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 6685-00-152-7146
NSN 2925-01-646-9112
NSN 2925-01-342-1712
NSN 6320-01-384-3850
NSN 5930-00-294-9189
NSN 6240-01-486-0789
NSN 5998-00-129-8582
NSN 6650-00-559-1462
NSN 5960-00-269-3726
NSN 5930-01-279-7356
NSN 5935-00-274-3100
NSN 6110-01-384-3259