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 5965-00-886-8511
NSN 2925-01-381-5307
NSN 5920-00-359-9771
NSN 5998-01-501-5450
NSN 6240-01-556-7096
NSN 7035-00-009-8705
NSN 5985-00-918-2383
NSN 5975-01-134-5302
NSN 5975-00-432-0681
NSN 5985-01-317-3143
NSN 5998-00-767-6229
NSN 6135-01-371-9209