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 6110-00-082-0268
NSN 6130-01-581-5548
NSN 6110-01-471-3364
NSN 6610-00-176-5486
NSN 5960-01-029-1548
NSN 5920-01-203-3915
NSN 5920-00-891-2771
NSN 6240-00-056-1571
NSN 5935-00-840-1555
NSN 5985-00-795-6957
NSN 5925-01-197-5846
NSN 5990-01-268-4268