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 6105-01-521-3582
NSN 5925-00-307-4015
NSN 7035-00-679-9027
NSN 5835-01-606-8768
NSN 6610-00-500-6944
NSN 5915-01-337-7141
NSN 6685-00-811-3961
NSN 6320-01-386-3491
NSN 5925-00-629-1974
NSN 6610-00-825-5774
NSN 5985-01-463-3693
NSN 5920-01-281-5101