AS85049/11 and MS3437B
Straight Environmental Backshell
Superseded
PART NUMBER
CONNECTOR DESIGNATOR:
Basic
Part Number
Dash Number
(Table II)
AS50151 Series AS34001
MIL-DTL-26482 Series II
AS81703 Series III
MS3437B 21 N
MIL-DTL-83723 Series I & III
40M39569, DEF 5326-3, EN 2997
EN 3646, ESC 10, ESC 11, LN 29504
NFC93422 Series HE302
M85049/11 - 21 N
Basic
Part No.
Dash
No.
A
Finish
(Material is Aluminum Only)
Finish / Material
B = Black Cadmium / Stainless Steel
N = Electroless Nickel / Aluminum
S = Passivated / Stainless Steel
W = 1,000 Hr. Cadmium Olive Drab
over Electroless Nickel / Aluminum
X = Nickel Fluorocarbon Polymer
Y = Pure Dense Electrodeposited Aluminum
Z = Zinc Nickel
PAN 6432-1, PAN 6432-2, PATT 602
A = Cadmium Olive Drab over Nickel
C = Cadmium Olive Drab
N = Electroless Nickel
37
TABLE I: Shell Size and Dimensions
Shell
Size
A Thread
Class 2B-LH
C Dia
Max
3
.562 - 24 UNEF
.500 - 20 UNF
.625 - 24 UNEF
.750 - 20 UNEF
.875 - 20 UNEF
.669 (17.0)
.617 (15.7)
.734 (18.6)
.858 (21.8)
.984 (25.0)
APPLICATION NOTES
8
1.
For complete dimensions
see the applicable Military
Specification.
10
12
14
16
18
20
22
24
28
32
36
40
44
48
61
2.
3.
Metric dimensions (mm) are
in parentheses.
1.000 - 20 UNEF 1.112 (28.2)
1.062 - 18 UNEF 1.218 (30.9)
1.188 - 18 UNEF 1.345 (34.2)
1.313 - 18 UNEF 1.468 (37.3)
1.438 - 18 UNEF 1.593 (40.5)
1.750 - 18 UNS 1.969 (50.0)
2.000 - 18 UNS 2.219 (56.4)
2.250 - 16 UN 2.469 (62.7)
2.500 - 16 UN 2.719 (69.1)
2.750 - 16 UN 2.969 (75.4)
3.000 - 16 UN 3.219 (81.8)
1.500 - 18 UNEF 1.653 (42.0)
When maximum cable entry
is exceeded, Style 2 will be
supplied.
4.
Cable Range is defined as
the accommodation range
for the wire bundle or cable.
Dimensions shown are
not intended for inspection
criteria.
5.
Approximate chain lengths:
Dash No. 01-12 = 5.0
(127.0); Dash No. 13-29 =
6.0 (152.4).
© 2012 Glenair, Inc.
CAGE Codes 06324
Printed in U.S.A.
GLENAIR, INC. • 1211 AIR WAY • GLENDALE, CA 91201-2497 • 818-247-6000 • FAX 818-500-9912
www.glenair.com
E-Mail: sales@glenair.com
37-24