6610-00-620-4857
NSN 5996-01-515-2339
NSN 5990-01-605-4769
NSN 5855-00-832-9341
NSN 6130-01-497-5713
NSN 6610-01-438-8246
NSN 5895-00-356-2923
NSN 6220-01-543-9303