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 5920-00-243-9506
NSN 6645-01-406-6077
NSN 5925-01-145-5330
NSN 5855-00-902-3069
NSN 6240-01-270-5998
NSN 5905-01-488-5662
NSN 7035-01-607-0415
NSN 6135-01-014-9755
NSN 6220-01-158-5956
NSN 5895-00-707-6663
NSN 5945-00-203-5575
NSN 4140-01-406-8169