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 7035-00-541-8516
NSN 6220-01-358-4317
NSN 7035-00-631-3782
NSN 5925-01-022-9733
NSN 6130-01-659-7090
NSN 5950-00-080-9925
NSN 5996-00-366-0233
NSN 6685-01-345-9747
NSN 6240-01-151-2330
NSN 5930-01-116-5835
NSN 5985-01-514-2271
NSN 6130-01-007-9959