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 6130-01-166-1383
NSN 6150-01-145-5156
NSN 5910-01-484-6871
NSN 5985-01-127-3039
NSN 2925-01-197-7864
NSN 6645-01-391-9820
NSN 6685-00-296-0392
NSN 5999-01-601-1690
NSN 5910-01-238-6701
NSN 5996-00-283-7385
NSN 5905-00-233-8557
NSN 5915-00-288-0071