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 5950-01-173-8112
NSN 5855-01-556-0263
NSN 5910-01-071-7763
NSN 6610-01-390-6925
NSN 6685-01-425-2768
NSN 5935-01-564-5360
NSN 5998-01-090-0724
NSN 5985-01-408-5284
NSN 6320-00-433-2773
NSN 6220-01-626-6426
NSN 2925-00-497-7808
NSN 5905-00-221-1043