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 5895-01-254-2749
NSN 6645-00-295-0625
NSN 5935-01-457-3960
NSN 5910-01-625-0988
NSN 5996-01-474-2086
NSN 6110-01-333-9542
NSN 6620-01-591-1331
NSN 6240-00-353-5753
NSN 5998-01-074-2954
NSN 5996-01-155-6922
NSN 5910-00-007-9337
NSN 5975-01-615-2815