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.
NSN 5996-01-058-1533
NSN 5935-01-516-2548
NSN 5990-01-189-9338
NSN 5985-00-330-8739
NSN 6620-00-841-0346
NSN 5996-01-651-4195
NSN 6685-01-026-0111
NSN 5998-01-623-4796
NSN 6685-01-584-4183
NSN 7035-00-104-7613
NSN 2925-01-481-7170
NSN 5965-01-132-4018