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Ref. No.: IS0 / R 103 - 1959 (E)
IS0
I N T E R N AT I O NA L ORGAN I2 AT I O N
F O R S TA N DARD I2 AT I ON
IS0 RECOMMENDATION
O
SIZES AND MOUNTING DIMENSIONS
OF AIRCRAFT INSTRUMENT CASES
(REAR- M O U NTI N G TYPE)
1 st E D IT1 O N
February 1959
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COPYRIGHT RESERVED
The copyright of IS0 Recommendations and IS0 Standards
IS0 Member Bodies. Reproduction of these
belongs to
documents, in any country, may be authorized therefore only
by the national standards organization of that country, being
a member of ISO.
For each individual country the only valid standard is the national standard of that country.
Printed in Switzerland
Also issued in French and Russian. Copies to be obtained through the national standards organizations.
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BRIEF HISTORY
The IS0 Recommendation R 103, Sizes and Mounting Dimensions of Aircrap Instrument
Cases (Rear-Mounting Type), was drawn up by Technical Committee ISO/TC 20, Aircraft,
the Secretariat of which is held by the British Standards Institution (B.S.I.).
This IS0 Recommendation is based on proposals made by the French Member Body
and adopted by the Technical Committee during its third meeting, held in Amsterdam,
in November 1953. The following Member Bodies took part in this meeting:
Belgium Italy Switzerland
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France Netherlands United Kingdom
On 31 October 1956, the Draft IS0 Recommendation proposed by ISO/TC 20 was
distributed to all the IS0 Member Bodies and was approved, subject to some minor
amendments, by the following 21 (out of a total of 38) Member Bodies:
*Belgium Ireland Portugal
Romania
Bulgaria Italy
*Finland Japan Spain
"Sweden
France "Mexico
Netherlands "Union of South Africa
Germany
...