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 6620-01-028-6374
NSN 6610-01-087-7718
NSN 6645-01-442-6476
NSN 5950-00-465-8482
NSN 5990-00-752-2126
NSN 6135-01-506-4791
NSN 5975-01-585-7151
NSN 6220-01-498-7211
NSN 5975-00-474-9769
NSN 5905-01-597-9868
NSN 6685-00-997-2719
NSN 5960-00-899-0942