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 6650-01-211-5628
NSN 5910-01-139-2058
NSN 5910-01-058-7078
NSN 5835-01-303-6563
NSN 6620-01-391-7331
NSN 6145-01-123-7019
NSN 6645-00-510-6643
NSN 6610-01-509-2048
NSN 5999-01-642-1506
NSN 5990-01-416-1017
NSN 5999-00-830-8907
NSN 6150-01-183-7189