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 5925-00-808-2017
NSN 7035-01-286-2677
NSN 5950-01-027-0035
NSN 6620-01-358-0205
NSN 6610-01-101-5909
NSN 6610-00-526-9440
NSN 6240-01-593-4728
NSN 5985-00-814-3849
NSN 5945-01-525-7779
NSN 6145-00-468-3583
NSN 6645-01-417-3524
NSN 6105-01-596-0865