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 5945-01-382-9224
NSN 6685-01-036-0455
NSN 6145-01-350-4272
NSN 6105-01-240-5078
NSN 5960-01-530-6302
NSN 5905-00-290-8098
NSN 5925-01-142-7775
NSN 6150-01-534-3379
NSN 6685-01-041-4407
NSN 5930-01-330-2421
NSN 5910-01-546-4449
NSN 6220-01-462-0236