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 2925-01-547-4565
NSN 5855-01-175-3990
NSN 5835-00-233-6327
NSN 5998-01-440-0664
NSN 6105-00-686-4768
NSN 5960-00-553-7338
NSN 5910-00-893-8652
NSN 6130-00-833-7763
NSN 6620-00-854-5024
NSN 5910-01-556-8008
NSN 5920-01-309-9216
NSN 5965-00-168-4311