8LTA Bayonet Coupling
Miniature Product with a Bayonet Release
Space saving with scoop proof connector for harsh applications.
A compact solution
A high density solution
Excellent features
RoHS and Cadmium free
Robustness
Integrated backshell
Diameter up to 45% smaller than size 9 (D38999).
Up to 50% shorter.
With #26 contacts (according 39029).
5 layouts (size 3, 5 and 7 with #22 & #26).
Designed for D38999 requirements.
IP67 sealing when mated.
Available in zinc nickel (RoHS) plating, as well as
nickel and olive drab cadmium.
Connector available with stainless steel (1
500
matings) and aluminum shell (500 matings).
Cost and space saving.
Connection Technologies
8LTA Bayonet Coupling
Description
• A compact solution
- The smallest connector available on the
market (shell size 3)
- Miniaturization of MIL-DTL-38999 Series I
- Quick bayonet locking
- Integrated backshell:
. Easy to wire and handle
. Compatible with heat shrink boot and
braid retention band
. Compliant with overmolding
• A versatile solution
- 3 shells sizes: 3, 5, 7
- Plug; In line, square flange, oval flange and
jam nut receptacle
- 2 materials, 3 platings
- Crimp & PC tails
- Removable contacts #22D & #26
- 6 keyings
• Harsh environment-resistant solution
- Scoop Proof
- Cavity to cavity sealed with interfacial seal
and grommet
- Fluid resistant
Technical Features
Mechanical
• Shell:
Aluminum alloy
Passivated stainless steel (for size 5 & 7)
• Shell plating:
Aluminum:
. Zinc nickel (RoHS)
. Nickel (RoHS)
. Olive drab cadmium
Passivated stainless steel (RoHS)
• Insulator:
Thermoplastic
• Contact body:
Copper alloy
• Contacts plating:
Gold over nickel plated
• Shell endurance:
Aluminum:
250 mating/unmating cycles
Passivated stainless steel:
1000 mating/unmating cycles
• Vibration:
30 grms ambiant, 2 axes during 8 hours
Electrical
• Wire size
Layout
03-05
03-35
05-06
05-35
07-09
07-35
Wire (AWG)
24-30
22-28
24-30
22-28
24-30
22-28
Environmental
• Temperature range:
-55°C to +1
75°C
• Water immersion:
IP 67 on mated connector
1 meter for 30 min minimum
> IP68 with appropriate cable termination
• Salt spray:
Zinc nickel: 500 hours
Nickel: 48 hours
Olive drab cadmium: 500 hours
Passivated stainless steel: 500 hours
• Test voltage (at sea level):
Size 22D: 1000 Vrms
Size 26: 400 Vrms
• Contact resistance:
Size 22D: <1
4.6 mΩ
• Contact rating:
Size 22D: 5A
Size 26: <16 mΩ
Resistance to fluids
• According to MIL-DTL-38999 standard
Gasoline: JP5 (OTAN F44)
Mineral hydraulic fluid: MIL-H-5606
(OTAN H51
5)
Synthetic hydraulic fluid: Skydrol 500 B4
• Compatible with de-icing fluids containing
potassium acetate
Size 26: 3A
• Contact retention:
Size 22D: 45N Size 26: 30N
• Shell to shell continuity (typical value)
Shell size
03
05
07
• EMI:
-55dB @ 1GHz
All versions
250 mΩ
2
8LTA Bayonet Coupling
Shell type
Plug
In line
Square flange
receptacle
Oval flange
receptacle
Jam nut
receptacle
For other configuration (PC tail, specific jam nut, ...) please consult us.
Contact layouts
03
05
35
05
06
35
07
09
35
5#26
Note: For information only.
