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 5996-00-578-9092
NSN 5935-01-288-3250
NSN 4140-01-501-6031
NSN 5930-01-180-9062
NSN 5855-00-532-0025
NSN 4140-01-414-5320
NSN 6645-01-283-5387
NSN 6135-01-544-8463
NSN 5975-00-185-5243
NSN 6320-00-481-7291
NSN 5930-01-429-2820
NSN 5960-01-439-9517