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 6145-01-288-2154
NSN 6240-01-124-9916
NSN 5925-01-161-3265
NSN 6320-01-592-4567
NSN 5930-01-038-5462
NSN 5855-01-485-3429
NSN 6645-01-342-1917
NSN 6620-00-140-4584
NSN 6650-01-348-2407
NSN 6105-01-476-1298
NSN 6320-01-448-6265
NSN 5935-00-683-7894