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 6130-00-383-7967
NSN 6130-01-427-9604
NSN 5905-01-554-0819
NSN 5975-01-600-2352
NSN 6620-01-424-6925
NSN 6240-01-158-6601
NSN 2925-00-891-9289
NSN 5930-01-160-7895
NSN 6105-01-415-3314
NSN 5950-01-139-2133
NSN 2925-00-523-0322
NSN 6135-01-485-1227