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MUELLERRupture Disk Devices

MUELLER Rupture Disc Device: Straight-Thru, 427 psi to 473 psi, 1/2 in Male NPT

The MUELLER Rupture Disc Device: Straight-Thru (MPN AJ17971) is a rupture disk device designed for overpressure protection. It features a burst pressure range of 427 psi to 473 psi and connections of 1/2 in Male NPT…

SKU 3G-OTH-72092

Brand
MUELLER
Item
Rupture Disc Device: Straight-Thru, 427 psi to 473 psi, 1/2 in Male NPT
Category
Rupture Disk Devices
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Technical Specifications

MUELLER
Manufacturer Part Number
AJ17971
Type
427 psi to 473 psi
Male NPT
1/2 in
Female NPT
1/2 in
A2L Compatible
Yes
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MUELLER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MUELLER Rupture Disc Device: Straight-Thru (MPN AJ17971) is a rupture disk device designed for overpressure protection. It features a burst pressure range of 427 psi to 473 psi and connections of 1/2 in Male NPT and 1/2 in Female NPT. This device is A2L compatible.

Frequently Asked Questions

What is the MUELLER Rupture Disc Device AJ17971 used for?

The MUELLER Rupture Disc Device AJ17971 is used for overpressure protection in industrial piping systems. It provides a non-reclosing pressure relief function, bursting at a set range of 427 psi to 473 psi to prevent equipment damage. It is A2L compatible, making it suitable for refrigeration and HVAC applications using mildly flammable refrigerants.

What are the specifications of the MUELLER AJ17971 rupture disc?

The MUELLER AJ17971 is a straight-thru rupture disc device with a burst pressure range of 427 psi to 473 psi. It has a 1/2 in Male NPT inlet and a 1/2 in Female NPT outlet. The device is A2L compatible and manufactured by MUELLER under part number AJ17971.

Where to buy the MUELLER AJ17971 rupture disc worldwide?

You can source the MUELLER AJ17971 rupture disc 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 time; we supply genuine MUELLER components for overpressure protection applications.

How to install a MUELLER straight-thru rupture disc device?

Install the MUELLER AJ17971 by threading the 1/2 in Male NPT connection into the system's female port, ensuring proper sealing with compatible thread sealant. The 1/2 in Female NPT outlet connects downstream. Always follow MUELLER's installation guidelines and verify the burst pressure range (427 psi to 473 psi) matches system requirements. Do not overtighten.

Used in

Common applications for MUELLER
Commercial refrigeration systems — Mueller steel shell filter driers for moisture and contaminant removal in liquid lines.
HVAC installations — Mueller sweat connection ball valves for flow control in refrigerant circuits.
Industrial process cooling — Mueller magnetic check valves to prevent backflow in refrigerant piping.
Refrigeration system maintenance — Mueller flare nuts and bushings for access valve connections.
Low-GWP refrigerant systems — Mueller A2L-compatible ball valves for use with low-flammability refrigerants.
Retrofit projects — Mueller filter driers and valves for upgrading existing refrigeration equipment.

MUELLER Products

3G Electric supplies MUELLER rupture disk devices. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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