Air Force AFSC3E4X1
Water and Fuel Systems Maintenance
Install and maintain water treatment and distribution systems, boilers, and petroleum pipeline facilities.
Required ASVAB Scores
M
Mechanical (Air Force)
≥ 47
Air Force Mechanical composite. Measures mechanical comprehension and general science knowledge. Required for maintenance and mechanical AFSCs.
Made from these subtests:
MC= Mechanical Comprehension
GS= General Science
ASVAB Subtest Reference
Composite scores are calculated from individual ASVAB subtests. Here's what the abbreviations mean:
VEVerbal Expression
ARArithmetic Reasoning
MKMathematics Knowledge
GSGeneral Science
ASAuto & Shop
EIElectronics Information
MCMechanical Comprehension
CSCoding Speed
PCParagraph Comprehension
WKWord Knowledge
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