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 5920-00-491-2796
NSN 6145-01-098-7100
NSN 6105-01-092-0788
NSN 6150-01-551-5824
NSN 5835-01-286-6499
NSN 6150-01-140-1524
NSN 5895-01-230-8682
NSN 5998-00-429-0221
NSN 5998-01-011-2632
NSN 5960-00-418-2474
NSN 6685-01-607-1192
NSN 5985-01-131-6250