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 6150-01-569-2426
NSN 5915-01-411-5355
NSN 5960-01-201-5804
NSN 5935-01-030-0623
NSN 6110-00-427-9239
NSN 5835-01-579-5941
NSN 5965-00-942-1602
NSN 6620-00-740-3699
NSN 5920-00-902-2742
NSN 6650-01-509-7235
NSN 6145-01-429-1053
NSN 6685-00-153-3914