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Hegar Master Cylinder Complete - Heel Type

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Part# 06-00328
MFR Model# 3700 1/2 BORE


Heel operated master cylinder, 1/2" bore (standard). Designed for single braking operation for either right or left side.
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  • Aprox total length x hight: 6-1/4" x 3"
  • Heel Pad Width: 2"
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Please note, Aircraft Spruce'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. Aircraft Spruce 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: What are the dimensions of 06-00328? Is there a left and right side?

These are approximately 6-1/4" long, 2" width (HEEL PAD), 3" height. There is no left or right, they are all the same.

Q: What is the weight of each Hegar master cylinder (no fluid) for part # 06-00328?

Per the supplier: 10.1 ounces.

Q: Does this cylinder have an integral reservoir or is there an extra line fitting on the end that's not visible in the image?

Yes, this has an internal reservoir.

Q: Do these use aviation brake fluid, or automotive?

You would need to use Automatic Transmission Fluid (ATF) with this.

Q: Is this product shipped with the o rings not installed?

The o-rings are installed.

Q: What is the type and size of the fitting exiting the master cylinder?

3/16 tube size

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