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 5999-00-207-9849
NSN 5925-01-249-8251
NSN 5950-00-639-9675
NSN 5965-01-373-8858
NSN 6220-00-915-9871
NSN 5855-01-484-3619
NSN 5935-01-279-9749
NSN 5920-01-305-9356
NSN 6135-00-305-2052
NSN 5985-00-562-4310
NSN 5985-01-309-6857
NSN 6130-01-560-4988