MIL-DTL-28731/23G
TABLE II. Wire size verses contact resistance and low level circuit resistance.
Contact resistance
Low level circuit resistance
Wire
Maximum
Maximum
Test
Maximum
Test
Maximum
size
contact
contact
current
current
potential
potential
(AWG)
resistance
resistance
(amperes) drop (mV)
(amperes) drop (mV)
(mΩ)
(mΩ)
16
8.5
59.5
7.0
.001
7.0
7.0
18
8.5
59.5
7.0
.001
8.0
8.0
20
7.5
52.5
7.0
.001
10.0
10.0
Changes from previous issue. Marginal notations are not used in this revision to identify changes with respect
to the previous issue due to the extent of the changes.
Referenced documents. In addition to MIL-DTL-28731, this document references the following:
ASTM B16/B16M
SAE-AMS-QQ-N-290
MIL-DTL-16878/7
ASTM B36
NEMA HP-3
MIL-DTL-16878/19
ASTM B121
ASTM B124/B124M
ASTM B488
CONCLUDING MATERIAL
Custodians:
Preparing activity:
Army - CR
DLA - CC
Navy - EC
Air Force - 11
(Project 5935-4508-002)
DLA - CC
Review activities:
Army - AR, AT, AV, CR4, MI
Navy - AS, MC, OS
Air Force - 19, 99
NOTE: The activities listed above were interested in this document as of the date of this document. Since
organization and responsibilities can change, you should verify the currency of information above using the
ASSIST Online database at https://www.dodssp.daps.mil.
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