PART NO.  SPL.PAGE  DESCRIPTION                                                           
ACA5127   15.D.3    Screw -tank unit to tank (6) -(fuel tank, 1500) -changed to ARG923 -
	during 1600 production
ACA5127   16.D.3    Screw -tank unit to tank (6) -(fuel tank, 1600) -changed to ARG923 -
	during 1600 production
ACA5127   TC.D.3    Screw -tank unit to tank (6) -(fuel tank, Twin Cam)

Screw for fuel tank sending unit to tank. #3BA x 1/2 (34.8 TPI)

-Moss Motors USA number 323-030 -- may be
#8-32-UNC (common) or #8-36-UNF (more rare).

Began as ACA5127 Hex Head Screw for MGA 1500.
Changed to ARG923 Slotted Pan Head Screw for MGA 1600.
Superseded by 53K165 Phillips Round Head Screw (after end of production)
This number 53K165 does not appear in any of the MGA Service Parts Lists.

See ARG923 for more inforation.