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 6650-00-077-0638
NSN 6150-00-364-1948
NSN 6105-01-347-4477
NSN 7035-01-161-9878
NSN 5935-01-162-5755
NSN 6610-01-364-8295
NSN 6145-01-646-0548
NSN 5985-00-548-8511
NSN 6645-00-262-7448
NSN 5996-01-626-7912
NSN 4140-01-037-7245
NSN 5950-01-288-0564