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 5925-00-900-0675
NSN 4140-00-248-9441
NSN 6645-01-304-0889
NSN 6150-01-082-3499
NSN 6110-00-760-6394
NSN 5915-00-243-5950
NSN 2925-01-556-0333
NSN 5996-01-118-7006
NSN 5990-01-584-6213
NSN 5975-01-378-2320
NSN 6110-01-485-3312
NSN 6650-01-409-1992