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 5915-01-607-1997
NSN 5895-01-560-8362
NSN 6105-01-082-0605
NSN 5915-01-419-5602
NSN 6105-01-577-0014
NSN 5930-00-394-3890
NSN 5965-01-496-4122
NSN 6110-01-659-3622
NSN 6105-01-100-1007
NSN 6145-01-606-9941
NSN 6105-01-658-3722
NSN 5996-01-334-6765