Environmental
Connectors
Product Series
Shell Size
09
11
13
15
17
19
21
23
25
GC487
Shorting Bulkhead Feed-Thru
MIL-DTL-38999 Series I Type
1.69 Max
.915 Ref
Insert Arrangement
Per MIL-DTL-38999 Series I
MIL-STD-1560
B
GC487
M
19
-
35
B
Alternate Key
Position
A, B, C, D,
(N = Normal)
A Thread
Hole for 0.32 Dia Safety
Wire, 3 Equally Spaced
.125
.156 Max
.125/.062 Panel
Accommodation
Connector Material and Finish
See Table II for Options
D
C
E Dia
TABLE II: FINISH
SYM
M
FINISH
Electroless Nickel
Ni-PTFE
1000 Hour Grey
TM
(Nickel-Fluorocarbon Polymer)
Cadmium O.D. Over
Electroless Nickel
Cadmium O.D. Over
Nickel Plate
D
MT
F
NF
N
Insert Arrangement, per
MIL-C-38999, Series l
Recommended Panel Cut-Out
TABLE I: CONNECTOR DIMENSIONS
SHELL
SIZE
09
11
13
15
17
19
21
23
25
A THREAD
CLASS 2A
11/16-24 UNEF
13/16-20 UNEF
1 -20 UNEF
1 1/8-18 UNEF
1 1/4-18 UNEF
1 3/8-18 UNEF
1 1/2-18 UNEF
1 5/8-18 UNEF
1 3/4-18 UNS
B DIA
MAX
.573(14.6)
.701(17.8)
.851(21.6)
.976(24.8)
1.101(28.0)
1.208(30.7)
1.333(33.9)
1.458(37.0)
1.583(40.2)
C
HEX
.875(22.2)
1.000(25.4)
1.188(30.2)
1.312(33.3)
1.438(36.5)
1.562(39.7)
1.688(42.9)
1.812(46.0)
2.000(50.8)
D
FLATS
1.062(27.0)
1.250(31.8)
1.375(34.9)
1.500(38.1)
1.625(41.3)
1.812(46.0)
1.938(49.2)
2.062(52.4)
2.188(55.6)
E DIA
±.005(0.1)
.703(17.9)
.827(21.0)
1.015(25.8)
1.140(29.0)
1.265(32.1)
1.390(35.3)
1.515(38.5)
1.640(41.7)
1.765(44.8)
F +.000-.005
(0-0.1)
.669(17.0)
.769(19.5)
.955(24.3)
1.084(27.5)
1.208(30.7)
1.333(33.9)
1.459(37.1)
1.580(40.1)
1.709(43.4)
APPLICATION NOTES
1.
2.
Assembly identified with manufacturer’s name and part
number, space permitting
Material/finish:
Shell assembly, jam nut, lock ring—al alloy/see Table II
3.
Contacts—copper alloy/gold plate
Bayonet pins—CRES/passivate
0-rings, interfacial & peripheral seals—silicone/N.A.
Insulators—high grade rigid dielectric/ N.A.
Metric Dimensions (mm) are indicated in parentheses
Printed in U.S.A.
E-Mail: sales@glenair.com
© 2008 Glenair, Inc.
www.glenair.com
CAGE CODE 06324
GLENAIR, INC.
•
1211 AIR WAY
•
GLENDALE, CA 91201-2497
•
818-247-6000
•
FAX 818-500-9912
D-28
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