ISO/R 45:1957

Title missing - Legacy paper document

ISO/R 45:1957

Name:ISO/R 45:1957   Standard name:Title missing - Legacy paper document
Standard number:ISO/R 45:1957   language:English language
Release Date:31-Dec-1956   technical committee:ISO/TMBG - Technical Management Board - groups
Drafting committee:ISO/TMBG - Technical Management Board - groups   ICS number:
I
UDC 629.13 : 621.643.4 Ref. NO. : lSO/R 45 - 1957 (E)
IS0
INTERNATIONAL ORGANIZATION FOR STANDARDIZATION
IS0 RECOMMENDATION
c
R 45
AIRCRAFT PRESSURE REFUELLING CONNECTIONS
Is' EDITION
July 1957
COPYRIGHT RESERVED
IS0 Standards
The copyright of IS0 Recommendations and
belongs to IS0 Member Bodies. Reproduction of these
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
Copies to be obtained through the national standards organizations.
Also issued in French and Russian.

---------------------- Page: 1 ----------------------
ISO/R 45 - 1957 (E) .
IS0 Recommendation R 45 July 1957
AIRCRAFT PRESSURE REFUELLING CONNECTIONS
The basic dimensions of aircraft pressure refuelling connections are shown
in the figures and the table below.
--
Y-
-2-

---------------------- Page: 2 ----------------------
ISO/R 45 - 1957 (E)
Dimen,
Dimen-
Millimetres
Inches Millimetres Inches
sions sions
0.015 max. 0.38 max.
r
2.25 min. 57.2 min.
0.010 min. 0.25 min.
+0.010 +0.25
2.50 63.5 0.016 max. 0.4 max.
r1
-0 -0
$0.8
+0.005 +0.127
0.242 ' 6.1
3.00 76.2
i
-0 -0 -0
-0
0.333 max. 8.5 max.
3.495 max. 88.773 max.
k(4)
+O
36.525 1 12.7 +O
1.438
-0.032, - 0.8
m 0.090 f 0.010 ' 2.2910.25
0.570 max. 14.47 max.
+O
+O
n 3.995 +O 101.5 +O
6-274 -0.127 -0.057 , -1.4
-0.005
+0.010
6.35 3.495 +O ; 88.8 +O
0.25
o(5)
-0.052 -1.3
-0 -0
0.031 0.787
(l) These diameters to be concentric within 0.005 in (0.127 mm). Full indicator reading.
(2) Minimum valve travel.
(3) This represents an envelope into which no portion of the aircraft unit may project.
(4) Optional for manufacturing.
(6) The negative tolerance is not applicable beyond the depth
...

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