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 6150-01-592-3417
NSN 6135-00-889-1485
NSN 5915-01-418-6985
NSN 6685-00-844-4606
NSN 6130-01-203-8971
NSN 5920-01-240-2362
NSN 6320-00-115-0883
NSN 5945-01-583-6681
NSN 6320-01-436-9228
NSN 5990-01-621-6969
NSN 6240-01-523-2835
NSN 5999-01-584-5810