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 5905-00-464-2484
NSN 5920-01-017-5438
NSN 5945-00-375-6647
NSN 2925-01-504-3058
NSN 5930-00-146-5148
NSN 6135-00-539-8088
NSN 5930-01-601-4443
NSN 5895-00-848-9138
NSN 5965-00-075-1485
NSN 5930-01-034-6114
NSN 6135-01-379-0393
NSN 5855-01-634-0259