MIL-PRF-55339/49A
DESIGN AND CONSTRUCTION:
General configuration: See figure 1.
Impedance: 50 ohms, nominal.
Working voltage:
Sea level: 500 Vrms.
70,000 feet (4.437 kPa): 125 Vrms
Frequency range: 0 to 4 GHz.
Temperature range: -65º to +165ºC.
PERFORMANCE:
Dimensions: See figure 1 and MIL-STD-348.
Series N
Series BNC
Center contact retention:
Axial force (lb, minimum)
6 (26.69 N)
6 (26.69 N)
Torque (in. lb, maximum)
N/A
N/A
Force to engage and disengage:
Series BNC
Series N
Longitudinal force (lb, maximum)
3.0 (13.34 N) N/A
Torque (in, lb, maximum)
2.5 (0.28 Nm) 6.0 (0.68 Nm)
Coupling proof torque: Not applicable.
Mating characteristics:
Outer contact:
Series BNC
Minimum test ring ID (in., maximum)
.319 (8.10 mm)
Ring finish (microinches)
16 (.406 µm)
Insertion force (lb, maximum)
5 (22.24 N)
Insertion depth (in., minimum)
.093 (2.36 mm)
Number of insertions
1
Maximum test ring ID (in., minimum)
.324 (8.23 mm)
Test ring finish (microinches)
16 (.406 µm)
Insertion depth (in., min)
.031 (0.79 mm)
Number of insertions
1
2
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