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 6320-01-470-6826
NSN 4140-01-196-6331
NSN 5950-00-802-8347
NSN 5915-01-322-8934
NSN 6145-01-558-3249
NSN 6685-01-534-7702
NSN 5910-01-456-3690
NSN 6620-01-047-2787
NSN 5965-01-588-3998
NSN 5945-01-573-6163
NSN 5945-01-202-9323
NSN 6150-00-100-4757