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 5930-00-252-7049
NSN 5990-01-161-4625
NSN 5930-01-158-8241
NSN 5930-01-005-0409
NSN 5855-01-508-4654
NSN 5965-01-628-3180
NSN 5990-01-116-2181
NSN 6150-01-464-9049
NSN 6150-01-422-6944
NSN 5920-00-382-8849
NSN 5905-00-960-7643
NSN 6220-01-398-8937