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 5985-01-353-5535
NSN 2925-01-463-8856
NSN 5990-01-369-6915
NSN 6610-01-028-7651
NSN 6610-01-415-1623
NSN 5920-01-303-6841
NSN 5965-01-626-5775
NSN 5945-00-126-1487
NSN 5935-01-176-9122
NSN 5945-00-106-5474
NSN 6220-00-269-4556
NSN 5935-00-871-3688