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 6130-00-804-8800
NSN 6135-00-027-3914
NSN 5990-01-017-5117
NSN 5905-01-352-5824
NSN 5960-01-487-6436
NSN 5925-01-398-5507
NSN 5915-01-171-1746
NSN 6620-01-034-7636
NSN 5960-01-100-7381
NSN 5965-01-181-5706
NSN 7035-00-991-6877
NSN 5960-01-142-1995