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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5990-01-378-7349
NSN 5915-01-034-9461
NSN 6135-01-027-7543
NSN 6145-01-449-1343
NSN 5925-00-736-0425
NSN 5996-00-715-0837
NSN 5895-01-172-1782
NSN 6620-01-222-8820
NSN 5996-00-141-0288
NSN 6650-01-243-1626
NSN 5999-00-084-1995
NSN 6105-01-435-4376