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 4140-01-632-0440
NSN 7035-00-096-9986
NSN 5835-01-087-9515
NSN 5930-01-577-5937
NSN 5950-01-424-7267
NSN 6240-00-269-3346
NSN 5935-01-274-7877
NSN 5985-01-415-6259
NSN 5998-01-442-5829
NSN 5960-00-857-2421
NSN 6145-01-047-8120
NSN 5950-01-442-9335