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 5950-01-265-0880
NSN 5985-00-624-8929
NSN 5905-01-292-9098
NSN 5945-01-278-9211
NSN 5915-01-033-8651
NSN 5985-01-547-4138
NSN 5960-01-416-6187
NSN 5930-01-512-0745
NSN 6685-01-543-1457
NSN 6620-01-436-2715
NSN 6150-00-274-5571
NSN 6650-01-644-3532