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 5895-01-374-2812
NSN 5920-01-268-5483
NSN 6220-01-593-0061
NSN 6645-00-901-9281
NSN 6610-00-348-2378
NSN 7035-01-619-5073
NSN 5965-01-274-7933
NSN 5950-00-618-6137
NSN 5910-01-265-8620
NSN 5855-01-027-1571
NSN 6610-01-542-9725
NSN 5990-01-633-9503