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 5920-01-276-8831
NSN 6645-01-484-9847
NSN 6645-01-609-4545
NSN 5960-00-853-2598
NSN 5945-00-052-5911
NSN 5985-00-920-7864
NSN 6240-01-106-2447
NSN 6145-00-134-0841
NSN 6620-00-217-7576
NSN 5915-00-817-8314
NSN 6240-00-092-3186
NSN 5905-01-116-9985