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 6135-00-767-0331
NSN 6145-00-106-0611
NSN 5985-01-206-7511
NSN 6150-00-498-2280
NSN 6145-01-247-6741
NSN 6130-01-495-0740
NSN 5915-00-291-3736
NSN 5925-00-862-0142
NSN 5920-01-480-2575
NSN 7035-01-653-8015
NSN 5930-01-563-2970
NSN 5920-01-100-3018