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 5996-00-822-8182
NSN 6620-01-096-3723
NSN 5999-00-286-6231
NSN 5985-01-141-0097
NSN 5965-01-530-8875
NSN 5960-01-027-8833
NSN 5895-01-284-0611
NSN 5945-01-366-7948
NSN 4140-01-051-0421
NSN 6320-00-456-0836
NSN 5965-01-398-9579
NSN 6685-01-329-1036