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Milc38999, 8d Connectors, 8lt Connectors

8d Connectors: Introduction | Description | Characteristics | Part Numbers | Contact Layouts | Orientations

8 D aluminium connectors
Charcteristics

Mechanical

— Shell: aluminium alloy
— Shell plating: olive green cadmium (W) / nickel (F)
— Insulator: thermoplastic or thermoset
— Grommet and interfacial seal: silicone elastomer
— Contact: copper alloy
— Contact plating: gold over nickel plated
— Endurance: 500 mating/unmating operations
— Shock: high impact as per MIL -S901, 300 g - 3 ms
— Vibration:
sine: 10 to 2000Hz, 3x 12hrs(60g, 140-2000 Hz) with temperature cycling
random: 50 to2000 Hz, 2x8h
(1g2/Hz, 100-2000 Hz) at T max. 25 to 2000Hz, 2x8hrs (5g2/Hz, 100-300 Hz) at ambiant temperature. — Contact retention: (mm. force in N)

size 22 D: 45 N N    size 16: 111 N    size 8: 111 N
size20 :67 N    size 12:111 N

Climatics

— Temperature range:
cadmium plating (W): - 65° C + 175°C
nickel plating (F): - 65° C + 200°C
— Sealing: mated connectors meet altitude immersion requirements of MIL-C 38999
— Salt spray to:
MIL-STD 1344 method 1001:
- 500 hours (version W)
- 48 hours (version F)
— Damp heat: MIL.C 38999: 10 cycles of 24 hrs

Resistance to fluids

To MIL-C 38999 standard:
— Gasoline: JP5 (OTAN F44)
— Mineral hydraulic fluid: MIL-H-5606 (OTAN H515)
— Synthetic hydraulic fluid: skydrol 500 B4, LD4 (SAE AS 1241)
— Mineral lubrificating: MIL-L-7870A (OTAN 0142)
— Synthetic lubrificating: MIL-L-23699 (OTAN 0156), MIL-L-7808
— Cleaning fluid: MIL -C-25 769 diluted
— De-icing fluid: MIL-A-8243
— Extinguishing fluid: Chlorobromethane
— Cooling fluid: Coolanol

Electrical

— Test voltage rating (Vrms)

service
M
N
I
II
sea level
1 300
1 000
1 800
2 300
at 21 00m
800
600
1 000
1 000


— Contact resistance:
resistance of wire included in measurement

size 22 D:14,6 m W    size 16: 3,8 m W
size 8:3 m W
size 20 : 7,3 m W    size 12: 3,5 m W


— Insultation resistance: > 5 000 M W (at 500 Vdc)
— Contact rating:

size 22 D: 5 A    size 16: 13 A    size 8: 45 A
size 20 : 7,5 A    size 12: 23 A


— Shell continuity: olive green plating: 2,5 m W nickel plating: 1 m W
—Shielding: 65 db ΰ 10GHz(F) - 50db ΰ 10GHz(W)
85db ΰ 1 GHz (F and W)
— Triaxial contact # 8
bandwidth: 0 - 20 MHz
voltage rating: 500 Vac max. / 125 Vac at 21 000 m
voltage drop: inner and middle contact
> 55 mV under 1 A
outer contact > 75 mV under 12 A
Please choose a category:
Milc38999, 8d Connectors, 8lt Connectors

8d Connectors: Introduction | Description | Characteristics | Part Numbers | Contact Layouts | Orientations