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 6620-01-392-6180
NSN 5996-01-335-0584
NSN 5935-00-203-3410
NSN 5915-01-150-1005
NSN 5925-01-423-7803
NSN 6610-01-608-0004
NSN 5960-01-245-3942
NSN 6145-01-115-4543
NSN 5915-01-375-7981
NSN 5965-01-261-0569
NSN 6220-01-549-2220
NSN 6620-00-383-8740