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 6650-01-537-6906
NSN 6150-01-585-9458
NSN 5985-01-414-4641
NSN 6130-01-146-0861
NSN 6320-00-593-0379
NSN 6240-01-380-2127
NSN 4140-01-025-1555
NSN 6645-01-575-2297
NSN 4140-01-068-8513
NSN 6320-00-506-2314
NSN 5855-01-062-5655
NSN 5999-01-264-8560