MIL-DTL-12520/8B
REQUIREMENTS
Connectors covered by this specification shall have the electrical ratings specified in table I.
TABLE I. Electrical ratings.
Limiting operating
Nominal
voltage (sea level)
current
Connector type
AC
DC
Amperes
UW2020MA00
900
1,250
41
UW2020MB00
900
1,250
22
Dimensions and configurations: See figures 1 and 2.
Design and construction: Connectors shall be of the design, construction, and physical dimensions
specified on figure 1.
Mounting nut: The mounting nut shall be as specified on figure 2. Material shall be brass conforming
to ASTM-B36 and ASTM-B121, and shall be cadmium plated in accordance with class 1, type II, of
SAE-AMS-QQ-P-416. The resulting finish shall be olive drab in color.
This receptacle connector mates with MIL-C-12520/5 and MIL-C-12520/16.
Dielectric withstanding voltage: Test in accordance with MIL-DTL-12520, except that the test potential
shall be 2,800 volts (rms).
Cover and chain assemblies: Cover and chain assemblies are in accordance with style 2X of
MIL-C-12520/12.
Marginal notations are not used in this revision to identify changes with respect to the previous issue
due to the extensiveness of the changes.
Reference documents. In addition to MIL-DTL-12520, this document references the following:
ASTM-B36
ASTM-B121
MIL-C-12520/5
MIL-C-12520/12
MIL-C-12520/16
SAE-AMS-QQ-P-416
4
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