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 6645-00-451-6462
NSN 5996-01-060-2845
NSN 6620-00-912-0255
NSN 6130-01-081-5679
NSN 4140-01-447-3141
NSN 6240-01-578-0321
NSN 6110-01-116-4251
NSN 5905-01-359-3041
NSN 5935-01-658-7755
NSN 5998-00-980-3063
NSN 5925-01-310-5729
NSN 5920-01-568-0720