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 6150-00-692-4403
NSN 5999-00-890-8451
NSN 5935-01-533-9310
NSN 6130-01-558-8171
NSN 5950-01-295-7257
NSN 5930-01-145-7386
NSN 6240-01-244-3383
NSN 6645-00-547-4388
NSN 7035-01-229-8517
NSN 5945-01-083-2350
NSN 6105-01-410-8948
NSN 6105-01-435-2751