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 5855-01-398-6704
NSN 5945-00-989-5314
NSN 6620-01-571-7727
NSN 5930-01-322-7460
NSN 6685-01-466-1455
NSN 5855-01-447-3137
NSN 6685-00-248-5820
NSN 7035-00-585-2113
NSN 5950-01-328-2814
NSN 5960-00-372-4876
NSN 6150-00-052-6559
NSN 6610-01-503-0153