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ARMSTRONG INTERNATIONAL Steam Trap: Cast Iron - Cast Iron C-Pattern Float & Thermostatic Steam Traps
ARMSTRONG INTERNATIONALCast Iron C-Pattern Float & Thermostatic Steam Traps

ARMSTRONG INTERNATIONAL Steam Trap: Cast Iron

The ARMSTRONG INTERNATIONAL Cast Iron C-Pattern Float & Thermostatic Steam Trap (MPN 15B4) is a horizontal-installation steam trap with a stainless steel float. It features a 1 in FNPT connection, a maximum capacity…

SKU 3G-OTH-69747

Brand
ARMSTRONG INTERNATIONAL
Item
Steam Trap: Cast Iron
Category
Cast Iron C-Pattern Float & Thermostatic Steam Traps
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Technical Specifications

ARMSTRONG INTERNATIONAL
Brand
ARMSTRONG INTERNATIONAL
Float Material
Stainless Steel
Manufacturer Series
B
Installation Orientation
Horizontal
Manufacturer Part Number
15B4
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ARMSTRONG INTERNATIONAL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARMSTRONG INTERNATIONAL Cast Iron C-Pattern Float & Thermostatic Steam Trap (MPN 15B4) is a horizontal-installation steam trap with a stainless steel float. It features a 1 in FNPT connection, a maximum capacity of 2,100 lb/hr, a maximum pressure of 15 psi, and a maximum temperature of 377°F, and is part of Manufacturer Series B.

Used in

Common applications for ARMSTRONG INTERNATIONAL
Chemical processing — Armstrong International inverted-bucket steam traps (e.g., 882-050-125) for condensate removal from heat exchangers.
Food and beverage — Armstrong International corrosion-resistant steam traps (e.g., 1811-050-200) for steam tracing on sanitary lines.
Refining — Armstrong International high-pressure steam traps (e.g., 1822-100-650) for process steam mains.
Commercial HVAC — Armstrong International steam spargers (e.g., MS6-1-1/4") for hot water generation in boiler systems.
Pharmaceutical — Armstrong International stainless-steel steam traps (e.g., 1811-050-400) for clean steam applications.
Power generation — Armstrong International cast-iron steam traps (e.g., 883-075-250) for turbine drain lines.

ARMSTRONG INTERNATIONAL Products

3G Electric supplies ARMSTRONG INTERNATIONAL cast iron c-pattern float & thermostatic steam traps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Steam Trap: Cast Iron, 1 1/2 in FNPT, 3,100 lb/hr, 15 psi Max., 377°F Max., C Pattern (MPN 15B6). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: B.
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Steam Trap: Cast Iron, 1/2 in FNPT, 1,200 lb/hr, 15 psi Max., 353°F Max., In-line (MPN 15BI2). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
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Steam Trap: Ductile Iron, 2 in FNPT, 13,000 lb/hr, 300 psi Max., 650°F Max., C Pattern (MPN 300JD8). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: JD.
Steam Trap: Cast Iron, 3/4 in FNPT, 1,200 lb/hr, 15 psi Max., 353°F Max., In-line (MPN 15BI3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
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Steam Trap: Cast Iron, 2 in FNPT, 7,100 lb/hr, 175 psi Max., 377°F Max., C Pattern (MPN 175A8). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: A.
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Steam Trap: Cast Iron, 1/2 in FNPT, 1,200 lb/hr, 15 psi Max., 353°F Max., C Pattern (MPN 15B2). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: B.
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Steam Trap: Cast Iron, 1/2 in FNPT, 1,200 lb/hr, 15 psi Max., 353°F Max., C Pattern (MPN 15B2). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: B.
Steam Trap: Cast Iron, 3/4 in FNPT, 1,400 lb/hr, 30 psi Max., 353°F Max., C Pattern (MPN 30B3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: B.
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Steam Trap: Cast Iron, 3/4 in FNPT, 1,400 lb/hr, 30 psi Max., 353°F Max., C Pattern (MPN 30B3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: B.
Steam Trap: Cast Iron, 1 1/4 in FNPT, 2,800 lb/hr, 30 psi Max., 377°F Max., C Pattern (MPN 30B5). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: B.
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Steam Trap: Cast Iron, 1 1/4 in FNPT, 2,800 lb/hr, 30 psi Max., 377°F Max., C Pattern (MPN 30B5). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: B.
Steam Trap: Cast Iron, 3/4 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max., C Pattern (MPN 75A3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: A.
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Steam Trap: Cast Iron, 3/4 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max., C Pattern (MPN 75A3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: A.
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Steam Trap: Cast Iron, 1 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max., C Pattern (MPN 754A4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel.
Steam Trap: Cast Iron, 1 1/4 in FNPT, 2,000 lb/hr, 175 psi Max., 377°F Max., C Pattern (MPN 175A5). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: A.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 1 1/4 in FNPT, 2,000 lb/hr, 175 psi Max., 377°F Max., C Pattern (MPN 175A5). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: A.
Steam Trap: Cast Iron, 3/4 in FNPT, 1,150 lb/hr, 175 psi Max., 377°F Max., C Pattern (MPN 175A3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: A.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 3/4 in FNPT, 1,150 lb/hr, 175 psi Max., 377°F Max., C Pattern (MPN 175A3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: A.