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 5960-01-558-7787
NSN 5930-01-291-6719
NSN 5835-01-123-4526
NSN 2925-01-144-7106
NSN 6620-01-571-7727
NSN 5998-00-279-4071
NSN 7035-01-461-9766
NSN 5950-00-776-1746
NSN 6135-01-231-4809
NSN 5835-01-447-2544
NSN 5960-00-860-7709
NSN 6320-00-174-1362