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 2925-01-434-6945
NSN 5855-01-459-5024
NSN 5985-01-084-6716
NSN 6220-01-592-8284
NSN 6620-00-787-6683
NSN 7035-01-413-6697
NSN 6150-01-046-7696
NSN 6145-01-463-9001
NSN 5925-00-827-0927
NSN 6135-01-531-1413
NSN 6685-01-534-8216
NSN 6145-01-612-6603