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SPHERICAL FIREWALL FITTING - SS
PRESSURE PLATE - TTP 4200

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Overview

The 4200 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.

This fitting is for a steel/stainless steel firewall.

Assembly weighs only 1.8oz-2.5oz (.11lb-2.5lb) 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-4200-125 (.125 ball hole size)

Features

  • Accommodates steel firewalls up to 0.040" thickness
  • Eleven standard ball hole sizes stocked: .125", .188", .218", .240", .250", .260", .312", .375", .438", .500", .562".
  • Pressure plate hardened to 150,000 PSI for stiffness
  • Retained with all-steel locking nuts
  • Components plated to ASTM F1941-00 specifications
  • Through-body maximum clearance of 0.925"

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