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 5975-01-391-7803
NSN 7035-01-049-6776
NSN 5996-01-083-0642
NSN 2925-00-167-6762
NSN 5998-01-476-5369
NSN 5998-01-502-9880
NSN 5998-01-424-0464
NSN 6650-00-731-8388
NSN 5950-00-481-4030
NSN 5935-00-381-5772
NSN 5925-00-484-4566
NSN 5985-01-175-7329