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 6145-01-414-1028
NSN 5915-01-582-5096
NSN 6220-01-442-3839
NSN 6110-00-922-3227
NSN 6135-01-531-1413
NSN 5960-01-504-3415
NSN 6150-01-004-2238
NSN 6685-01-265-8724
NSN 5960-01-338-3412
NSN 5915-00-879-1069
NSN 5975-01-511-4447
NSN 5996-01-460-8631