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 6645-01-243-3138
NSN 6135-01-660-2840
NSN 5855-01-342-3824
NSN 6105-01-117-9846
NSN 5905-00-760-7178
NSN 5960-01-231-9119
NSN 5925-01-213-8801
NSN 6610-00-757-4673
NSN 5945-01-403-2800
NSN 5905-01-439-5832
NSN 6620-01-073-6365
NSN 5920-01-076-2679