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 6145-00-753-2264
NSN 5975-01-020-4518
NSN 5915-01-476-8178
NSN 5975-01-380-9477
NSN 6150-00-611-0432
NSN 6150-00-784-9246
NSN 7035-01-411-6062
NSN 5996-01-019-0664
NSN 6110-01-421-4449
NSN 6240-01-622-0718
NSN 5965-00-879-7287
NSN 5965-01-391-8104