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 5990-01-437-4876
NSN 5999-01-469-6142
NSN 5915-00-076-9314
NSN 7035-01-603-0919
NSN 5996-01-574-0898
NSN 6320-01-166-3602
NSN 5915-01-207-1416
NSN 6150-00-525-8852
NSN 5935-00-681-6114
NSN 2925-01-336-2820
NSN 5910-00-289-5638
NSN 6610-00-518-4919