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 6685-00-642-0533
NSN 5905-01-539-8048
NSN 5996-01-656-0044
NSN 7035-01-398-3494
NSN 6145-00-455-7237
NSN 6610-01-003-8791
NSN 5998-01-137-6541
NSN 5915-00-249-8092
NSN 6145-00-779-6466
NSN 5990-01-633-9503
NSN 6220-00-573-5747
NSN 5999-00-222-4719