MIL-PRF-49142/4H
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,
appendix 10.
4. All undimensioned pictorial representations are for reference purposed only.
5. Panel thickness, .045 (1.14 mm) minimum, .250 (6.35 mm) maximum.
6. Unless otherwise specified, all tolerances are ±.005 inch (0.13 mm).
7. Interface as specified in MIL-STD-348, series TRB, socket contact.
8. Other dash numbers -***6 and -***7 are supplied with braid termination lock washer rings. All
previous dash numbers are supplied with standard lock washers (internal tooth .630 max dia. x .022
thick).
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 figure 1 and MIL-STD-348 for dimensions.
Center contact (socket):
Oversize test pin: .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.
2
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business