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 6240-01-005-2900
NSN 5905-00-481-0875
NSN 6110-00-096-2818
NSN 2925-01-601-5050
NSN 6620-01-549-6653
NSN 5835-01-034-0465
NSN 6645-01-247-4549
NSN 5895-01-172-3203
NSN 5905-01-501-6433
NSN 5945-00-413-2659
NSN 5925-01-463-0305
NSN 6650-01-412-1040