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 5998-01-356-0959
NSN 6620-00-403-1142
NSN 7035-01-227-2546
NSN 5920-01-316-1710
NSN 5835-01-525-3220
NSN 6150-01-621-5065
NSN 5965-01-245-6585
NSN 5835-01-463-2334
NSN 6240-01-160-7934
NSN 5930-00-517-6249
NSN 6650-01-120-6231
NSN 2925-01-163-6716