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 5990-00-185-9586
NSN 5998-01-021-2427
NSN 6645-01-158-9413
NSN 6150-00-343-7404
NSN 6240-01-061-5122
NSN 5999-01-113-5820
NSN 5965-00-518-0958
NSN 2925-00-696-6278
NSN 5930-01-237-8412
NSN 5999-01-548-8917
NSN 5960-00-543-1956
NSN 6150-01-578-5298