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 5835-00-401-2578
NSN 5835-00-231-9544
NSN 6220-00-001-7006
NSN 5935-01-592-9500
NSN 6130-01-167-8911
NSN 6105-01-412-2627
NSN 5855-01-549-3666
NSN 5935-01-519-2522
NSN 7035-01-598-2076
NSN 5895-01-186-2957
NSN 6645-01-510-3496
NSN 6150-00-812-1965