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 6145-00-052-9658
NSN 6650-00-762-0267
NSN 5910-00-388-6737
NSN 7035-01-386-5722
NSN 5915-01-106-8549
NSN 6620-00-104-6937
NSN 5930-00-073-6549
NSN 6320-00-036-3688
NSN 5996-00-014-2381
NSN 6150-01-003-9579
NSN 5930-01-492-6505
NSN 5950-01-397-2198