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 6240-00-925-4662
NSN 5935-00-529-0921
NSN 5998-01-288-0572
NSN 2925-01-652-7564
NSN 2925-00-574-8796
NSN 5998-00-324-0878
NSN 5835-00-005-7909
NSN 5998-01-480-4955
NSN 6650-01-037-1948
NSN 5835-01-466-5496
NSN 5915-00-935-4984
NSN 5996-01-244-3450