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 5935-01-235-2195
NSN 6620-01-548-5082
NSN 6240-00-557-0455
NSN 5950-01-611-8484
NSN 5935-00-910-8239
NSN 5965-00-275-0491
NSN 5835-01-460-0582
NSN 4140-01-327-3241
NSN 6110-01-551-0992
NSN 5930-01-168-8069
NSN 5910-01-313-5546
NSN 5935-01-122-3258