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 5925-01-533-8793
NSN 2925-01-254-3068
NSN 6650-01-005-8570
NSN 5895-00-276-7916
NSN 6135-01-342-3859
NSN 5895-01-245-2411
NSN 5930-01-574-9436
NSN 6650-00-864-0344
NSN 6645-00-279-1777
NSN 5990-01-533-1347
NSN 5895-00-799-3767
NSN 6620-00-270-3275