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 5998-01-370-4976
NSN 5985-01-504-7025
NSN 5915-01-581-1102
NSN 6145-01-485-4690
NSN 5975-00-343-0370
NSN 2925-01-376-9236
NSN 5855-01-346-7682
NSN 2925-00-139-3231
NSN 6620-01-332-7760
NSN 6650-01-399-8552
NSN 5835-01-092-6759
NSN 5975-00-133-9064