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 5999-00-932-0027
NSN 6220-01-020-7596
NSN 5950-01-082-1737
NSN 5998-01-521-3782
NSN 5925-01-521-9820
NSN 5945-01-436-0309
NSN 6610-00-155-1334
NSN 6610-01-097-5073
NSN 5985-01-530-0768
NSN 6320-01-155-8295
NSN 6645-01-394-5149
NSN 6145-01-309-7827