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 6220-01-647-1773
NSN 5999-01-145-4274
NSN 5965-01-399-8454
NSN 5925-01-083-6500
NSN 6650-00-009-1427
NSN 5950-01-634-0677
NSN 5960-01-444-8163
NSN 6110-01-142-0939
NSN 6320-00-284-1524
NSN 5950-01-019-9485
NSN 5855-00-921-6589
NSN 4140-01-216-7107