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 5925-01-225-3297
NSN 5915-01-385-4318
NSN 5945-01-206-4520
NSN 6110-01-267-1537
NSN 6130-00-390-9718
NSN 5996-00-499-8036
NSN 6645-01-199-7553
NSN 5965-01-565-2262
NSN 5960-01-030-6407
NSN 5975-01-185-5645
NSN 6110-00-614-9218
NSN 5925-01-513-1981