Product Description: GJB599 Ⅲ Series Electrical Connectors
1.Conform to GJB599A (MIL-DTL-38999K) Ⅲ series.
2. Three threads for quick connection, with anti-loosening mechanism.
3. Small volume, light weight, high density of contact couples
4. Electromagnetic shielding function
5. Crimp contact can be removed, anti-skewed insertion design
6. Fireproof shell, composite shell, aluminum alloy shell and a variety of plating layer.
7. High intensity vibration characteristics at high temperature, suitable for use in harsh wind and sand and humid conditions.
Main technical performance
Mechanical Properties
-Shell: aluminum alloy, stainless steel, composite materials (weight 30% lighter than aluminum alloy shell)
-Plating:
Class W cadmium-plated army green Class F chemically nickel-plated Class K stainless steel passivation
-Insulators: thermoset materials
-Wire and sealing rings: silicone rubber materials
-Contacts: Copper alloy, gold plated
-Mechanical life: 500 cycles
-Vibration
Sine: 60g with temperature cycling and simulation accessories (36 hours )
Electrical Performance
-Contact resistance and rated current of contacts
Contact specification Working diameter mm Contact resistance
Contact resistance mΩ
Rated current A
22D# Ф0.76 ≤ 12 5
20# Ф1.00 ≤ 5 7.5
16# Ф1.60 ≤ 2.5 13
12# Ф2.40 ≤ 1.5 23
10# Ф3.15 ≤ 1.0 40
8# Ф3.6 ≤ 0.57 46
-Insulation resistance:
Normal conditions ≥ 5000MΩ
Random: 44.1grms at high temperature 49.5grms at ambient temperature -Electrical continuity between shells:
-Shock: 3ms half sine wave acceleration peak 300g
-Contact Retention Force: (Minimum force in Newtons) 22D#:45N 20#:67N
16#:111N 12#:111N
10#:111N 8#:111N
【Environmental Performance
-Use temperature:
W class -65℃～ +175℃
F, K class -65 ℃ ~ +200 ℃
Sealing: Mating connector meets MIL-DTL-38999K low-pressure impregnation requirements.
-Moisture and heat: According to MIL-DTL-38999K: 10 cycles in 24 hours.
-Liquid Resistance: Resistant to a wide range of fuels, coolants, and solvents.
-Salt Spray: Tested according to GJB1217 Method 1001, Class W 500h, Class K 1000h, Class F 96h.
-Composite material: 2000h
W class ≤ 2.5mΩ F class ≤ 1.0mΩ K class ≤ 5.0mΩ
-Electromagnetic interference shielding:
100MHz ~ 1GHz, can be attenuated to 85dB (F, W class)
1GHz ~ 10GHz, can be attenuated to 65dB (F class), 50dB (W class).
50dB (W class).
-Withstand Voltage: V
Operating class M N Ⅰ Ⅱ
Sea level 1300 1000 1800 2300
21000m 800 600 1000 1000
Note: Different contact arrangements have different operating classes, see contact arrangements for details.
