ShieldOr a pile Azure on a fess Gules a cable fesswise Or.
CrestThat or the regiments and separate battalions of the Florida Army National Guard: On a wreath of the colors Or and Azure, an alligator statant Proper.
MottoSUPPORT AND ON TIME.
ShieldThe pile, a symbol of support, alludes to the varied aspects in the Support Battalion and the cable symbolizes the linking together of these services in the accomplishment of their mission.
CrestThe crest is that of the Florida Army National Guard.
The coat of arms was originally approved for the 53d Support Battalion on 22 December 1965. It was reassigned to the current 53d Support Battalion on 8 May 1969.