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 5996-00-587-3795
NSN 5835-01-324-3967
NSN 5930-00-353-4235
NSN 6240-01-310-8778
NSN 6130-01-377-5922
NSN 5930-01-652-8245
NSN 5935-01-602-9082
NSN 5965-00-204-8513
NSN 5998-01-155-2294
NSN 5855-01-474-6444
NSN 5960-00-111-4305
NSN 6685-01-409-1301