Backshells and
Accessories
Product Series
Connector Designator
H = MIL-DTL-38999
Series III & IV
Angular Function
S = Straight
M = 45° Elbow
N = 90° Elbow
Basic Number
Finish Symbol
(Table III)
Shell Size
(See Table I)
Dash No.
(See Table II)
Length in 1/2-Inch
Increments (See Note 3)
B = With Band Strap
(Omit for None)
O-rings
Anti-rotation
Device
A Thread
B
Dia
Max
Length
Knurl Style
Mfr Option
Environmental Resistant
for MIL-DTL-38999 Series III Fiber Optic Connectors
189 H S 016 M 17 07-3 B
C
189-016
Backshell with Banding Strain Relief
D
E
SYM M
45 º
.75 (19.1) R Min.
F
SYM N
90º
L
1.0 (25.4)
2.0 (50.8)
K Dia. Cable
Entry
SYM S
STRAIGHT
Internal Mechanical
Strain-relief Anti-rotation
Straight Knurl
Shrink Sleeving
MIL-I-23053/4
(See Notes 7 & 8)
Shrink Sleeving
MIL-I-23053/5
(See Notes 7 & 8)
APPLICATION NOTES
1. Assembly to be identified with manufacturer’s name and P/N as
space permits.
2. Glenair 600 series Backshell assembly tools are recommended
for assembly and installation.
3 Standard minimum length: 1.5 inches, for shorter length consult
factory.
4. Material/ Finish:
Adapter, Coupling Nut- Alloy/ See Table III.
Clamp components- Ryton R4XT- Black, Ultem 1000-Natural
Anti- Rotation device Torlon 4203L- Natural.
5.
6.
7.
8.
For shield termination see Glenair drawings 600-050 & 600-052.
Consult factory for larger cable size.
MIL-I-23053/4 Shrink Sleeving to be packaged loose in a plastic bag.
MIL-I-23053/4 Shrink Sleeving to be heat shrink over rear of
adapter before MIL-I-23053/5 Shrink Sleeving.
9. Metric dimensions (mm) are indicated in parentheses.
© 2006 Glenair, Inc.
CAGE Code 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
I-2
Environmental Resistant
for MIL-DTL-38999 Series III Fiber Optic Connectors
TABLE I: SHELL SIZE
Shell
Size
11
13
15
17
19
21
23
25
A Thread
ISO Metric
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
B
Max
.890 (22.6)
1.020 (25.9)
1.150 (29.2)
1.230 (31.2)
1.360 (34.5)
1.480 (37.6)
1.600 (40.6)
1.730 (43.9)
C
Max
.861 (21.9)
.911 (23.1)
.965 (24.5)
1.014 (25.8)
1.064 (27.0)
1.118 (28.4)
1.172 (29.8)
1.221 (31.0)
D
Max
1.111 (28.2)
1.161 (29.5)
1.215 (30.9)
1.264 (32.1)
1.314 (33.4)
1.368 (34.7)
1.422 (36.1)
1.471 (37.4)
E
Max
1.563 (39.7)
1.938 (49.2)
1.938 (49.2)
2.063 (52.4)
2.063 (52.4)
2.563 (65.1)
2.313 (58.8)
2.250 (57.2)
F
Max
1.875 (47.6)
2.250 (57.2)
2.250 (57.2)
2.375 (60.3)
2.375 (60.3)
2.875 (73.0)
2.688 (68.3)
2.563 (65.1)
Dash No.
Max
05
05
07
07
09
11
11
13
189-016
Backshell with Banding Strain Relief
TABLE II: DASH NUMBER AND CABLE ENTRY
Dash
No.
05
07
09
11
13
15
17
19
Clamp
Size
12
16
20
24
28
32
36
40
Max Cable
Size
.280 (7.1)
.395 (10.0)
.510 (13.0)
.621 (15.8)
.736 (18.7)
.851 (21.6)
.966 (24.5)
1.091 (27.7)
K Dia
+.005 (0.1)
.312 (8.0)
.438 (11.1)
.562 (14.3)
.688 (17.5)
.812 (20.6)
.938 (23.8)
1.062 (27.0)
1.188 (30.2)
L
Max
1.110 (28.2)
1.210 (30.7)
1.210 (30.7)
1.210 (30.7)
1.360 (34.5)
1.510 (38.4)
1.510 (38.4)
1.510 (38.4)
MIL-I-23053/4
Shrink Sleeve
/4-203-0
/4-204-0
/4-204-0
/4-205-0
/4-205-0
/4-206-0
/4-206-0
/4-206-0
MIL-I-23053/3
Shrink Sleeve
/5-107-0
/5-108-0
/5-109-0
/5-109-0
/5-110-0
/5-111-0
/5-107-0
/5-111-0
Cable Entry*
Min
Max
.233 (6.0)
.358 (9.1)
.482 (12.2)
.545 (13.8)
.670 (17.0)
.795 (20.2)
1.014 (25.8)
1.014 (25.8)
*See Note 5
.375 (9.5)
.500 (12.7)
.625 (15.9)
.750 (19.1)
.875 (22.2)
1.000 (25.4)
1.250 (31.8)
TABLE III: FINISH
SYM
NF
MATERIAL
Aluminum
FINISH
Cadmium/Olive Drab over
Electroless Nickel
(500 Hr. Salt Spray)
Cadmium Plate/Olive Drab
Gold Iridite over Cadmium
Plate over Nickel
Cadmium Plate/Olive Drab
over Nickel
Electroless Nickel
Cadmium Plate/Bright Dip
over Nickel
B
J
N
M
T
Aluminum
Aluminum
Aluminum
Aluminum
Aluminum
© 2006 Glenair, Inc.
CAGE Code 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
I-3
Backshells and
Accessories
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