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

3G Electric
RFQ CartGet a QuoteSign inSign up
ASAHI Full Face Flange Gasket: Class 150, EPDM, For 4 in Pipe, 5/64 in Thick - Low-Torque EPDM Full-Face Gaskets with Inner Ring
ASAHILow-Torque EPDM Full-Face Gaskets with Inner Ring

ASAHI Full Face Flange Gasket: Class 150, EPDM, For 4 in Pipe, 5/64 in Thick

The ASAHI Full Face Flange Gasket is a Class 150, low-torque EPDM full-face gasket with an inner ring, designed for 4-inch pipe. It features a 5/64-inch thickness and a 4 1/2-inch inside diameter, supplied in black…

SKU 3G-OTH-474781

Brand
ASAHI
Item
Full Face Flange Gasket: Class 150, EPDM, For 4 in Pipe, 5/64 in Thick
Category
Low-Torque EPDM Full-Face Gaskets with Inner Ring
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

ASAHI
Manufacturer Part Number
3113040
Type
EPDM, For 4 in Pipe, Black
Thick
5/64 in
Inside Dia
4 1/2 in
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

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

Product Description

The ASAHI Full Face Flange Gasket is a Class 150, low-torque EPDM full-face gasket with an inner ring, designed for 4-inch pipe. It features a 5/64-inch thickness and a 4 1/2-inch inside diameter, supplied in black (MPN 3113040).

Frequently Asked Questions

What is the ASAHI 3113040 full face flange gasket used for?

The ASAHI 3113040 is a Class 150 low-torque EPDM full-face flange gasket with an inner ring, designed to seal 4-inch pipe flanges in industrial fluid handling systems. It is commonly used in water, wastewater, and chemical processing applications where reliable, corrosion-resistant sealing is required.

What are the specifications of the ASAHI 3113040 gasket?

The ASAHI 3113040 is a full-face flange gasket rated Class 150, made from EPDM, for 4-inch pipe. It has a thickness of 5/64 in and an inside diameter of 4 1/2 in. The gasket is black and includes an inner ring for improved sealing performance.

Where to buy the ASAHI 3113040 gasket worldwide?

3G Electric supplies the ASAHI 3113040 full-face flange gasket to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this genuine ASAHI part for your piping system.

How to install the ASAHI 3113040 full-face flange gasket?

To install the ASAHI 3113040, clean both flange faces thoroughly, then center the gasket over the bolt holes. Tighten bolts in a star pattern to the torque specified for Class 150 flanges, avoiding over-torquing. The low-torque EPDM design helps achieve a reliable seal without excessive force.

Used in

Common applications for ASAHI
Chemical processing — ASAHI PVDF diaphragm valves with PTFE diaphragms for handling corrosive acids and solvents
Water treatment — ASAHI PVC ball valves with full-port design for flow control in filtration and distribution systems
Semiconductor manufacturing — ASAHI CPVC ball valves for high-purity water and chemical delivery at elevated temperatures
Potable water systems — ASAHI non-rising stem PVC gate valves with Class 150 flanges for isolation in municipal supply lines
Industrial automation — ASAHI electrically actuated PVC ball valves with manual override for remote process control
Maintenance and repair — ASAHI replacement Y-strainer screens in PVC mesh for debris removal in piping networks

ASAHI Products

3G Electric supplies ASAHI low-torque epdm full-face gaskets with inner ring. 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 ASAHI

View all ASAHI parts →
Full Face Flange Gasket: Class 150, EPDM, For 4 in Pipe, 5/64 in Thick, 4 1/2 in Inside Dia, Black (MPN 3114040). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 4 in Pipe, 5/64 in Thick, 4 1/2 in Inside Dia, Black (MPN 3114040). Key specifications — Brand: ASAHI.
Full Face Flange Gasket: Class 150, EPDM, For 12 in Pipe, 5/64 in Thick, 12 3/4 in Inside Dia, Black (MPN 3113120). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 12 in Pipe, 5/64 in Thick, 12 3/4 in Inside Dia, Black (MPN 3113120). Key specifications — Brand: ASAHI.
Full Face Flange Gasket: Class 150, EPDM, For 10 in Pipe, 5/64 in Thick, 10 3/4 in Inside Dia, Black (MPN 3113100). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 10 in Pipe, 5/64 in Thick, 10 3/4 in Inside Dia, Black (MPN 3113100). Key specifications — Brand: ASAHI.
Full Face Flange Gasket: Class 150, EPDM, For 6 in Pipe, 5/64 in Thick, 6 5/8 in Inside Dia, Black (MPN 3113060). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 6 in Pipe, 5/64 in Thick, 6 5/8 in Inside Dia, Black (MPN 3113060). Key specifications — Brand: ASAHI.
Full Face Flange Gasket: Class 150, EPDM, For 12 in Pipe, 5/64 in Thick, 12 3/4 in Inside Dia, Black (MPN 3114120). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 12 in Pipe, 5/64 in Thick, 12 3/4 in Inside Dia, Black (MPN 3114120). Key specifications — Brand: ASAHI.
Full Face Flange Gasket: Class 150, EPDM, For 5 in Pipe, 5/64 in Thick, 5 9/16 in Inside Dia, Black (MPN 3113050). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 5 in Pipe, 5/64 in Thick, 5 9/16 in Inside Dia, Black (MPN 3113050). Key specifications — Brand: ASAHI.
Full Face Flange Gasket: Class 150, EPDM, For 3 in Pipe, 5/64 in Thick, 3 1/2 in Inside Dia, Black (MPN 3113030). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 3 in Pipe, 5/64 in Thick, 3 1/2 in Inside Dia, Black (MPN 3113030). Key specifications — Brand: ASAHI.
Full Face Flange Gasket: Class 150, EPDM, For 1/2 in Pipe, 5/64 in Thick, 13/16 in Inside Dia, Black (MPN 3113005). Key specifications — Brand: ASAHI.
ASAHI
Full Face Flange Gasket: Class 150, EPDM, For 1/2 in Pipe, 5/64 in Thick, 13/16 in Inside Dia, Black (MPN 3113005). Key specifications — Brand: ASAHI.