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 5998-01-156-6045
NSN 6130-00-564-6461
NSN 6130-01-516-2690
NSN 5935-01-573-7336
NSN 6650-01-257-7237
NSN 5985-01-530-3257
NSN 5895-00-182-7544
NSN 6220-00-588-6093
NSN 6620-01-474-4951
NSN 5835-01-045-6371
NSN 5975-01-047-9923
NSN 6130-01-499-3904