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 6220-01-620-8376
NSN 5925-01-393-1441
NSN 5935-00-710-1717
NSN 5920-01-027-0660
NSN 6240-00-827-0889
NSN 2925-01-196-6187
NSN 6610-00-846-4525
NSN 5945-00-840-5256
NSN 5945-00-983-5984
NSN 5920-00-221-0877
NSN 6610-01-223-8179
NSN 5920-00-276-8657