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 5935-00-142-3685
NSN 6110-01-418-0802
NSN 5950-01-157-9482
NSN 5835-01-303-6563
NSN 6220-00-988-5311
NSN 5855-01-657-7657
NSN 5996-00-277-7384
NSN 6105-01-258-4110
NSN 5998-01-306-1489
NSN 5990-01-525-2250
NSN 6650-00-044-1933
NSN 6135-01-186-4010