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 6645-01-076-4655
NSN 6610-01-544-1168
NSN 5950-00-536-3991
NSN 6240-01-576-4297
NSN 6645-00-533-8037
NSN 6130-01-477-8066
NSN 2925-00-233-5644
NSN 5985-01-645-5000
NSN 6240-01-162-2411
NSN 5910-00-711-0825
NSN 5930-01-469-1565
NSN 5920-01-408-0658