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 2925-01-483-2389
NSN 6645-01-650-5735
NSN 5990-01-540-1619
NSN 6130-01-573-5611
NSN 5925-01-347-9161
NSN 6320-01-366-5157
NSN 5895-00-604-3382
NSN 7035-00-868-2640
NSN 6110-01-569-2600
NSN 6220-01-215-0907
NSN 6645-00-755-9782
NSN 6620-01-266-8894