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 5998-00-721-4701
NSN 5985-01-639-8150
NSN
NSN 5925-00-606-1745
NSN 5950-01-415-5752
NSN 5990-01-085-9117
NSN 6150-01-423-8597
NSN 5998-00-418-8835
NSN 6650-00-503-7229
NSN 6110-01-171-7348
NSN 6130-01-424-4520
NSN 2925-01-089-6269