Non-Environmental
Backshells
CONNECTOR DESIGNATOR:
AS85049/21
Straight Non-Environmental Strain Relief Backshell
H
MIL-DTL-38999 Series III and IV
EN3645
Basic
Part Number
Shell
Size
Clamp
Size
M85049/21
Finish
11
A
02
A
36
A
= Black Anodize
N
= Electroless Nickel
W
= Cadmium, Olive Drab
X
= Nickel Fluorocarbon Polymer
Y
= Pure Dense Electrodeposited Aluminum
Z
= Zinc Nickel
Length Code
(Omit for Standard)
Table III
TABLE III: Length
Code
Code
Standard
A
B
C
Length
± .032 (0.8)
1.50 (38.1)
2.50 (63.5)
3.50 (88.9)
4.50 (114.3)
TABLE I: Shell Size, Clamp Size
and Dimensions
Shell
Size
9
11
13
15
17
19
21
23
25
Clamp Size*
Min Max
01
01
02
02
02
03
03
03
04
02
03
04
05
06
07
08
09
10
A Thread
Class 6H
M12 X 1 - 6H
M15 X 1 - 6H
M18 X 1 - 6H
M22 X 1 - 6H
M25 X 1 - 6H
M28 X 1 - 6H
M31 X 1 - 6H
M34 X 1 - 6H
M37 X 1 - 6H
C Dia
Max
.750 (19.1)
.850 (21.6)
1.000 (25.4)
1.100 (27.9)
1.250 (31.8)
1.400 (35.6)
1.500 (38.1)
1.650 (41.9)
1.750 (44.5)
TABLE II: Clamp Size, Cable Range
and Dimensions
Clamp
Size
01
02
03
04
05
06
07
08
09
10
Cable Range
Min
Max
.062 (1.6)
.125 (3.2)
.250 (6.4)
.312 (7.9)
.437 (11.1)
.562 (14.3)
.687 (17.4)
E
Max
1.
APPLICATION
NOTES
For complete
dimensions see the
applicable Military
Specification.
Metric dimensions
(mm) are in
parentheses.
Cable Range is
defined as the
accommodation
range for the wire
bundle or cable.
Dimensions shown
are not intended for
inspection criteria.
.125 (3.2) .800 (20.3)
.250 (6.4) 1.000 (25.4)
.375 (9.5) 1.100 (27.9)
.500 (12.7) 1.200 (30.5)
.625 (15.9) 1.250 (31.8)
.750 (19.1) 1.400 (35.6)
.875 (22.2) 1.500 (38.1)
2.
3.
.812 (20.6) 1.000 (25.4) 1.650 (41.9)
.937 (23.8) 1.125 (28.6) 1.750 (44.5)
1.062 (27.0) 1.250 (31.8) 1.900 (48.3)
*Clamp Size from Table IV, AS85049/21 Specifications.
© 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
E-Mail: sales@glenair.com
www.glenair.com
36-4
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