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 5930-01-411-9953
NSN 5925-01-121-2279
NSN 6135-01-148-8531
NSN 5920-01-168-7810
NSN 5998-00-625-7224
NSN 5975-01-074-4539
NSN 5915-00-518-6936
NSN 5930-01-065-2286
NSN 5999-01-257-3601
NSN 5835-00-137-7497
NSN 6130-01-583-9874
NSN 5960-01-413-3877