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 5996-01-148-1252
NSN 6150-00-932-6068
NSN 7035-00-470-4977
NSN 5905-00-499-7787
NSN 5990-01-086-4825
NSN 5915-01-017-1206
NSN 4140-01-270-6599
NSN 6135-01-332-0431
NSN 5999-00-760-6802
NSN 6645-01-311-0492
NSN 7035-00-104-7613
NSN 6105-00-466-9880