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 5905-01-155-3099
NSN 6220-01-269-9954
NSN 6145-00-845-5962
NSN 6650-00-952-4500
NSN 6320-00-646-3311
NSN 5895-01-481-1274
NSN 2925-01-525-8212
NSN 6105-01-289-7261
NSN 5925-01-221-1669
NSN 5920-01-100-3018
NSN 6135-01-244-5580
NSN 6620-00-240-8766