Mini Circular

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Page 1
Mini Circular
ca_B1-B66.qxd:Layout 1
2/9/11
7:59 PM
Page 40
MKJ1 Connectors
The MKJ1 is a robust connector meeting MIL-DTL-38999
shock and vibration requirements. Plug connector comes
with an anti-decoupling spring for vibration resistance. Ideal
for harsh environments where a robust electrical connection
is required under the most demanding shock and vibration
conditions. Proven design for avionics, satellites, and
missile systems.
Specifications
Mini Circular
B
Contact Type
Rear crimp or PCB mount
Contacts
Size 23 (0.076" spacing), Size 16 (.177” spacing)
Wire Size
#22 - #28 AWG (Size 23 Contacts), #16 - #20 AWG (Size 16 Contacts)
Contact Rating
5 Amps Maximum
Voltage Rating
500 VAC RMS sea level
Insulation Resistance
5,000 Megaohms minimum
Operating Temperature
-55°C to +150°C
Contact Resistance
8 Milliohms maximum
Vibration
40 g’s in accordance with MIL-STD-1344 Method 2005, Condition IV
Shock
300 g’s in accordance with MIL-STD-1344 Method 2004, Condition E
Durability
2,000 mating cycles
Receptacle Mounting
Jam nut or Wall Mount
EMI Shielding
40db attenuation, 100Mhz to 1000Mhz
Coupling
Double Start Threaded
Materials
Shells - Aluminum Alloy or Stainless Steel
Insulators - Thermostatic
Seals - Flurosilicone
Contacts - Copper alloy with gold over nickel plating
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
B-40
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MKJ1 Connectors
MKJ1 Plug (Banding Platform)
B
Mini Circular
Socket Insert
Pin Insert
MKJ1 PLUG DIMENSIONS
ØA
B THREAD
(ACME DOUBLE START)
ØC
PIN
SOCKET
6-4
.600
.375- .05P .1L -2B
.290
5.0
5.5
6-7
.600
.375- .05P .1L -2B
.290
5.1
5.5
7-10
.680
.4375- .05P .1L -2B
.390
6.9
7.7
9-19
.810
.5625- .05P .1L -2B
.500
9.4
10.9
13-37
1.050
.8125- .05P .2L -2B
.650
18.9
21.7
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
www.ittcannon.com
MAX WEIGHT IN GRAMS
LAYOUT
B-41
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MKJ1 Connectors
Plug Connector Orientation Front Side
Mini Circular
B
Note: Pin insert front side shown for reference only. Socket insert is a mirror image.
MKJ1 Plug Barrel Clocking Positions
Master keyway remains stationary at top
dead center for all sizes and clocking.
BARREL CLOCKING
POSITION
K1°
K2°
A (NORMAL)
150°
210°
B
75°
210°
C
95°
230°
D
140°
275°
Barrel Clocking
(A- Clocking Shown)
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
B-42
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MKJ1 Connectors
MKJ1 Jam Nut Receptacle (Banding Platform)
SHELL, RECEPTACLE
B
ØA
LAYOUT
B FLAT C FLATS
FLANGE DIA.
D THREAD
(ACME DOUBLE START)
E THREAD
UN-2A
ØF
MAX WEIGHT IN
GRAMS
PIN
SOCKET
6-4
.635
.410
.595
.375- .05P .1L -2A
.4375-2B
.290
4.1
4.6
6-7
.635
.410
.595
.375- .05P .1L -2A
.4375-2B
.290
4.2
4.6
7-10
.755
.536
.723
.4375- .05P .1L -2A
.5625-2B
.390
6.2
7.0
9-19
.830
.596
.790
.5625- .05P .1L -2A
.625-2B
.500
7.8
9.3
13-37
1.078
.845
1.044
.8125- .1P .2L -2A
.875-2B
.650
14.6
17.3
Socket Insert
Pin Insert
Panel Cutouts
LAYOUT
H FLAT
±.002
ØJ
6-4
.420
.448
6-7
.420
.448
7 - 10
.551
.573
9 - 19
.609
.635
13 - 37
.859
.885
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
www.ittcannon.com
B-43
Mini Circular
MKJ1 JAM NUT RECEPTACLE DIMENSIONS
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MKJ1 Connectors
MKJ1 PCB Jam Nut Receptacle (PCB Mount)
Mini Circular
B
MKJ1 JAM NUT RECEPTACLE DIMENSIONS
ØF
MAX WEIGHT IN
GRAMS
PIN
SOCKET
.4375-28
.322
4.4
4.9
.375- .05P .1L -2A
.4375-28
.322
4.7
5.1
.723
.4375- .05P .1L -2A
.5625-28
.432
6.9
7.7
.596
.790
.5625- .05P .1L -2A
.625-28
.512
9.2
10.7
.845
1.044
.8125- .1P .2L -2A
.875-28
.677
17.1
19.9
LAYOUT
ØA
FLANGE
DIA.
6-4
.635
.410
.595
.375- .05P .1L -2A
6-7
.635
.410
.595
7-10
.755
.536
9-19
.830
13-37
1.078
B FLAT C FLATS
D THREAD
E THREAD
UN-2A
(ACME DOUBLE START)
Socket Insert
Pin Insert
Panel Cutouts
LAYOUT
H FLAT
±.002
ØJ
6-4
.420
.448
6-7
.420
.448
7 - 10
.551
.573
9 - 19
.609
.635
13 - 37
.859
.885
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
B-44
www.ittcannon.com
ca_B1-B66.qxd:Layout 1
2/9/11
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Page 45
MKJ1 Connectors
Receptacle Connector Orientation Front Side
B
Mini Circular
Note: Socket insert front side shown for reference only. Pin insert is a mirror image.
MKJ1 Receptacle Shell Clocking Positions
Master keyway is perpendicular with
B Flat for all sizes and remains stationary
at top dead center for all clockings.
SHELL CLOCKING
POSITION
K1°
K2°
A (NORMAL)
150°
210°
B
75°
210°
C
95°
230°
D
140°
275°
Shell Clocking
(A- Clocking Shown)
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
www.ittcannon.com
B-45