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 5930-00-485-3558
NSN 6650-00-361-8222
NSN 5965-00-378-3403
NSN 7035-00-908-4933
NSN 6105-00-056-9776
NSN 5895-00-761-2335
NSN 6130-00-365-4572
NSN 5910-01-630-8049
NSN 6685-00-824-7910
NSN 5999-01-253-0692
NSN 6645-01-493-2620
NSN 5960-01-628-2760