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 spark-ignition internal combustion piston engines, nesoi
NSN 5975-01-245-7781
NSN 5990-00-495-2859
NSN 5895-01-127-5855
NSN 6130-01-224-0384
NSN 6650-00-434-0188
NSN 6220-01-054-0331
NSN 6240-00-891-1508
NSN 5935-01-045-6648
NSN 5895-01-608-3809
NSN 5965-01-032-9146
NSN 4140-00-131-6486
NSN 5895-00-701-0070