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 6650-00-629-8027
NSN 5985-01-254-2623
NSN 6150-01-391-2614
NSN 6240-01-322-7465
NSN 5835-00-503-2608
NSN 6685-00-759-9801
NSN 6130-01-471-6559
NSN 6220-01-398-7372
NSN 6240-00-064-0182
NSN 5985-00-942-9502
NSN 5985-01-148-9942
NSN 5998-00-509-1070