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 5950-00-346-4355
NSN 5960-01-142-1995
NSN 5975-01-490-7775
NSN 6110-01-443-3279
NSN 5945-01-590-7521
NSN 5996-01-391-8033
NSN 5855-00-763-2155
NSN 6150-01-244-6997
NSN 5905-01-521-0275
NSN 2925-00-159-9003
NSN 6240-00-526-0243
NSN 5985-01-545-2549