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 5935-01-353-6216
NSN 5960-01-632-6576
NSN 6645-01-215-0617
NSN 5920-00-398-0766
NSN 5985-01-535-4703
NSN 5920-00-442-9358
NSN 7035-01-417-6261
NSN 6130-01-433-4357
NSN 6145-00-950-4922
NSN 6220-01-392-8376
NSN 6105-00-249-5542
NSN 6620-01-468-3826