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 5895-00-460-7817
NSN 5945-01-441-1861
NSN 5905-00-173-7310
NSN 5930-01-377-2069
NSN 7035-01-567-2718
NSN 6130-01-634-0603
NSN 5930-01-206-5559
NSN 6220-01-228-9583
NSN 6220-01-222-0724
NSN 6610-01-316-8902
NSN 5925-01-533-9805
NSN 2925-01-650-3412