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 6145-01-607-8648
NSN 5960-01-217-1479
NSN 7035-00-020-2227
NSN 6130-01-489-6141
NSN 5895-01-047-9835
NSN 5895-01-487-0235
NSN 6150-01-059-4753
NSN 5915-01-543-9734
NSN 6240-01-333-1996
NSN 6150-01-380-9497
NSN 6110-00-924-1145
NSN 6150-01-484-3418