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 6130-01-069-2514
NSN 2925-01-618-5706
NSN 6650-00-684-3060
NSN 5935-01-611-6512
NSN 6685-00-561-5722
NSN 7035-01-440-7055
NSN 6135-01-413-4747
NSN 5990-00-450-9872
NSN 6620-01-633-8443
NSN 6650-00-561-3762
NSN 6145-00-448-1636
NSN 5960-00-591-2235