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 6645-01-116-0750
NSN 5950-01-634-0677
NSN 5855-01-267-2751
NSN 2925-01-525-6495
NSN 5915-00-067-5756
NSN 6620-01-168-8450
NSN 5998-01-054-4459
NSN 6610-01-193-8861
NSN 6645-01-365-6711
NSN 5855-01-321-3881
NSN 5855-01-110-9564
NSN 5996-00-846-3300