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 5910-01-412-8603
NSN 5985-01-443-8801
NSN 6685-01-075-3488
NSN 5950-00-824-0199
NSN 5895-00-993-1583
NSN 2925-01-580-1527
NSN 7035-01-465-6835
NSN 5855-01-308-0955
NSN 6110-01-500-7226
NSN 6105-01-160-7690
NSN 6620-00-244-0965
NSN 5960-01-013-9346