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Flush Fittings

Product catalog summary

Overview
This document provides technical specifications for flush fittings used in seat tracks, suitable for applications with low to medium loads. These fittings are designed to not protrude from the seat track and are available with both inch and metric threads, making them ideal for use in aircraft models such as the A400M and NH90.

Flush Fittings with Inch Thread

Single Stud Fittings: Available with #10-32 UNJF-3B thread, offering an ultimate load capacity of over 15.0 kN (3400 lbf). Made from heat-treated and zinc-plated alloy steel, weighing 9 grams.
Double Stud Fittings: Options include 1/4-28 UNJF-3B and 5/16-24 UNJF-3B threads, with ultimate load capacities ranging from 17.8 kN (4000 lbf) to 20.9 kN (4700 lbf). Constructed from forged steel 4140, heat-treated and zinc-plated, with weights between 20 to 26 grams.

Flush Fittings with Metric Thread

Single Stud Fittings: Available with MJ6x1 and MJ8x1 threads, offering an ultimate load capacity of over 17.8 kN (4000 lbf). Made from passivated CRES, weighing 11 grams.
Double Stud Fittings: Options include MJ5x0.8, MJ6x1, and MJ8x1 threads, with ultimate load capacities ranging from 15.0 kN (3350 lbf) to 30.0 kN (6750 lbf). Constructed from forged steel 4140, heat-treated and zinc-plated, with weights between 20 to 27 grams.

Installation and Load Specifications
All fittings are designed to be installed in heavy-duty tracks according to AS33601 standards, with appropriate fasteners. Load capacities are specified for individual application of forces.

Catalog excerpts

Flush Fittings Inch Thread Metric Thread Member of elleefe GROUP

Open the catalog to page 1

For all applications with low and medium loads requiring fittings that do not protrude out of the seat track. Available with inch and metric thread. Metric thread is ideal for applications in A400M and NH90. Flush fitting, single stud Seat Track Fittings 29

Open the catalog to page 2

■ ■ ■ Flush Fittings ■ Female Inch Thread For all applications with low and medium loads requiring fittings that do not protrude out of the seat track. Description Material Weight Single stud Alloy steel, 9 grs. thread lock -11 Thread #10-32 UNJF-3B Ultimate load: 1 FZ > 15.0 kN / 3400 lbf TRACK LEVEL Double stud Forged steel 4140, 20 grs. Thread heat-treated Ultimate load: 1 FZ > 17.8 kN / 4000 lbf per thread hole, total 35.6 kN / 8000 lbf Retainer: alloy steel, heat treated and zinc-plated Double stud Body: 22 grs. with retainer forged steel 4140 Thread 1/4-28 UNJF-3B Ultimate load: 1 FX >...

Open the catalog to page 3

Single stud Thread: -10 MJ6x1 -11 MJ8x1 MJ8x1 thread lock Ultimate load: 1 FZ > 17.8 kN / 4000 lbf CRES, passivated TRACK LEVEL Double stud Thread: 2x MJ5x0.8 Ultimate load: 1 FZ > 15.0 kN / 3350 lbf CRES, passivated Seat Track Fittings Double stud Thread: MJ6x1 Ultimate load: 1 FX > 10.0 kN / 2250 lbf Fy > 10.0 kN / 2250 lbf FZ > 20.0 kN / 4500 lbf Forged steel 4140, heat-treated and zinc-plated Double stud Thread: MJ8x1 Ultimate load: 1 FX > 20.0 kN / 4500 lbf Fy > 20.0 kN / 4500 lbf FZ > 30.0 kN / 6750 lbf Double stud Thread: 2 x MJ6x1 Ultimate load: 1 FZ > 17.8 kN / 4000lbf per thread hole...

Open the catalog to page 4

Flush Fittings

Flush Fittings

Catalog excerpts

All Allsafe GmbH & Co. KG catalogs and technical brochures