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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 2925-01-633-4048
NSN 5925-01-347-3202
NSN 6150-01-555-8287
NSN 5910-00-977-6182
NSN 4140-01-312-2361
NSN 6145-01-580-2844
NSN 5950-00-399-5562
NSN 5950-01-190-4759
NSN 5905-00-872-3252
NSN 5915-01-475-7205
NSN 5999-01-633-3127
NSN 5855-01-457-6122