series 28
HiPer-D Combo Connectors
280-055S straight PC tail socket connectors with low profile mounting
flange
The HiPer-D is a high performance version of the M24308-type D-Subminiature
connector. HiPer-D connectors feature improved EMI performance and environmental
sealing and “closed entry” contact cavity for improved contact protection. Factory-
installed PC tail contacts, integral board standoffs and threaded holes for attaching to
circuit board. Gold-plated copper alloy contacts, one-piece machined aluminum shell,
glass-reinforced thermoset epoxy insulator, epoxy potting compound. 1000 VAC, 7.5
Amps (#20), up to 40 Amps with size #8 power contacts.
How To Order
Sample Part Number
Basic Part Number
Shell Size-
Contact Arrangement
280-055S
Contact Arrangements are shown in the
adjacent table
ME
= Electroless Nickel (RoHS)
MT
= Nickel-PTFE (RoHS)
JF
= Cadmium with Yellow Chromate
Z2
= Gold (RoHS)
Z1
= Passivated Stainless Steel (RoHS)
280-055S
1-2P2
ME
P
A
C
Shell Finish
Mating Hardware
N
= No Hardware
P
= #4-40 Female Jackpost
PC Tail Length
A
= .125 (3.18) Tail Length
B
= .250 (6.35) Tail Length
Contact Arr.
1-2P2
1-5P1
2-3P3
2-7P2
2-11P1
3-5P5
3-9P4
3-13P3
3-17P2
3-21P1
4-8P8
4-13P6
4-17P5
4-21PA4
4-25P3
4-27P2
5-24P7
5-36P4
5-43P2
5-47P1
Contact Arrangements
Contact Size and Qty
Shell Size-
#20
4
5
10
5
10
15
20
7
12
17
22
25
17
32
41
46
#8
2
1
3
2
1
5
4
3
2
1
8
6
5
4
3
2
7
4
2
1
Specifications
Mating Hardware
Current Rating
Test Voltage
Insulation Resistance
Operating Temperature
Ingress Protection
Shock
Vibration, Random
#20 7.5 AMPS, #8 40 AMPS
1000 VAC RMS
5000 megohms minimum
-65° C. to +200° C.
IP 67
300 g.
43.92 g.
Materials and Finishes
No Hardware
#4-40 Female Threads in
Mounting Holes
N
#4-40 Female Jackposts
P
Shell
Contacts
Insulator
Potting Compound
Hardware
C-24
Aluminum alloy
Copper alloy, 50 microinches gold
Thermoset epoxy
Epoxy
300 series stainless steel
Choose this option for
rear panel mounting and
order jackpost kit 289-016
separately.
© 2013 Glenair, Inc • 1211 Air Way, Glendale, CA 91201 • 818-247-6000 • www.glenair.com • U.S. CAGE code 06324
series 28
HiPer-D Combo Connectors
280-055S straight PC tail socket connectors with low profile mounting
flange
280-055S DIMENSIONS
K (2 PLCS)
PC TAIL DIAMETER
.125± .002 (3.18 ± 0.05) SIZE 8
.030 ± .002 (0.76 ± 0.05) SIZE 20
.025 (0.64)
STANDOFF
A
C
D
Ø .120 (3.05)
TYP
.049
(1.24)
E
.435
(11.05)
.250
(6.35)
4-40 UNC-2B .150
(3.81) DEEP 2 PLCS
F
A5
A4
A3
A2
A1
B
G
C
10°
TYP
.243 ± .005
(6.17 ± 0.13)
TAIL LENGTH ± .015
(0.38)
C
Dimensions
Shell
Size
1
2
3
4
5
± .015
1.213
1.541
2.088
2.729
2.635
in
A
± 0.38
30.81
39.14
53.04
69.32
66.93
mm
± .015
.494
.494
.494
.494
.605
in
B
± 0.38
12.55
12.55
12.55
12.55
15.37
mm
C Basic
in.
.984
1.312
1.852
2.500
2.406
mm
24.99
33.32
47.04
63.50
61.11
± .005
.643
.971
1.511
2.159
2.054
in
D
± 0.13
16.33
24.66
38.38
54.84
52.17
mm
± .005
.311
.311
.311
.311
.423
in
E
± 0.13
7.90
7.90
7.90
7.90
10.74
mm
F Max
in.
.769
1.093
1.636
2.282
2.188
G Max
in.
.432
.432
.432
.432
.544
H Max
in.
.520
.844
1.386
2.034
1.887
mm
19.53
27.76
41.55
57.96
55.58
mm
10.97
10.97
10.97
10.97
13.82
mm
13.21
21.44
35.20
51.66
47.93
NOTES
1.
2.
3.
4.
5.
6.
C-25
Contacts are factory-installed, non-removable and are potted with epoxy.
HiPer-D connectors are available with a wide variety of materials and finishes. See
About Series 28 HiPer-D Shell Plating Options
for
additional choices .
For panel cutout dimensions, refer to
Panel Cutouts and Printed Circuit Board Footprints.
For printed circuit board mounting dimensions, refer to
Panel Cutouts and Printed Circuit Board Footprints.
Combo HiPer-D connectors meet the applicable requirements of MIL-DTL-24308 and are intermateable with standard M24308-type
D-Subminiature combo connectors with corresponding contact arrangements and type.
Additional electrical, mechanical and environmental specifications are listed in
HiPer-D Product Specification.
© 2013 Glenair, Inc • 1211 Air Way, Glendale, CA 91201 • 818-247-6000 • www.glenair.com • U.S. CAGE code 06324
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