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 6150-00-753-3950
NSN 6685-01-341-8035
NSN 6135-01-116-3385
NSN 6645-00-881-9978
NSN 5915-00-594-7786
NSN 5945-00-487-9224
NSN 4140-00-773-3291
NSN 6610-01-517-1901
NSN 6150-01-614-6301
NSN 6685-01-598-6870
NSN 6620-01-249-8696
NSN 2925-00-439-9239