Page 91 - Piper PA-20 Interactive Digital Parts Catalog

INSTRUMENT PANEL INSTALLATION,
DIRECTIONAL GYRO AND GYRO HORIZON, SECTION IV
1952 AND 1953 MODELS Cockpit Group

Figure Model
& Index Part Number Code Nomenclature # Req. PA-20 PA-22
Number ‘50 ‘51 ‘52 ‘53 ‘54 ‘51 ‘52 ‘53 ‘54 Price
20-14 11987-51 C LINE ASSEMBLY – Venturi to suction regulating 2 x x x x x x x NM!
valve
-15 402X6 C ELBOW – Venturi to line (W/H 400 x 6) 2 x x x x x x x 7.94
-16 13160-00 C PLATE – Venturi mounting 2 x x x x x x x NM!
-17 4INCH-VENTURI C VENTURI ASSEMBLY – 4” (751 134) 2 x x x x x x x 78.82
-18 13794-00 B PLATE – Mounting, gyro horizon 1 x x x x NM!
-19 13640-02 B PANEL – Cover, instrument (Used when gyro 1 x x x x NM!
horizon is equipped with cageing knob)
13640-00 A PANEL – Cover, instrument, gyro horizon 1 x x NM!
13640-03 PANEL – Cover, instrument (Used when gyro 1 x x NM!
horizon is not equipped with cageing knob)
-20 3152X2 PLUG – Suction valve (Used when directional 1 x x x x x x x 1.42
gyro only installed)
-21 13795-00 B PLATE – Mounting (Will accommodate (2) two 1 x x x x NM!
“AN” size instruments (Used when gyro-
horizon not installed)

-22 13793-00 B PANEL – Cover (When gyro-horizon not 1 x x x x NM!
installed)
-23 13785-03 B PANEL ASSEMBLY – Instrument 1 x x x x NM!
13639-03 A PANEL ASSEMBLY – Instrument 1 x x NM!

A – Used on PA-20 airplanes with serial numbers 20-812 to 20-902 inclusive, 20-904, 20-905, 20-907, and 20-908; and on PA-22 airplanes with
serial numbers 22-354 to 22-634 inclusive, 22-636, 22-638, 22-639, 22-641, 22-643, 22-645, 22-646, 22-649, 22-650, 22-651, 22-652, 22-653,
22-655, 22-656 and 22-658.
B – Used on PA-20 airplanes with serial numbers 20-903, 20-906, 20-909 and up; and on PA-22 airplanes with serial numbers 22-635, 22-637,
22-640, 22-642, 22-644, 22-647, 22-648, 22-654, 22-657, 22-659 and up.
C – Not used when vacuum pump is installed.

Date of Issue – March 1954 63