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 6110-01-099-6893
NSN 6650-01-115-7981
NSN 5905-01-435-6357
NSN 5998-00-292-0214
NSN 7035-00-529-3128
NSN 5965-01-614-1191
NSN 6145-01-129-2836
NSN 5895-01-481-0883
NSN 7035-00-455-7666
NSN 6220-01-106-2616
NSN 5999-01-143-4720
NSN 6620-01-528-7510