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 5990-01-395-4194
NSN 7035-01-541-5414
NSN 2925-01-292-9248
NSN 5985-00-003-3620
NSN 5975-01-202-1341
NSN 6645-00-812-5243
NSN 5935-01-367-5799
NSN 5998-01-564-0568
NSN 5999-01-467-9821
NSN 5925-01-522-0439
NSN 5895-01-351-1441
NSN 5925-01-532-6972