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 6620-01-608-8548
NSN 6110-00-205-0667
NSN 6685-01-455-6688
NSN 5975-00-170-3623
NSN 5925-01-151-1448
NSN 6645-01-196-8616
NSN 5925-01-659-2106
NSN 6650-01-460-0330
NSN 5975-00-851-1842
NSN 5945-01-071-9290
NSN 6650-01-421-2762
NSN 5985-01-367-1885