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 5930-00-258-9754
NSN 5855-00-494-9581
NSN 5965-01-360-6568
NSN 5950-01-052-0273
NSN 6130-00-005-5309
NSN 5990-01-507-1479
NSN 6610-01-417-3011
NSN 5996-01-354-6483
NSN 5910-00-347-5211
NSN 5965-01-468-6186
NSN 7035-00-549-2722
NSN 6110-00-578-7243