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 7035-01-423-5863
NSN 5999-01-357-1771
NSN 6645-01-212-9474
NSN 5895-00-525-3295
NSN 6220-01-657-5324
NSN 5925-00-855-7587
NSN 6620-01-189-8153
NSN 6685-01-153-1846
NSN 5910-01-578-4575
NSN 5996-01-248-7293
NSN 5975-00-558-2495
NSN 4140-01-247-4837