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 5945-00-761-2933
NSN 5965-00-226-7870
NSN 6130-01-512-6258
NSN 2925-00-724-9252
NSN 5915-00-163-4784
NSN 2925-01-394-9658
NSN 6220-01-145-4993
NSN 5945-01-043-1676
NSN 5945-00-614-7447
NSN 6620-01-519-2628
NSN 6650-01-102-7847
NSN 6685-01-381-0759