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 5985-00-865-0247
NSN 5915-00-516-9987
NSN 5905-00-211-4320
NSN 6145-01-420-6723
NSN 5915-00-035-8590
NSN 5998-01-289-9429
NSN 5920-01-329-1113
NSN 2925-00-520-9546
NSN 6240-00-803-2777
NSN 5996-01-527-3964
NSN 6135-01-495-0933
NSN 5960-00-161-3728