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 6620-00-479-9425
NSN 5835-01-468-4210
NSN 5905-01-123-8453
NSN 5925-00-158-5297
NSN 6150-01-462-1824
NSN 5915-00-288-0071
NSN 5945-01-181-5586
NSN 6645-01-268-3809
NSN 4140-01-412-9420
NSN 5855-01-338-1718
NSN 5925-01-634-0664
NSN 5990-01-411-5930