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 6240-01-252-9374
NSN 5935-01-564-9092
NSN 6105-01-595-2000
NSN 6610-01-364-0294
NSN 5930-01-605-0135
NSN 6685-00-784-4180
NSN 5965-01-210-7784
NSN 5965-01-345-9480
NSN 5985-01-165-0411
NSN 5999-01-179-8662
NSN 5965-01-398-9579
NSN 6240-00-612-0883