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 6130-01-343-1537
NSN 5965-01-623-3674
NSN 5996-01-633-7979
NSN 6220-01-514-7024
NSN 5855-01-600-2997
NSN 5835-00-180-7555
NSN 5985-00-105-2165
NSN 5910-01-062-0518
NSN 5999-01-619-1359
NSN 2925-01-648-6859
NSN 6685-01-135-9810
NSN 5930-00-504-0151