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

APPROVED VENDOR Full Face Flange Gasket: Class 150, Buna-N, For 1 1/2 in Pipe, 1/8 in Thick - Food-Grade Buna-N Full-Face Gaskets
APPROVED VENDORFood-Grade Buna-N Full-Face Gaskets

APPROVED VENDOR Full Face Flange Gasket: Class 150, Buna-N, For 1 1/2 in Pipe, 1/8 in Thick

The APPROVED VENDOR Full Face Flange Gasket (SKU 4CYU3) is a Class 150, food-grade Buna-N gasket for 1 1/2 in pipe, with a 1/8 in thickness and 1 7/8 in inside diameter. This product is part of our curated industrial…

SKU 3G-OTH-468675

Brand
APPROVED VENDOR
Item
Full Face Flange Gasket: Class 150, Buna-N, For 1 1/2 in Pipe, 1/8 in Thick
Category
Food-Grade Buna-N Full-Face Gaskets
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

APPROVED VENDOR
Manufacturer Part Number
4CYU3
Type
Buna-N, For 1 1/2 in Pipe
Thick
1/8 in
Inside Dia
1 7/8 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

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

Product Description

The APPROVED VENDOR Full Face Flange Gasket (SKU 4CYU3) is a Class 150, food-grade Buna-N gasket for 1 1/2 in pipe, with a 1/8 in thickness and 1 7/8 in inside diameter. This product is part of our curated industrial supply across 14 departments, backed by specialist expertise in combustion, pumps, and controls.

Frequently Asked Questions

What is a food-grade Buna-N full-face flange gasket used for?

This APPROVED VENDOR gasket creates a leak-proof seal between Class 150 flanges in food-processing, beverage, and sanitary piping systems. Its Buna-N material resists oils, fats, and mild chemicals, making it suitable for applications where food contact is regulated.

What are the specifications of the APPROVED VENDOR 4CYU3 gasket?

The 4CYU3 is a Class 150 full-face flange gasket made of food-grade Buna-N. It fits 1 1/2 in pipe, has a 1/8 in thickness, and a 1 7/8 in inside diameter. The manufacturer part number is 4CYU3, and it is supplied by APPROVED VENDOR.

Where to buy the APPROVED VENDOR 4CYU3 gasket worldwide?

3G Electric supplies the APPROVED VENDOR 4CYU3 full-face flange gasket to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time.

How to select the correct full-face flange gasket for a 1 1/2 in pipe?

Match the gasket's inside diameter to the pipe's outside diameter (1 7/8 in for 1 1/2 in pipe). Ensure the pressure class (Class 150) and material (Buna-N) are compatible with the fluid, temperature, and food-grade requirements. Verify flange facing and bolt-hole alignment.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR food-grade buna-n full-face gaskets. 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 APPROVED VENDOR

View all APPROVED VENDOR parts
Full Face Flange Gasket: Class 150, Buna-N, For 3 in Pipe, 1/8 in Thick, 3 1/2 in Inside Dia, White (MPN 4CYU6). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 3 in Pipe, 1/8 in Thick, 3 1/2 in Inside Dia, White (MPN 4CYU6). Key specifications — Brand: APPROVED VENDOR.
Full Face Flange Gasket: Class 150, Buna-N, For 8 in Pipe, 1/8 in Thick, 8 5/8 in Inside Dia, White (MPN 4CYV1). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 8 in Pipe, 1/8 in Thick, 8 5/8 in Inside Dia, White (MPN 4CYV1). Key specifications — Brand: APPROVED VENDOR.
Full Face Flange Gasket: Class 150, Buna-N, For 3/4 in Pipe, 1/8 in Thick, 1 1/16 in Inside Dia (MPN 4CYU1). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 3/4 in Pipe, 1/8 in Thick, 1 1/16 in Inside Dia (MPN 4CYU1). Key specifications — Brand: APPROVED VENDOR.
Full Face Flange Gasket: Class 150, Buna-N, For 6 in Pipe, 1/8 in Thick, 6 5/8 in Inside Dia, White (MPN 4CYU9). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 6 in Pipe, 1/8 in Thick, 6 5/8 in Inside Dia, White (MPN 4CYU9). Key specifications — Brand: APPROVED VENDOR.
Full Face Flange Gasket: Class 150, Buna-N, For 5 in Pipe, 1/8 in Thick, 5 9/16 in Inside Dia, White (MPN 4CYU8). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 5 in Pipe, 1/8 in Thick, 5 9/16 in Inside Dia, White (MPN 4CYU8). Key specifications — Brand: APPROVED VENDOR.
Full Face Flange Gasket: Class 150, Buna-N, For 1/2 in Pipe, 1/8 in Thick, 13/16 in Inside Dia (MPN 4CYT9). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 1/2 in Pipe, 1/8 in Thick, 13/16 in Inside Dia (MPN 4CYT9). Key specifications — Brand: APPROVED VENDOR.
Full Face Flange Gasket: Class 150, Buna-N, For 4 in Pipe, 1/8 in Thick, 4 1/2 in Inside Dia, White (MPN 4CYU7). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 4 in Pipe, 1/8 in Thick, 4 1/2 in Inside Dia, White (MPN 4CYU7). Key specifications — Brand: APPROVED VENDOR.
Full Face Flange Gasket: Class 150, Buna-N, For 2 in Pipe, 1/8 in Thick, 2 3/8 in Inside Dia, White (MPN 4CYU4). Key specifications — Brand: APPROVED VENDOR.
APPROVED VENDOR
Full Face Flange Gasket: Class 150, Buna-N, For 2 in Pipe, 1/8 in Thick, 2 3/8 in Inside Dia, White (MPN 4CYU4). Key specifications — Brand: APPROVED VENDOR.