Regulating Pilots

Pressure reducing pilot for 20-150psi range with black spring, cast steel body max 600psig/750F
Spence part no. P-D-S1A1NS

Type T14 pilot cast iron,10-ft bronze capillary length, 70-170F temp range with the standard 700 bronze bulb, Thermostat Size 20.5 × 1 inch NPT, for Steam service
Spence part no. P-T14-C1S1CA11

Type T134 pilot cast iron,10-ft bronze capillary length, 70-170F temp range with the standard 700 bronze bulb for Steam service
Spence part no. P-T134-C1S1CA11

Spence Pressure Reducing Pilot Model D5 with Orange Spring 5-25 Range, Cast Iron
Spence part no. P-D5-C1A1JS

Pressure reducing pilot for 5-50psi range with orange spring, cast steel body max 600psig/750F
Spence part no. P-D-S1A1KS

Spence Model Q Back Pressure Pilot Cast Iron, 10-100 psi range
Spence part no. P-Q-C1A1HS

Spence Air Pilot for pressure control at medium to high pressure, Cast Iron, 2-5/8:1 Air Ratio
Spence part no. P-A43-C1A9AS

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