Bell & Gossett B138-1 #8 Brass Dual Unit Valve 1/2" NPT 30 PSI Relief 12 PSI Reducing
Reducing valves fill the system to a preset pressure for optimum performance. Combination dual unit valves include pressure reducing valve and relief valve. Both Valves are equipped with an EPDM diaphragm. The diaphragm operated relief valve operates with a low differential between opening and closing pressures. The diaphragm operated pressure reducing valve is equipped with an inlet strainer and built-in low inlet pressure check valve.

• Low inlet pressure check valve help prevent loss of system pressure if the supply water drops below system pressure
• Convenient cleanable strainer is designed to prevent dirt and sediment from entering the system
• Relief and B-38 pressure reducing component valves

Sid Harvey Item #:B138-1: Replaces Part #:'s : B138-1R | B143-12 | B144-1A,
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Bell & Gossett B138

Bell & Gossett B138-12 Low Pressure Reducing Valve 1/2" NPT 10-25 PSI
Reducing valves protect heating and plumbing systems against excessive line pressures. They are factory set at specified limits although adjustment is easily made. Equipped with built-in-strainer and low inlet pressure check valve.

• Fast fill feature reduces start-up time and labor
• Low inlet pressure check valve help prevent loss of system pressure if the supply water drops below system pressure
• Convenient cleanable strainer is designed to prevent dirt and sediment from entering the system
• Flexible system connection
• Brass body construction is highly resistant to corrosion - ideal for water systems
• Protect heating and plumbing systems against excessive line pressures
• Equipped with built-in-strainer and low inlet pressure check valve
• Construction: diaphragm EPT with special insert, EPDM check valve and insert, brass valve plate, strainer and strainer nut wetted parts, steel non-wetted parts
• 12 psig factory set pressure, 125 psig maximum working pressure

Sid Harvey Item #:B138-12: Replaces Part #:'s : B138-12R,
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Bell & Gossett B138-10A

Bell & Gossett provides an entire range of booster pumps. The designs of these pumps are based on three-part configuration which offers complete field repairability and compact construction. All Bell & Gossett boosters are equipped with the incomparable B&G manufactured motor for quiet and efficient operation.

Sid Harvey Item #:B51-1: Replaces Part #:'s : 1W008,
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Bell & Gossett B51

Bell & Gossett B7-12 Cast Brass Pressure Reducing Valve, 3/4", NPT, 10 - 25 psig

• Fast fill feature reduces start-up time and labor
• Low inlet pressure check valve help prevent loss of system pressure if the supply water drops below system pressure
• Convenient cleanable strainer is designed to prevent dirt and sediment from entering the system Brass body construction is highly resistant to corrosion-ideal for water systems
• Reducing valves protect heating and plumbing systems against excessive line pressures
• Equipped with built-in-strainer and low inlet pressure check valve
• They are factory set at specified limits although adjustment is easily made
• Construction - cast brass body, with special insert diaphragm, EPDM check valve, brass seat, brass with EPDM insert stem, brass valve plate, stainer and strainer nut wetted parts and steel non-wetted parts

Sid Harvey Item #:B138-10A: Replaces Part #:'s : B138-10R,
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Bell & Gossett B138-1

Bell & Gossett B138-LF F3 Brass Dual Unit Valve 1/2" NPT 30 PSI Relief x 12 PSI Reducing

Bell & Gossett B138-8A

Bell & Gossett Comfort-Trol 109054 Operator and Bonnet Assembly Conversion Kit for Zone Control Valves, 3/4", Sweat

• MCP-12 operator and bonnet assembly conversion kit converts modumate (old style) valves to comfort trol (new style) valves
• 24 VAC , 50/60 Hz single phase operator
• Unique torsion spring for smooth opening and closing
• Reliable leaf-type stack switch
• solderless electrical connection

Sid Harvey Item #:B162-3: Replaces Part #:'s : 3437,
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Bell & Gossett 189139

Bell & Gossett Circulator Flange Bronze used on Series 100B Pumps, Series NBF-22 Pumps, Series PRAB Pumps, Series NBF-12F/LW Pumps, Series NBF-33 Pumps, Series PL-30B Pumps, Series PL-36B Pumps
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Beckett Parts 52100U

Bell & Gossett 101001 Cast Iron Circulator Flange, 3/4", NPT

Sid Harvey Item #:B63-10: Replaces Part #:'s : B63,
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Bell & Gossett B60A

Bell & Gossett 101002 Red Cast Iron Circulator Flange, 1" NPT

Sid Harvey Item #:B63-11: Replaces Part #:'s : B53-129 | B63-1 |,

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Bell & Gossett B63-10

Bell & Gossett 101003 Cast Iron Flange, 1-1/4", NPT

Sid Harvey Item #:B63-12: Replaces Part #:'s : B53-130 | B63-2 |,
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Bell & Gossett B63-11

Bell & Gossett B63-13 Iron Circulator Flange 1-1/2" FPT,
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Bell & Gossett B63-12