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 5975-01-331-3907
NSN 7035-00-286-6221
NSN 7035-01-364-0286
NSN 5965-00-481-9866
NSN 6145-00-365-0121
NSN 5985-00-410-3485
NSN 6610-01-024-5360
NSN 6320-00-593-0379
NSN 6110-00-082-0268
NSN 6135-01-303-0295
NSN 6105-01-342-7545
NSN 5960-00-615-9972