3#22D
6#26
3#22D
9#26
5#22D
Ordering information
Basic Series
Shell type:
0:
Square flange receptacle
1:
In line receptacle
2:
Oval flange receptacle
6:
Plug without EMI ring
7:
Jam nut receptacle
90:
Square flange receptacle with PCB contacts
92:
Oval flange receptacle
97:
Jam nut receptacle with PCB contacts
Contact type:
None:
Standard crimp contacts
C:
Short PC tail
L:
Long PC tail (consult us)
Shell size: 03 - 05 - 07
Plating :
Z:
Black zinc nickel
F:
Nickel
W:
Olive drab cadmium
K:
Passivated stainless steel (only for sizes 05 & 07 with standard crimp contacts)
Contact layouts:
See above
Contact type:
P:
Pin
S:
Socket - not availble for PCB version
Orientation: N, A, B, C, D, E
8LTA
0
03
W
05
P
N
3
8LTA Bayonet Coupling
Dimensions
Plug - Shell type 6
A
B
E
C
Shell size
3
05
07
3-05
3-35
A Max
16.2
1
7.5
18.4
22.06
B Max
2.2
±0.15
2.2
±0.15
2.5
±0.15
3.65
±0.15
D
C Max
4.6
5.9
4.9
6.35
Ø D Max
7.2
7.2
8.55
10.3
Ø E Max
10.5
10.5
1
3.5
1
5.06
In line receptacle - Shell type 1
Shell size 3
A
B
Shell size 5
A
B
Shell size 7
A
B
E
D
D
C
C
C
Shell size
3
5
7
3-05
3-35
A Max
16.2
1
7.5
18.2
23.6
B Max
2.2
±0.15
2.2
±0.15
2.5
±0.15
4
±0.15
C Max
4.6
5.9
4.9
7.5
Ø D Max
7.2
7.2
8.55
10.3
Ø E Max
8.3
8.3
10.1
5
1
1.6
Note: All dimensions are in mm.
4
D
8LTA Bayonet Coupling
Jam nut receptacle - Shell type 7
Shell size 3
C
D
Shell size 5 & 7
C
D
G
Panel cut out
J
A
A
B
B
H
F Max
1 to 3.2
1 to 3.2
1 to 3.2
1 to 3.2
Ø G Max
1
7.3
1
7.3
19.5
20.8
H Max
1
±0.1
1.3
1
±0.1
1.3
1
±0.1
3
1
±0.1
4.4
Ø J Max
1
±0.1
2
1
±0.1
2
1
±0.1
3.5
1
±0.1
5.2
7.8
7.8
8.55
10.3
Panel cut out
B
C
F
G
G
J
D
A
K
G Max
10.8
10.8
1
1.45
1
2.7
Ø H Max
2.7
±0.1
2.7
±0.1
2.7
±0.1
2.7
±0.1
Ø J Max
9.3
±0.1
9.3
±0.1
1
±0.1
2
1
±0.1
3
Ø K Max
3.1
±0.1
3.1
±0.1
3.1
±0.1
3.1
±0.1
E
E
Thread
F
(Panel thickness)
Shell size
3
5
7
3-05
3-35
Thread
7/16’’28 UNEF 2A
7/16’’28 UNEF 2A
1/2’’28 UNEF 2A
9/16’’24 UNEF 2A
A Max
10.3
10.3
1
1.7
1
3.4
Ø B Max
8.3
8.3
10.5
1
1.6
F
(Panel thickness)
C Max
16.2
1
7.5
25.9
33.55
D Max
2.6
2.6
7.7
10.4
Ø E Max
H
Shell size
3
5
7
3-05
3-35
Ø A Max
8.3
8.3
10.1
5
1
1.6
B Max
16.2
1
7.5
18.2
23.06
C Max
8.7
8.7
9.05
10.8
Ø D Max
7.2
7.2
8.55
10.3
E Max
4.6
5.9
4.9
7.5
F Max
1
5.5
1
5.5
16
18
Thread
Square flange receptacle - Shell type 0
E
Note: All dimensions are in mm.
5
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