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 5960-01-321-2750
NSN 5990-01-268-6767
NSN 5985-01-063-6636
NSN 5930-01-501-6037
NSN 5920-01-502-5838
NSN 5915-01-089-8809
NSN 6135-01-116-3385
NSN 6150-01-212-4344
NSN 6320-00-379-4695
NSN 6645-00-904-2754
NSN 5915-00-006-5403
NSN 5895-00-520-7791