Aeroquip 666 Hose

From $19.65 to $53.90
Description ID OD Max PSI Wgt/Ft Part No. Price Buy
Aeroquip 666 Hose.188.3121500.08
Aeroquip 666 Hose.250.3751500.09
Aeroquip 666 Hose.313.4661500.11
Aeroquip 666 Hose.406.5621500.14
Aeroquip 666 Hose.500.6561500.19
Aeroquip 666 Hose.625.7891000.24
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Aeroquip 666 medium pressure Teflon™ hose is widely used in aircraft applications handling fuel, oils, and other fluids. It is unaffected by all fuels, oils, alcohols, coolants, or solvents commonly use in aircraft. Construction of Aeroquip 666 hose is of spiral extruded Teflon™ resin for the inner tube with a reinforcement and outer cover of Type 300 Series stainless steel wire braid. The result is a lightweight hose able to withstand prolonged flexing and vibration under all service conditions. Aeroquip 666 hose is also use in hydraulic and pneumatic applications at pressures up to 1500 psi. Operating temperature is -65° to 450°F. Sold by the foot.
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Please note,'s personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Hi, I'm looking to change the fuel hose of my plane. I found the aeroquip 666 hose which is fitting to my specification. What hose fitting part numbers can be used on the Aeroquip 666 hose?

We have both re-useable and crimp on fittings available. Please see the Accessories tab on the web page to see and order the available fittings.

Q: Can this Aeroquip 6666 hose product be used in certified aircraft?

Yes, this hose can be used in certified aircraft.

Q: Does this hose comply with TSO-C53a Type D?

Yes, AE466 brown integral hose complies with TSO-C53a type D. The type D is Teflon® with firesleeve and brown falls under that.

Q: Can it be used with clamps?

No, the stainless wrap on the outside will not allow it to compress.

Q: What is the shelf life on this Aeroquip 666 hose?

Bulk teflon hose does not have a shelf life. Per Eaton, we still recommend customers replace Teflon hose-assy every 8-10 years like all other hoses.

Q: How are the end fittings attached? Special crimping device?

The F66000 fittings can be threaded on.