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 6645-01-324-1956
NSN 6645-01-091-9363
NSN 6130-01-042-2286
NSN 5855-01-359-5727
NSN 6110-01-376-7251
NSN 6620-01-262-9489
NSN 5965-01-424-0542
NSN 5960-00-936-7931
NSN 6220-01-386-1000
NSN 5950-00-217-2646
NSN 6645-01-411-5657
NSN 5965-00-840-8849