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 5920-01-624-7882
NSN 5910-00-398-0930
NSN 5835-01-495-0595
NSN 6145-00-459-4899
NSN 5915-00-132-5531
NSN 6145-01-576-0394
NSN 5930-01-385-2521
NSN 5975-01-542-9444
NSN 2925-00-862-8550
NSN 6220-01-647-9134
NSN 6645-00-829-8868
NSN 5996-01-200-0363