DuraDEF™ Nozzle

for DEF/AdBlue®

The FLEX-ING™ brand DuraDEF™ nozzle features a specially encapsulated aluminum casting that makes it lightweight yet completely compatible with DEF (Diesel Exhaust Fluid)/AdBlue®. This nozzle provides the performance and construction specifications required for DEF/AdBlue® delivery with a lightweight, more user-friendly design.



  • High strength aluminum body and stainless steel spout.
  • Protective vinyl scuff guard available in green, yellow, red, blue, black and light blue to match station branding.
  • Available with or without hold-open clip.
  • Internal components are manufactured from stainless steel or plastic for full DEF/AdBlue® compatibility.
  • Sealed in a plastic bag to ensure no contamination.
  • Meets all required specifications set by ISO 22241 for DEF/AdBlue® delivery.


  • Inlet: ¾” BSPP
  • Spout: 19mm stainless steel
  • Seals: Viton A
  • Packing: PTFE
  • Poppet disc: Viton A
  • Weight / length / height: 2.5 Lbs. / 13.5″ / 9″
  • Body casting: Coated aluminum
  • Handguard: Nylon
  • Vac cap: Nylon
  • Lever: Electroless nickel plated steel & nylon
  • Scuff guard: Vinyl
  • Body cap: Coated zinc

Order Info

Model Description
DURADEF-LB Light Blue DuraDEF nozzle with locking clip
DURADEF-LB-O Light Blue DuraDEF nozzle without locking clip