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 6645-00-663-8111
NSN 6150-00-827-7042
NSN 5975-01-029-4176
NSN 6130-01-055-6219
NSN 6610-00-845-1070
NSN 6685-00-863-6350
NSN 5998-01-332-5386
NSN 6320-01-643-0850
NSN 6220-00-167-5441
NSN 5905-01-228-1909
NSN 2925-00-513-1164
NSN 5910-01-213-2372