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 5998-01-510-4332
NSN 6240-00-068-0249
NSN 6105-01-084-5061
NSN 5905-01-598-3009
NSN 6610-01-524-7522
NSN 5945-00-770-8539
NSN 6650-00-230-4575
NSN 5965-01-511-2578
NSN 2925-00-684-7708
NSN 5950-00-050-7600
NSN 5935-01-155-9620
NSN 5960-00-107-8645