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 6610-00-625-9478
NSN 6110-01-037-4863
NSN 6105-00-149-1602
NSN 5895-00-822-9749
NSN 5915-00-315-3583
NSN 5935-01-146-5799
NSN 5960-01-516-7264
NSN 5895-00-189-9953
NSN 5925-00-778-9033
NSN 7035-00-001-4586
NSN 6105-00-915-0269
NSN 5990-01-148-5326