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 6135-01-648-2284
NSN 6240-00-052-4592
NSN 6110-00-799-7668
NSN 5915-00-547-2520
NSN 6150-00-528-4175
NSN 5935-01-049-5714
NSN 5925-00-502-9276
NSN 5910-01-215-2960
NSN 5960-01-448-3497
NSN 6240-01-544-6359
NSN 5835-01-480-9215
NSN 5915-00-558-4413