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 6130-00-111-0396
NSN 6320-01-039-5891
NSN 5998-01-360-4091
NSN 4140-01-410-8615
NSN 5965-01-289-6436
NSN 5990-00-132-2680
NSN 5996-01-475-3592
NSN 6320-00-583-3105
NSN 6645-01-242-9699
NSN 5925-00-965-7668
NSN 6220-01-367-3658
NSN 5999-01-146-4718