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Parts & Accessories: Unloader Valves

Unloader Valves

760 Series

725 Series

Simpson 760

Simpson 725

Need repairs to either of these two unloader valves?
Send it to the experts

We can also rebuild these unloader valves for you.

Simply send them to us by way of UPS

Repair Kit for 760 RK-760-01 / 3000 & under  $95.00

Repair Kit for 760 RK-760-02 /3200 & over    $97.00

Repair Kit for 725 RK-725-01                      $99.00

Rebuild either valve  $ 125.00


SUTTNER UNLOADER VALVE MODEL ST 261

Suttner Unloader Valve St 261

Pressure

3600 PSI

Temperature

176 Degrees F

Maximum Flow Rate

8 GPM

Inlet / Outlet

3/8-NPT Female / 3/8-NPT Female

Weight

22.5 oz.

 

PART # ST-261

PRICE $59.95


SUTTNER UNLOADER VALVE MODEL ST 261-INJECTOR

Suttner Unloader Valve St 261-I

Pressure

3600 PSI

Temperature

176 Degrees F

Maximum Flow Rate

8 GPM

Inlet / Outlet

3/8-NPT Female / 3/8-NPT Female

Weight

23 oz.

 

PART # ST-261 I

PRICE $64.95


SUTTNER UNLOADER VALVE MODEL ST 261 S

Suttner Unloader Valve ST 261 S

Pressure

3600 PSI

Temperature

176 Degrees F

Maximum Flow Rate

8 GPM

Inlet / Outlet

3/8-NPT Female / 3/8-NPT Female

Weight

30 oz.

 

PART # ST-261 S

PRICE $94.95


SUTTNER UNLOADER VALVE MODEL ST 280

Suttner Unloader Valve ST 280

Pressure

4060 PSI

Temperature

176 Degrees F

Maximum Flow Rate

8 GPM

Inlet / Outlet

3/8-NPT Female / 3/8-NPT Female

Weight

27.5 oz.

 

PART # ST-280

PRICE $69.95


GENERAL PUMP UNLOADER VALVE MODEL W2

Without Chemical Injector

Suttner Unloader Valve W2

Pressure

3000 PSI

Temperature

200 Degrees F

Maximum Flow Rate

6.0 GPM

Inlet / Outlet

1/2 NPT Female / 3/8 NPT Female

Weight

2.0 lbs

 

PART # ZKW2LSC

PRICE $

GENERAL PUMP UNLOADER VALVE MODEL YU2140

Green Spring 4000 PSI

Pressure

4000 PSI

Temperature

200 degrees F

Maximum Flow Rate

21 GPM

Inlet / Outlet

1/2 NPT Female / 1/2 NPT Female

Weight

3.2 lbs

 

PART #YU2140

PRICE $

GENERAL PUMP UNLOADER VALVE MODEL YU2121

Yellow Spring 2200 PSI

GREEN SPRING

SHOWN

Pressure

2200 PSI

Temperature

200 degrees F

Maximum Flow Rate

21 GPM

Inlet / Outlet

1/2 NPT Female / 1/2 NPT Female

Weight

3.2 lbs

 

PART #YU2121

PRICE $

Unloader Valve Repair Kits

Repair kits for unloader valves are available.