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 6145-01-494-8398
NSN 6685-00-216-6676
NSN 5996-01-051-6472
NSN 5920-01-249-2708
NSN 6220-01-131-2377
NSN 5895-01-311-3008
NSN 2925-01-219-9471
NSN 6320-01-551-3553
NSN 6320-00-731-6134
NSN
NSN 5855-00-973-5717
NSN 6150-01-288-9252