Fuel Quantity Indicating Systems

Circular - Cable Assemblies
CN1036 series

The Cinch Advantage

Cinch is the original equipment manufacturer of high performance wire harness assemblies qualified for the critical application of aircraft Fuel Quantity Indicating Systems (FQIS).

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100 Years of Reliability

As a global leader, Cinch has provided superior performance and long term reliability for over 100 years.

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Fast Quotes. Rapid Delivery.

Cinch is committed to excellent service and rapid turnaround on quotes and delivery.

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Expert Engineers

Cinch has an experienced engineering and manufacturing team.

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In-House Testing & Certification

Our on-site laboratory is equipped to perform development, qualification and testing certification.

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Built Worldwide

Cinch is a multi-national manufacturer with state of the art facilities throughout the world.

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Aftermarket Support

Single-point aftermarket support for fast C-Spares and OEM replacement solutions.

FQIS Harness Features and Benefits

  • Gas tight crimp and solder termination to enhance electrical conductivity and prevent corrosion.
  • Superior insulation for increased durability and environmental protection.
  • Lightweight hermetically sealed spar connectors.
  • Cinch feed through connectors reduce replacement and repair downtime.
  • Modular harness design increases ease of installation.
FQIS Harness

Spares Directly from the Source

This Aftermarket Program offers a turn-key solution for commercial aerospace customers. We provide a single point of contact for reliable, high-quality OEM products, with quick turnaround to keep your aircraft in flight.

C-Spares Program

Specialized Applications

  • In-tank qualified harnesses feature aluminum shell hermetic receptacles.
  • Shielded and grounded out-tank harnesses and bussing plugs.
  • Custom designed products with high reliability configurations in harsh environments.

FQIS Series Breakdown

* Part prefix, actual part number with a one, two or three digit suffix
Cinch Series * Boeing Series * Aircraft
CN0940 Series 10-60479- Boeing 707, 720, 727, and 737
CN0945 Series 10-61757- Boeing 727
CN0946 Series 10-61827- Boeing 737
CN0941 Series 60B40037- Boeing 747 Classic
CN0958 Series 60B40147- Boeing 747 Classic
CN1159 Series S283A202- Boeing 737NG and 737 Max
CN1156 Series S283T025- Boeing 757 and 767
CN1036 Series S283U007- Boeing 747-400 and 747-8

Certified Quality Management System

ISO9001
AS9100
Certificate of Compliance
BQMS D6-82479 Approved
FAA Form 8130-3 Airworthiness Approval Tag
Need Additional Information? Contact Cinch for the necessary documentation to support aircraft Fuel Quantity Indicating System (FQIS) wire harness applications. Service Bulletins and Airworthiness Directives (AD’s) issued by the FAA.

Our team can provide a complete parts listing by aircraft for your replacement, upgrade and retrofit needs, as well as an extensive inventory of current & post production Boeing aircraft models.

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