This Thermometer will fit most older tanks, Surge, GEA, Koolway, Delaval.
2 1/2" Face
2-7/8" OD (Measurement of outside Flange)
5 Foot tube
2 1/2" x 3/8" Bulb
2-3/16" Distance between mounting screws
Replaces:
GEA 4999-1010-351 & 7750-0080-319
Surge 80319