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 5950-00-586-0761
NSN 6150-01-446-1167
NSN 6620-01-416-8461
NSN 6105-00-451-6563
NSN 6220-01-626-6426
NSN 7035-00-455-7666
NSN 6240-00-038-7540
NSN 5950-01-387-7011
NSN 5975-01-622-2423
NSN 5999-01-116-4501
NSN 5930-01-092-4088
NSN 6650-01-092-8435