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 5965-01-653-2843
NSN 5990-01-408-4188
NSN 5945-00-583-9552
NSN 6130-00-433-9029
NSN 6130-00-466-2019
NSN 7035-01-053-4769
NSN 5855-00-797-8217
NSN 6610-00-614-1703
NSN 6620-00-858-7317
NSN 5975-01-547-6599
NSN 6610-00-225-9886
NSN 5915-01-391-7830