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 5925-00-987-7162
NSN 6645-00-596-5388
NSN 6145-00-184-6171
NSN 6135-01-555-3822
NSN 6650-01-197-4585
NSN 6620-00-151-5363
NSN 5999-01-536-9890
NSN 5985-01-164-5711
NSN 6105-01-081-0085
NSN 5975-01-328-9062
NSN 5910-01-442-8240
NSN 6240-01-337-2034