MIL-PRF-49142/9D
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. Wrench flats are to accommodate standard wrench openings in accordance with FED-STD-H28.
4. 2.300 (58.42 mm) defines the maximum length of the connector when assembled to the appropriate
cable.
5. All undimensioned pictorial representations are for reference purpose only.
6. Full threads to within .063 (1.60 mm) of shoulder.
7. Interface shall be in accordance with MIL-STD-348, series TRT, socket contact.
FIGURE 1. General configuration Continued.
ENGINEERING DATA:
Nominal impedance: Non-constant.
Frequency range: 0 to 500 MHz minimum.
Voltage rating: 400 V rms maximum working voltage at sea level. 100 V rms maximum working
voltage at 70,000 feet (4.437 kPa).
Temperature range: -65°C to +165°C.
REQUIREMENTS:
Dimensions and configuration: See figure 1 and MIL-STD-348.
Force to engage and disengage:
Longitudinal force: Not applicable.
Torque: 2.5 inch-pounds (0.28 Nm) maximum.
Coupling proof torque: Not applicable.
Inspection conditions: Coupling torque: 4 to 6 inch-pounds (0.45 Nm to 0.68 Nm).
Mating characteristics: See MIL-STD-348 for dimensions.
Center contact (socket):
Oversize test pin: 0.040 inch (1.02 mm) diameter minimum (nonclosed entry contacts only).
Insertion depth: .125 inch (3.17 mm) minimum.
Number of insertions: 1.
Insertion force test:
Steel test pin finish: 16 microinches (0.406 µm).
Insertion force: 2 pounds (8.90 N) maximum.
Steel test pin diameter: .039 inch (0.99 mm) minimum, +.001 inch (0.02 mm).
2
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