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 6240-01-210-8467
NSN 6130-00-106-2656
NSN 5925-00-521-2527
NSN 6135-00-078-9931
NSN 5905-00-189-0719
NSN 6620-00-799-4244
NSN 5985-01-005-3736
NSN 5895-01-160-6599
NSN 5945-00-609-6961
NSN 5999-01-290-8856
NSN 7035-01-525-7673
NSN 6685-01-078-3144