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 5925-00-681-1044
NSN 6110-01-108-5057
NSN 5835-00-830-6416
NSN 6110-00-401-7890
NSN 5925-01-604-9427
NSN 5950-00-522-4748
NSN 6135-00-369-2368
NSN 5975-00-306-4688
NSN 6645-00-503-1379
NSN 6240-01-302-1624
NSN 6620-00-292-7000
NSN 6650-01-502-6761