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 6645-01-426-8621
NSN 2925-00-333-4702
NSN 5945-01-538-7147
NSN 6220-00-688-9825
NSN 5855-01-656-6808
NSN 6135-00-274-4037
NSN 5945-01-444-6440
NSN 6240-01-381-2275
NSN 6110-01-365-2718
NSN 5925-00-521-0715
NSN 6320-00-459-8973
NSN 6220-00-836-1494