MIL-PRF-49142/7D
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. 2.000 (50.80 mm) defines the maximum length of the connector when assembled to the appropriate
cable.
4. Wrench flats are to accommodate standard wrench openings in accordance with FED-STD-H28.
5. All undimensioned pictorial representations are for reference purpose only.
6. Alternate keying configurations, see MIL-PRF-49142.
7. Interface shall be in accordance with MIL-STD-348, series TRB, pin 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: 4 pounds (17.79 N) maximum.
Torque: 2.5 inch-pounds (0.28 Nm) maximum.
Coupling proof torque: Not applicable.
Mating characteristics: See MIL-STD-348 for dimensions.
Intermediate contact:
Test ring ID: .169 inch (4.29 mm) maximum, 16-microinch (0.406 µm) finish.
Insertion force: 3 pounds (13.34 N) maximum, when inserted a minimum of .093 inch (2.36 mm),
Contacts with slotted members: Shall contact a .173 inch (4.39 mm) minimum diameter ring within
.031 inch (.079 mm) of their tip ends.
2
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