MIL-PRF-39012/21B
TABLE III. Cross reference of PINs.
PIN
Substitute for type 1/
designation
M39012/21-0001
UG-625/U
M39012/21-0002
UG-1094/U
M39012/21-0003
1/ The superseded PIN or the type designation is for cross reference only.
The PIN M39012/21-XXXX shall be used in all cases for marking and
identifying the connector.
ENGINEERING DATA
Nominal impedance: 50 ohms.
Frequency range: 0 to 4 GHz.
Voltage rating: 500 volts rms maximum working voltage at sea level. 125 volts rms maximum at
70,000 feet (4.437 kPa).
Temperature rating: -65°C to +165°C.
REQUIREMENTS
Design and construction: See figure 1.
Center contacts: 4 pounds (17.8 N), minimum axial force. 4 inch-ounces (0.03 Nm) minimum radial
torque.
Force to engage and disengage:
Longitudinal force 3 pounds (13.34 N), maximum.
Torque 2.5 inch-pounds (0.28 Nm), maximum.
Coupling mechanism retention force:
Not applicable.
Mating characteristics:
See MIL-STD-348 for mating dimensions.
Contacts with spring members:
Center contact (female):
Oversize test pin: .057 inch (1.45 mm) diameter minimum (non-closed entry contacts only).
Insertion depth: .125 inch (3.17 mm) minimum.
Number of insertions: 1.
Insertion force test: Steel test pin diameter - .054 inch (1.37 mm) minimum.
Test pin finish: 16 microinches (0.406 µm).
Insertion force: 2 pounds (8.90 N), maximum.
Withdrawal force test: Steel test pin diameter - .052 inch (1.32 mm), maximum.
Withdrawal force: 2 ounces (0.56 N), minimum.
Test pin finish: 16 microinches (0.406 µm).
4
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business