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 5920-01-146-8445
NSN 5975-01-137-0890
NSN 6105-01-106-4157
NSN 6645-01-518-4296
NSN 6320-00-433-2773
NSN 6620-01-460-2788
NSN 6150-00-202-9150
NSN 5920-00-285-2245
NSN 5999-00-240-7388
NSN 5975-00-321-8818
NSN 6130-01-012-4840
NSN 5965-00-780-3368