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 5998-01-482-0392
NSN 6150-01-420-7850
NSN 5998-00-721-4701
NSN 5855-01-379-9605
NSN 6135-00-816-9052
NSN 7035-01-270-0325
NSN 6105-01-590-1678
NSN 7035-00-834-2090
NSN 6645-00-140-5173
NSN 5985-01-198-5146
NSN 6130-00-275-4399
NSN 6320-00-433-2773