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 5915-01-525-6504
NSN 5960-01-447-7074
NSN 6650-00-272-2271
NSN 5905-01-349-9502
NSN 5960-01-289-5272
NSN 5950-01-322-9759
NSN 6110-01-624-9680
NSN 5996-01-633-0192
NSN 5985-00-542-0597
NSN 5975-01-387-3405
NSN 6645-01-032-5337
NSN 5990-00-518-3195