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 6150-00-423-2695
NSN 6145-01-397-2709
NSN 6240-01-463-8276
NSN 6145-01-124-9062
NSN 5835-01-408-6529
NSN 5855-01-519-3814
NSN 5990-01-243-4233
NSN 5935-01-056-3657
NSN 6145-01-482-9054
NSN 2925-01-063-7876
NSN 5930-01-138-6107
NSN 6650-01-085-6088