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SPHERICAL COMPOSITE FIREWALL FITTING - SS PRESSURE PLATE - METAL TTP-4100

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Overview

The 4100 series firewall fitting has a 1 inch steel ball held in place by 1 4130 steel pressure plate. It requires only one hole in the firewall and has a swivel angle up to 50 degrees from straight. It is held onto the firewall with one 1 5/16 steel nut and stainless steel washer. This fitting is for a composite firewall and the body has a reach of 0.500, 0.750 or 1.000.

Assembly weighs only 1.8oz-2.6oz (.11lb-.16lb) depending on ball hole size.

Ball hole sizes available are .125, .188, .218, .240, .250, .260, .312, .330, .375, .438, .500, .562 and .750.

Meets FAR 23.1191 and AC 20.135 requirements.

Order example: TTP-4100-75-125 (.75 body length with a .125 ball hole)
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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: Is the unthreaded portion of the body the same for the 0.500, 0.750 or 1.000?

No, they will be slightly larger for each size you go up so that you have more space for mounting.

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