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 6105-01-375-3708
NSN 6130-00-912-0410
NSN 5920-01-470-0910
NSN 5960-01-207-9544
NSN 6620-00-947-3889
NSN 6650-00-307-3437
NSN 5960-01-485-2467
NSN 6135-00-087-5300
NSN 2925-00-351-1015
NSN 5935-01-309-0033
NSN 6105-00-903-2014
NSN 5855-01-040-3881