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 for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5925-01-095-9990
NSN 5998-01-401-5396
NSN 6240-01-377-5503
NSN 6240-01-495-9845
NSN 5835-01-529-3050
NSN 6110-01-269-5496
NSN 5835-01-103-8727
NSN 5910-01-119-1434
NSN 5998-01-123-8412
NSN 5835-01-580-0446
NSN 5925-01-576-9256
NSN 6145-01-469-4079