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

3G Electric
ARMSTRONG 816011-211K Standard Flange Kit, 1-1/4 in FNPT, Cast Iron, EPDM Gasket - Standard Flanges
ARMSTRONGStandard Flanges

ARMSTRONG 816011-211K Standard Flange Kit, 1-1/4 in FNPT, Cast Iron, EPDM Gasket

The ARMSTRONG Flange Kits: 1 1/4 in are standard flanges designed for use with the ARMSTRONG model 4360B-1.25. Each kit includes two cast iron flanges with 1 1/4 in FNPT connections and an EPDM gasket, identified by…

SKU 3G-OTH-83645

Also listed as: 816011211K · 816011 211K

Brand
ARMSTRONG
Item
816011-211K Standard Flange Kit, 1-1/4 in FNPT, Cast Iron, EPDM Gasket
Part Number
816011-211K
Category
Standard Flanges
Available to Order
Also known as:816011-211KARMSTRONG
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ARMSTRONG
Manufacturer Part Number
816011-211K
Type
816011-211K, Flange
FNPT
1 1/4 in
Includes
Flanges
Body Material
Cast Iron
Gasket Material
EPDM
Flanges Included
2
Compatible with Manufacturer Model Number
4360B-1.25

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 Flange Kits: 1 1/4 in are standard flanges designed for use with the ARMSTRONG model 4360B-1.25. Each kit includes two cast iron flanges with 1 1/4 in FNPT connections and an EPDM gasket, identified by manufacturer part number 816011-211K.

Frequently Asked Questions

What is the ARMSTRONG Flange Kit 816011-211K used for?

The ARMSTRONG Flange Kit 816011-211K is used to connect piping to ARMSTRONG model 4360B-1.25 equipment. It includes two cast iron flanges with 1 1/4 in FNPT connections and an EPDM gasket, providing a secure, leak-resistant joint in industrial steam or fluid systems.

What are the specifications of the ARMSTRONG Flange Kit 816011-211K?

The kit includes two cast iron flanges with 1 1/4 in FNPT connections and an EPDM gasket. Body material is cast iron, gasket material is EPDM. It is compatible with ARMSTRONG model 4360B-1.25 and identified by manufacturer part number 816011-211K.

Where to buy ARMSTRONG Flange Kit 816011-211K worldwide?

3G Electric supplies the ARMSTRONG Flange Kit 816011-211K worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the ARMSTRONG Flange Kit 816011-211K?

Installation requires aligning the two cast iron flanges with the mating equipment, inserting the EPDM gasket between them, and tightening bolts evenly in a cross pattern to the manufacturer's torque specification. Ensure pipe threads are clean and sealed before assembly.

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