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 5945-01-067-9527
NSN 5935-01-169-4227
NSN 5990-00-187-5249
NSN 4140-00-152-7092
NSN 6650-00-187-5388
NSN 5960-00-518-8204
NSN 7035-01-492-0419
NSN 6220-01-492-6920
NSN 6105-00-837-0707
NSN 6650-01-539-4720
NSN 6650-01-024-9554
NSN 5895-01-525-7645