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 5925-01-634-0664
NSN 5985-00-120-2197
NSN 5905-01-139-3684
NSN 5950-01-391-6550
NSN 6130-00-925-9219
NSN 5835-01-564-5575
NSN 6645-00-527-7258
NSN 6145-00-244-4360
NSN 6145-01-599-9935
NSN 6110-01-525-8000
NSN 6610-00-240-5437
NSN 6110-01-304-5018