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 6150-01-206-4944
NSN 5935-00-400-3676
NSN 5975-01-540-6758
NSN 5920-00-497-1138
NSN 5930-01-516-3308
NSN 6240-01-206-4760
NSN 5945-00-269-5375
NSN 6645-00-089-8842
NSN 2925-01-604-8984
NSN 5999-01-571-1951
NSN 6650-01-140-4463
NSN 5935-01-025-1881