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 4140-01-218-2476
NSN 6220-00-679-5629
NSN 4140-01-511-2674
NSN 5905-00-466-3619
NSN 5930-01-556-6394
NSN 6150-01-321-4295
NSN 5965-01-525-7513
NSN 5945-01-422-3233
NSN 5835-01-137-6075
NSN 6130-00-971-5812
NSN 6610-00-986-2095
NSN 5945-01-431-5195