Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
ARMSTRONG 805188-111K Standard Flange Kit, 3 in FNPT, Cast Iron, EPDM Gasket - Standard Flanges
ARMSTRONGStandard Flanges

ARMSTRONG 805188-111K Standard Flange Kit, 3 in FNPT, Cast Iron, EPDM Gasket

The ARMSTRONG Standard Flanges kit (SKU 3G-OTH-83387) includes two 3-inch FNPT flanges with a cast iron body and EPDM gasket material, plus a hardware kit. It is compatible with the ARMSTRONG S-45 model and is…

SKU 3G-OTH-83387

Also listed as: 805188111K · 805188 111K

Brand
ARMSTRONG
Item
805188-111K Standard Flange Kit, 3 in FNPT, Cast Iron, EPDM Gasket
Part Number
805188-111K
Category
Standard Flanges
Available to Order
Also known as:805188-111KARMSTRONG
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ARMSTRONG
Manufacturer Part Number
805188-111K
Includes
Hardware Kit
Body Material
Cast Iron
Gasket Material
EPDM
Compatible with Manufacturer Model Number
S-45

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

Product Description

The ARMSTRONG Standard Flanges kit (SKU 3G-OTH-83387) includes two 3-inch FNPT flanges with a cast iron body and EPDM gasket material, plus a hardware kit. It is compatible with the ARMSTRONG S-45 model and is identified by manufacturer part number 805188-111K.

Frequently Asked Questions

What is the ARMSTRONG 805188-111K flange kit used for?

The ARMSTRONG 805188-111K flange kit is used to connect piping in industrial steam and fluid systems. It includes two 3-inch FNPT flanges with a cast iron body and EPDM gasket, plus a hardware kit, and is compatible with the ARMSTRONG S-45 model.

What are the specifications of the ARMSTRONG 805188-111K flange kit?

The ARMSTRONG 805188-111K flange kit includes two 3-inch FNPT flanges with a cast iron body and EPDM gasket material. It comes with a hardware kit and is compatible with the ARMSTRONG S-45 model. The manufacturer part number is 805188-111K.

Where to buy ARMSTRONG flange kits worldwide?

You can source the ARMSTRONG 805188-111K flange kit worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times.

How to install the ARMSTRONG 805188-111K flange kit?

To install the ARMSTRONG 805188-111K flange kit, align the two 3-inch FNPT flanges with the mating pipe flanges, insert the EPDM gasket between them, and tighten the hardware kit bolts evenly in a cross pattern to the manufacturer's recommended torque. Ensure proper alignment to prevent leaks.

Used in

Common applications for ARMSTRONG
Hydronic heating systems — ARMSTRONG general-purpose inline circulator pump 182202-657 for potable water circulation
Pump motor replacement — ARMSTRONG pump motor 817025-007 for S&H 4-Series circulator pumps
Flange installation on E32.2HT pumps — ARMSTRONG flange hardware kit 810120-353K with steel bolts and rubber gaskets
Bearing replacement in H-32 series pumps — ARMSTRONG bearing assembly 816549MF-091 for in-line circulating pumps
Piping system connections — ARMSTRONG standard flanges 806074-621k for H-6 6 model with stainless steel and EPDM
Retrofit of pump flanges — ARMSTRONG flange 561100LF-001 for ASTRO EXPRESS 2 SYSTEM union-type connections
Not sure this is the right part? Photo-identify it

ARMSTRONG Products

3G Electric supplies ARMSTRONG standard flanges. 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

More from ARMSTRONG

View all ARMSTRONG parts
ARMSTRONG
ARMSTRONG
This ARMSTRONG flange set includes two stainless steel flanges with EPDM gaskets, each featuring a 1-1/2 in NPT connection. Designed for industrial piping systems, these flanges join pipes or connect equipment such as pumps, providing a corrosion-resistant seal for water, steam, or chemical applications
ARMSTRONG
ARMSTRONG
Standard flange for connecting piping in fluid-handling systems. Features 1 1/4 in NPT connection, stainless steel body, and EPDM gasket. Includes hardware kit and two flanges per unit. Compatible with ARMSTRONG R20-75 pump or valve
ARMSTRONG
ARMSTRONG
This standard flange features a 1 1/2 in NPT connection, constructed with a stainless steel body and EPDM gasket material. It is used to connect piping in fluid handling systems, providing a secure joint for water or steam applications. The package includes two flanges
ARMSTRONG
ARMSTRONG
Standard flange with 2 in NPT threads, constructed of stainless steel body with EPDM gasket. Includes flanges as part of the assembly. Compatible with ARMSTRONG H-6 6 model. Used for industrial piping connections in fluid handling systems
ARMSTRONG
ARMSTRONG
Set of two standard flanges with 2 1/2 in NPT connections. Body is stainless steel; gasket is EPDM. Used for connecting piping in fluid handling systems, such as water or steam lines
ARMSTRONG
ARMSTRONG
Standard flange set for use in circulating and boosting pump systems. Body is stainless steel with EPDM gasket. Includes two flanges and hardware kit. Compatible with ARMSTRONG model 210ss
ARMSTRONG
ARMSTRONG
Set of two stainless steel flanges with EPDM gaskets for sealing in fluid systems. Features 1-inch NPT connections. Compatible with ARMSTRONG 280ss model

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first