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 6110-01-179-3669
NSN 5996-01-499-6817
NSN 6610-00-331-3460
NSN 4140-01-318-4888
NSN 5920-01-035-5456
NSN 4140-00-142-2491
NSN 5975-00-776-4604
NSN 6620-00-167-0524
NSN 5910-01-359-3284
NSN 6110-01-486-7447
NSN 6130-01-468-7377
NSN 5996-00-889-8825