A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5975-01-442-7264
NSN 5998-01-452-2839
NSN 6645-01-277-0530
NSN 6220-01-393-6541
NSN 5835-01-218-9340
NSN 6130-01-304-4431
NSN 6105-00-781-7231
NSN 2925-01-430-4206
NSN 5998-01-151-4489
NSN 6650-00-537-9222
NSN 5925-01-474-6615
NSN 5935-01-435-6574