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 5990-01-112-2374
NSN 6135-01-567-0739
NSN 5960-01-316-6563
NSN 5925-01-223-6382
NSN 6645-01-549-8910
NSN 5945-00-692-2183
NSN 6685-01-631-3278
NSN 5998-01-211-5389
NSN 5960-00-274-4188
NSN 6220-01-351-1555
NSN 5855-01-294-2804
NSN 6110-01-446-7126