MIL-DTL-38999 Series III Circular Connector D38999/24WA35PLN with 35 Contacts and 500 Cycle Endurance
Price:
10$-150$
MOQ:
100pcs
Delivery Time:
2-9weeks
Brand:
HIGH WOOD
Product Description
MIL-DTL-38999 Series III Connector Overview
The D38999/24WA35PLN is a high-performance circular connector compliant with MIL-DTL-38999 Series III specifications. Featuring triple-start threaded quick connection with anti-loose mechanism, this connector offers exceptional reliability in demanding environments.
Key Features
- Compact design with small size and light weight
- High-density contact configuration with up to 35 contacts
- Superior EMI/RFI shielding performance
- Removable crimp contacts for easy maintenance
- Anti-oblique mating protection
- Fireproof shell construction
- Multiple coating options for various environmental conditions
- High-strength vibration performance under elevated temperatures
Product Images
Ordering Information
D38999/ | 24 | W | B | 35 | P | N
24 = Jam nut receptacle
W = Olive green cadmium plating
B = Shell size B (11) 35 = Contact layout with 35 positions
P = Crimp pin contacts
N = Normal orientation
24 = Jam nut receptacle
W = Olive green cadmium plating
B = Shell size B (11) 35 = Contact layout with 35 positions
P = Crimp pin contacts
N = Normal orientation
Shell Dimensions
| Shell No. | A (mm) | B max (mm) | C max (mm) | D max (mm) | E max (mm) | F (mm) | G Thread | d (mm) | p (mm) |
|---|---|---|---|---|---|---|---|---|---|
| 09 | 16.50 | 9.90 | 3.20 | 30.50 | 24.00 | 27.00 | M12*1-6g | 17.70 | 16.99 |
| 11 | 19.30 | 9.90 | 3.20 | 35.20 | 27.00 | 31.80 | M15*1-6g | 20.88 | 19.53 |
| 13 | 24.00 | 9.90 | 3.20 | 38.40 | 32.00 | 34.90 | M18*1-6g | 25.58 | 24.26 |
| 15 | 27.20 | 9.90 | 3.20 | 41.60 | 36.00 | 38.10 | M22*1-6g | 28.80 | 27.53 |
| 17 | 30.40 | 9.90 | 3.20 | 44.80 | 37.00 | 41.30 | M25*1-6g | 31.98 | 30.68 |
| 19 | 33.40 | 9.90 | 3.20 | 49.30 | 41.00 | 46.00 | M28*1-6g | 35.15 | 33.86 |
| 21 | 36.50 | 9.90 | 3.20 | 52.70 | 46.00 | 49.20 | M31*1-6g | 38.28 | 37.06 |
| 23 | 39.70 | 9.90 | 3.20 | 55.90 | 50.00 | 52.40 | M34*1-6g | 41.50 | 40.24 |
| 25 | 42.80 | 9.90 | 3.20 | 59.00 | 51.23 | 55.60 | M37*1-6g | 44.68 | 43.41 |
Electrical Specifications
Contact Resistance and Current Rating
| Contact ID | Diameter (mm) | Resistance (mΩ) | Current (A) |
|---|---|---|---|
| 22D# | Φ 0.76 | ≤ 12.0 | 5.0 |
| 20# | Φ 1.00 | ≤ 5.0 | 7.5 |
| 16# | Φ 1.60 | ≤ 2.5 | 13.0 |
| 12# | Φ 2.40 | ≤ 1.5 | 23.0 |
| 10# | Φ 3.15 | ≤ 1.0 | 40.0 |
EMI Shielding Performance
At 1GHz: minimum attenuation 85dB (F and W)
At 10GHz: minimum attenuation 65dB (F), 50dB (W)
Withstanding Voltage
| Service Rating | Sea Level (V) | 21000m (V) |
|---|---|---|
| M | 1300 | 800 |
| I | 1800 | 1000 |
| II | 2300 | 1000 |
| N | 1000 | 600 |
Insulation Resistance
Normal: ≥ 5000 MΩ, Damp heat: ≥ 100 MΩ
Mechanical Specifications
- Shell Materials: Aluminum alloy, stainless steel, or copper-alloy
- Plating Options: W class (Olive green cadmium), K class (Stainless steel passivated), F class (Electroless nickel)
- Insulator: Thermo-set plastic
- Grommet and Seal: Silicon rubber
- Contact: Copper alloy with gold plating
- Endurance: 500 cycles
- Vibration: Sine 60g with temperature cycling (36 hours)
- Random Vibration: 44.1 grms (high temp), 49.5 grms (ambient)
- Shock Resistance: 300g peak acceleration at 3 ms half sinusoid
- Contact Retention: 22D# 45N, 20# 67N, 16# 111N, 12# 111N, 10# 111N
Contact Layout Diagrams
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Company
High Wood Technology Development Co., Ltd
Location
No.5001,Dongji Building B, No.1 Dongji Avenue, Jiangning, Nanjing, China
Contact Person
Mike Huang