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 6150-01-097-3341
NSN 5999-01-477-2828
NSN 6110-00-646-0913
NSN 6110-00-146-0037
NSN 6150-01-417-6402
NSN 4140-01-634-0330
NSN 5905-01-103-7882
NSN 6220-00-763-4131
NSN 6130-01-605-4397
NSN 5925-00-309-2404
NSN 6145-00-870-6335
NSN 6645-00-007-5305