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 5999-00-337-4238
NSN 5965-00-639-6621
NSN 5950-01-499-1254
NSN 5910-00-222-7047
NSN 6240-01-418-2606
NSN 6220-00-411-6791
NSN 6110-01-659-8056
NSN 5920-01-361-8835
NSN 5999-01-512-1446
NSN 5950-01-376-8520
NSN 7035-01-044-0136
NSN 5975-01-641-6346