Regulating Pilots

Spence Air Pilot for pressure control at medium pressures, Cast Iron, 4:1 Air Ratio
Spence part no. P-A53-C1A9AS

Spence Air Pilot for pressure control at high delivery pressures and low air loading pressures 0-95 Range, Cast Iron, 6-2/3:1 Air Ratio
Spence part no. P-A73-C1A9AS

Spence Air Loading Vacuum Pilot for temperature control Cast Iron, 1:1 Air Ratio
Spence part no. P-A83-C1A9AS

Spence Air Adjusted Vacuum Pilot for temperature control at lower delivery pressures, Cast Iron, 2-3/8:1 Air Ratio
Spence part no. P-A84-C1A9AS

Air adjusted pilot for air only, 0-55psi delivery pressure and 0-60psi air loading pressure. 1:1 Air Ratio
Spence part no. P-A-C1A9AS

Spence Air Adjusted Vacuum Pilot for temperature, pressure and vacuum control, Cast Iron, 3-7/8:1 Air Ratio
Spence part no. P-A85-C1A9AS

Type T134 pilot cast iron, 10-ft bronze capillary length, 120-220F temp range with the standard 700 bronze bulb for Steam service
Spence part no. P-T134-C1S1DA11

Type T134, cast iron, 10-ft bronze capillary length, 70-170F temp range with 704 bronze bulb for Steam service
Spence part no. P-T134-C1S1CE11

Type T124 pilot cast iron, 10-ft bronze capillary length, 120-220F temp range with the standard 700 bronze bulb for Steam service
Spence part no. P-T124-C1S1DA11

Type T14 pilot cast iron,10-ft bronze capillary length, 50-150F temp range with the standard 700 bronze bulb, Thermostat Size 20.5 × 1 inch NPT, for Steam service
Spence part no. P-T14-C1S1BA11