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 5990-00-099-0822
NSN 5920-01-572-2666
NSN 6130-01-416-5044
NSN 6110-01-433-2694
NSN 5910-01-141-0470
NSN 5935-01-233-4106
NSN 5925-00-452-1270
NSN 5960-01-059-6300
NSN 5930-00-910-2865
NSN 5960-01-074-6110
NSN 6620-01-653-9727
NSN 7035-01-476-2138