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MC0523098-1 (mc0523098-1--mas.jpg)
Part Number MC0523098-1

MC0523098-1, FUEL VENT LINE, LH-Std/Integral Cell

Part # MC0523098-1

FUEL VENT LINE, LH-Std/Integral Cell


$307.84 Retail Price: $334.83
In Stock

Product Details

Specifications

Approval
FAA PMA
Condition
New
Manufacturer
McFarlane Aviation
Dimensions
L: 23 x W: 5 x H: 1.5 in
Weight
0.175 lbs
Unit of Measure
Each
McFarlane Part Number
MC0523098-1

Product Description

Due to the size and shape of the fuel vent lines, this product cannot ship via USPS First Class Mail service.

 

Note: The check valve is not included with the fuel vent line.

Improved Fuel Vent Lines

Stops fuel waste!

  • Stops asphalt damage
  • Stops environmental damage
  • Fly with full tanks
  • Extends useful range
  • Pays for itself quickly at $5 per gallon
  • Adds value to your airplane
  • FAA-PMA direct replacement, no STC or 337 form needed

Instructions for Continued Airworthiness

Installation Details for Installing McFarlane Fuel Vent Lines

The fuel vent line on most Cessna single engine aircraft attaches to a check valve inside the tank to prevent fuel from flowing out of the vent line, but this valve has a weep hole that allows some fuel to pass to prevent pressurization of the fuel tanks. Unfortunately, this weep hole is much lower than the fuel level of a full tank. Fuel will continuously leak out of the vent line until the fuel level is below the weep hole. With the original vent line, you cannot fill the tanks without wasting a lot of fuel.

The Cessna heritage aircraft also have a tank interconnect vent line that allows fuel from both tanks to leak out of the vent. When parked on an unlevel surface, the fuel loss from these aircraft may be many gallons.

McFarlane has solved this problem with a redesigned vent line featuring a unique hump that rises above the top of the tank. Some fuel can still escape through the weep hole and out the vent to prevent pressurization of the fuel tanks. However, fuel will stop leaking once the pressure is relieved, and the tanks will remain full.

Convenient Kits
Kits with a new connection hose (where required) and rubber grommet are also available where applicable. Just add a "K" suffix to the part number.

Installation Tip:
Access to loosen to tighten the vent line in most of the Cessna aircraft is very tight because the tube flare nut ("B" nuts) sits partway in the wing rib. However, with the right wrench, you can normally loosen the nut from the under-wing inspection holes without removing the top tank access skin. The fitting in the tank has indexing flats and will normally not rotate while the tube flare nut is being loosened and re-tightened for the new line. Use caution in starting the nut as the tank fitting is a welded assembly with soft aluminum. Be sure not to cross-thread or over tighten the nut as you can easily strip the threads on this fitting.

WARNING: Cancer and/or Reproductive Harm - California Proposition 65 Resources

Eligible Aircraft
Make Model Start S/N End S/N Quantity Per Aircraft Location Comment Eligibility Chart
Cessna 172P172PS/N 17274010 – 1727665417276654Quantity Per Aircraft 1Location LEFT FUEL CELLComment INTEGRAL FUEL CELLEligibility Chart 6219
Cessna 172Q172QS/N 17275869 – 1727621117276211Quantity Per Aircraft 1Location LEFT FUEL CELLComment INTEGRAL FUEL CELLEligibility Chart 6219
Cessna 172RG172RGS/N 172RG0001 – 172RG1191172RG1191Quantity Per Aircraft 1Location LT FUEL TANKComment Eligibility Chart
Cessna 172RG172RGS/N 172RG0001 – 172RG1191172RG1191Quantity Per Aircraft 1Location LEFT FUEL CELLComment Eligibility Chart 6219
Cessna F172PF172PS/N F17202040 – F17202254F17202254Quantity Per Aircraft 1Location LEFT FUEL CELLComment INTEGRAL FUEL CELLEligibility Chart 6219
Cessna FR172KFR172KS/N FR17200631 – FR17200675FR17200675Quantity Per Aircraft 1Location LEFT FUEL CELLComment Eligibility Chart 6219
Cessna R172KR172KS/N R1722930 – R1723454R1723454Quantity Per Aircraft 1Location LEFT FUEL CELLComment Eligibility Chart 6219
Cross Reference

Reference only: Please verify the product is eligible for your aircraft before adding to your cart.

  • 0523098-1
FAQs

How do I keep contaminants out of my fuel system?

The fuel selector valve works in unscreened fuel. Contaminated fuel can cause selector valve seal damage. When fueling from possibly contaminated fuel sources McFarlane recommends the use of a fuel filter, such as Mr. Funnel or another filtering device, to reduce trash in the fuel system.

I installed the correct fuel vent line per your eligibility and it isn’t fitting, what is the problem?

Do you have aftermarket Monarch fuel tanks installed? We have received customer feedback stating that when Monarch or other aftermarket fuel tanks are installed, McFarlane’s fuel vent line does not fit. There is nothing we can do to solve that issue. McFarlane’s fuel vent lines fit well when OEM fuel tanks are installed. Please review the Installation Tips for McFarlane Fuel Vent Lines.

Why does my new fuel vent line appear to be slightly shorter or longer than the original?

Over the years, there were some variations in the original vent lines from Cessna, and variations in the location of the exit hole in the wing. The vent line can be bent a little for proper fit. See the Installation Tips for McFarlane Fuel Vent Lines.

Do you have any advice for installing a McFarlane fuel vent line?

Documents

Instructions for Continued Airworthiness

Installation, Use, and Maintenance Instructions

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