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 6110-01-411-9297
NSN 5920-01-570-0553
NSN 5855-01-575-3154
NSN 5998-00-309-6320
NSN 6685-01-063-7425
NSN 5925-01-234-5181
NSN 6320-01-247-0898
NSN 6220-00-003-8992
NSN 6320-01-335-8336
NSN 4140-01-589-2215
NSN 5915-00-298-1969
NSN 5930-00-929-4713