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 5985-00-799-5235
NSN 5975-01-408-5563
NSN 6105-00-959-2330
NSN 7035-01-487-6481
NSN 6145-01-236-0594
NSN 4140-01-067-2587
NSN 5990-01-044-4767
NSN 5975-01-433-0861
NSN 6320-00-379-4695
NSN 6240-01-609-5860
NSN 5985-01-194-1812
NSN 6135-01-620-5244