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 5915-01-226-8398
NSN 6150-01-641-5062
NSN 6620-00-908-2368
NSN 6240-01-383-8579
NSN 5925-00-286-8502
NSN 6645-01-590-0788
NSN 6105-01-207-6045
NSN 6220-00-041-0083
NSN 6685-01-518-0959
NSN 5990-01-204-7576
NSN 6685-00-498-8865
NSN 5975-01-254-7000