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 6110-01-026-0312
NSN 5920-01-316-6504
NSN 5996-00-658-8638
NSN 2925-01-203-0493
NSN 6610-01-428-3587
NSN 5925-01-610-7090
NSN 5835-01-250-2939
NSN 5945-01-294-4729
NSN 6130-01-522-1639
NSN 5990-01-654-6203
NSN 6320-01-443-8676
NSN 6220-01-060-3336