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 6610-01-632-2449
NSN 6150-00-051-4396
NSN 5960-00-930-2285
NSN 6240-01-135-8715
NSN 6130-00-403-3585
NSN 5905-01-251-7450
NSN 6645-00-066-6868
NSN 6145-01-445-9788
NSN 5930-00-403-3279
NSN 5855-01-614-4678
NSN 6685-01-185-5554
NSN 5945-00-753-5127