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 5998-01-448-6535
NSN 5990-01-255-7387
NSN 6685-01-301-6201
NSN 6240-00-443-4944
NSN 5985-00-534-1409
NSN 6130-01-196-6392
NSN 6110-01-509-5986
NSN 4140-00-342-2979
NSN 2925-01-301-1727
NSN 5945-00-848-2576
NSN 6645-01-563-0441
NSN 5975-01-094-6806