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 5915-00-233-6346
NSN 6685-00-959-6767
NSN 5985-01-329-7873
NSN 6135-01-142-2417
NSN 5998-01-269-4297
NSN 6645-00-070-0896
NSN 5960-01-399-4327
NSN 6130-01-398-9882
NSN 6620-01-352-5640
NSN 5915-01-485-0222
NSN 6150-01-264-9637
NSN 5945-01-383-8310