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 6240-00-113-8820
NSN 5895-01-191-4415
NSN 5835-00-279-2887
NSN 6240-00-527-8614
NSN 5985-01-384-5722
NSN 6645-01-147-9265
NSN 6645-00-915-1817
NSN 5998-00-550-1870
NSN 5975-00-202-5013
NSN 4140-01-085-4965
NSN 4140-01-141-7692
NSN 6320-01-426-1324