| ACTUATING MEDIUM | MERCURYMERCURY |
| BULB TIP OUTSIDE DIAMETER | 0.625 INCHES NOMINAL0.625 INCHES NOMINAL |
| DESIGN TYPE | FLUCTUATINGFLUCTUATING |
| EXTERNAL THREAD SIZE | 3/4 IN. NPT3/4 IN. NPT |
| FEATURES PROVIDED | LENS MAGNIFYING FRONT AND LENS MAGNIFYING FRONT AND EXPANSION CHAMBEREXPANSION CHAMBER |
| INTERNAL THREAD SIZE | 1-1/4 IN. 18NEF21-1/4 IN. 18NEF2 |
| MATERIAL | BRASS OR IRON MALLEABLE OR STEEL OR ALUMINUM ALLOY METER CASE |
| SOCKET OVERALL LENGTH | 4.375 INCHES NOMINAL4.375 INCHES NOMINAL |
| SCALE ADJUSTMENT VARIATION | 2 DIVISION2 DIVISION |
| SCALE INSCRIPTION/BACKGROUND COLOR | BLACK MARKING ON SILVER BACKGROUNDBLACK MARKING ON SILVER BACKGROUND |
| SCALE SMALLEST INCREMENT | 2.0 DEG FAHRENHEIT2.0 DEG FAHRENHEIT |
| SCALE TYPE | METAL NONMAGNETICMETAL NONMAGNETIC |
| SEPARABLE SOCKET STYLE | PLAIN SOCKETPLAIN SOCKET |
| TIP LENGTH | 2.625 INCHES NOMINAL2.625 INCHES NOMINAL |