We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
ARMSTRONG INTERNATIONAL Steam Trap: Cast Iron, 1/2 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max. - Cast Iron In-line Float & Thermostatic Steam Traps
ARMSTRONG INTERNATIONALCast Iron In-line Float & Thermostatic Steam Traps

ARMSTRONG INTERNATIONAL Steam Trap: Cast Iron, 1/2 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max.

The ARMSTRONG INTERNATIONAL Steam Trap is a Cast Iron In-line Float & Thermostatic Steam Trap, model 75AI2 from the AI series. It features a 1/2 in FNPT connection, a stainless steel float, and is designed for…

SKU 3G-OTH-72974

Brand
ARMSTRONG INTERNATIONAL
Item
Steam Trap: Cast Iron, 1/2 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max.
Category
Cast Iron In-line Float & Thermostatic Steam Traps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

ARMSTRONG INTERNATIONAL
Manufacturer Part Number
75AI2
Type
1,800 lb/hr, In-line
FNPT
1/2 in
Max.
75 psi
Float Material
Stainless Steel
Manufacturer Series
AI
Installation Orientation
Horizontal
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ARMSTRONG INTERNATIONAL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARMSTRONG INTERNATIONAL Steam Trap is a Cast Iron In-line Float & Thermostatic Steam Trap, model 75AI2 from the AI series. It features a 1/2 in FNPT connection, a stainless steel float, and is designed for horizontal installation. This unit has a maximum capacity of 1,800 lb/hr, with a maximum pressure of 75 psi and a maximum temperature of 377°F.

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 in-line float & thermostatic steam traps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
Steam Trap: Cast Iron, 1 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max., In-line (MPN 75AI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 1 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max., In-line (MPN 75AI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
Steam Trap: Cast Iron, 1 in FNPT, 2,100 lb/hr, 15 psi Max., 377°F Max., In-line (MPN 15BI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 1 in FNPT, 2,100 lb/hr, 15 psi Max., 377°F Max., In-line (MPN 15BI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
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.
ARMSTRONG INTERNATIONAL
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.
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.
ARMSTRONG INTERNATIONAL
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.

More from ARMSTRONG INTERNATIONAL

View all ARMSTRONG INTERNATIONAL parts →
Steam Trap: Cast Iron, 1 in FNPT, 2,300 lb/hr, 30 psi Max., 377°F Max., In-line (MPN 30BI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 1 in FNPT, 2,300 lb/hr, 30 psi Max., 377°F Max., In-line (MPN 30BI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
Steam Trap: Cast Iron, 3/4 in FNPT, 1,100 lb/hr, 175 psi Max., 377°F Max., In-line (MPN 175AI3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 3/4 in FNPT, 1,100 lb/hr, 175 psi Max., 377°F Max., In-line (MPN 175AI3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
Steam Trap: Cast Iron, 3/4 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max., In-line (MPN 75AI3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 3/4 in FNPT, 1,800 lb/hr, 75 psi Max., 377°F Max., In-line (MPN 75AI3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
Steam Trap: Cast Iron, 1/2 in FNPT, 1,100 lb/hr, 175 psi Max., 377°F Max., In-line (MPN 175AI2). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 1/2 in FNPT, 1,100 lb/hr, 175 psi Max., 377°F Max., In-line (MPN 175AI2). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
Steam Trap: Cast Iron, 1 in FNPT, 1,100 lb/hr, 175 psi Max., 377°F Max., In-line (MPN 175AI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 1 in FNPT, 1,100 lb/hr, 175 psi Max., 377°F Max., In-line (MPN 175AI4). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: AI.
Steam Trap: Cast Iron, 1/2 in FNPT, 2,100 lb/hr, 30 psi Max., 353°F Max., In-line (MPN 30BI2). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 1/2 in FNPT, 2,100 lb/hr, 30 psi Max., 353°F Max., In-line (MPN 30BI2). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
Steam Trap: Cast Iron, 3/4 in FNPT, 1,200 lb/hr, 30 psi Max., 353°F Max., In-line (MPN 30BI3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
ARMSTRONG INTERNATIONAL
Steam Trap: Cast Iron, 3/4 in FNPT, 1,200 lb/hr, 30 psi Max., 353°F Max., In-line (MPN 30BI3). Key specifications — Brand: ARMSTRONG INTERNATIONAL; Installation Orientation: Horizontal; Float Material: Stainless Steel; Manufacturer Series: BI.
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.
ARMSTRONG INTERNATIONAL
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.