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 5930-01-075-2574
NSN 6645-01-170-7368
NSN 5915-00-165-2985
NSN 4140-00-015-6024
NSN 6610-01-514-7755
NSN 6110-00-914-2420
NSN 2925-01-208-6638
NSN 6620-00-980-8046
NSN 5910-00-111-1332
NSN 5945-00-839-7892
NSN 5996-00-560-7867
NSN 6645-00-482-2737