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APOLLO Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 1,214 psi Max. Op Pressure - ASME Section VIII Steam Pressure Relief Valves
APOLLOASME Section VIII Steam Pressure Relief Valves

APOLLO Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 1,214 psi Max. Op Pressure

The APOLLO Safety Relief Valve (MPN 511FFBKMAA0150) is an ASME Section VIII steam pressure relief valve in a 1 1/4 in x 1 1/2 in MNPT x FNPT bronze configuration, rated for a maximum operating pressure of 1,214 psi…

SKU 3G-OTH-433916

Brand
APOLLO
Item
Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 1,214 psi Max. Op Pressure
Category
ASME Section VIII Steam Pressure Relief Valves
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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

APOLLO
Manufacturer Part Number
511FFBKMAA0150
Type
1 1/4 in x 1 1/2 in, Bronze
Max. Op Pressure
1,214 psi

Technical Documents

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

Product Description

The APOLLO Safety Relief Valve (MPN 511FFBKMAA0150) is an ASME Section VIII steam pressure relief valve in a 1 1/4 in x 1 1/2 in MNPT x FNPT bronze configuration, rated for a maximum operating pressure of 1,214 psi. 3G Electric sources this genuine APOLLO valve as part of our broad industrial supply across 14 departments, with specialist expertise in combustion, pumps, and controls ensuring accurate specification and support.

Frequently Asked Questions

What is the APOLLO Safety Relief Valve 511FFBKMAA0150 used for?

This APOLLO safety relief valve is used for overpressure protection on steam systems, boilers, and pressure vessels built to ASME Section VIII. It automatically opens at a set pressure to prevent catastrophic failure, then reseats when pressure drops to a safe level.

What are the specifications of the APOLLO 511FFBKMAA0150 safety relief valve?

The APOLLO 511FFBKMAA0150 is a 1 1/4 in MNPT x 1 1/2 in FNPT bronze safety relief valve with a maximum operating pressure of 1,214 psi. It is an ASME Section VIII steam pressure relief valve designed for industrial steam and pressure vessel applications.

Where to buy the APOLLO 511FFBKMAA0150 safety relief valve worldwide?

3G Electric supplies the APOLLO 511FFBKMAA0150 safety relief valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the APOLLO safety relief valve 511FFBKMAA0150?

Install the APOLLO safety relief valve vertically in a steam line with the inlet connected to the vessel. Use pipe sealant on the MNPT threads, ensure no debris in the line, and set the valve to the required ASME Section VIII pressure. Always follow local codes and manufacturer guidelines.

Used in

Common applications for APOLLO
Water supply systems — APOLLO double check valve backflow preventers (Series 4A) for backflow protection in commercial buildings.
HVAC piping — APOLLO bronze ball valves (two-piece, FNPT) for shut-off and isolation in heating and cooling loops.
Irrigation networks — APOLLO double check valve assemblies (bronze, FNPT) to prevent contamination of potable water sources.
Process piping — APOLLO three-piece ball valves (full-port, sweat connections) for maintenance-friendly flow control in industrial lines.
Safety systems — APOLLO spring-return lever ball valves (bronze, FNPT) for fail-safe shut-off in fuel or gas applications.
Plumbing repairs — APOLLO repair kits (complete check kits) for servicing backflow preventers in existing installations.

APOLLO Products

3G Electric supplies APOLLO asme section viii steam pressure relief valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
APOLLO Safety Relief Valve: MNPT x FNPT, 2 in x 2 1/2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511HHBKMAA0150)
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APOLLO Safety Relief Valve: MNPT x FNPT, 2 in x 2 1/2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511HHBKMAA0150)
APOLLO Safety Relief Valve: MNPT x FNPT, 1 1/2 in x 2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511GGBKMAA0150)
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APOLLO Safety Relief Valve: MNPT x FNPT, 1 1/2 in x 2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511GGBKMAA0150)
APOLLO Safety Relief Valve: MNPT x FNPT, 1/2 in x 1 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511DCBKMAA0150)
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APOLLO Safety Relief Valve: MNPT x FNPT, 1/2 in x 1 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511DCBKMAA0150)
APOLLO POP Safety Relief Valve: MNPT x FNPT, 3/4 in x 1 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511DDBKMAA0150)
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APOLLO POP Safety Relief Valve: MNPT x FNPT, 3/4 in x 1 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511DDBKMAA0150)
APOLLO POP Safety Relief Valve: MNPT x FNPT, 1/2 in x 1 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511DCBKMAA0125)
APOLLO
APOLLO POP Safety Relief Valve: MNPT x FNPT, 1/2 in x 1 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511DCBKMAA0125)
APOLLO POP Safety Relief Valve: MNPT x FNPT, 1 1/2 in x 2 1/2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511HGBKMAA0125)
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APOLLO POP Safety Relief Valve: MNPT x FNPT, 1 1/2 in x 2 1/2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511HGBKMAA0125)

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APOLLO POP Safety Relief Valve: MNPT x FNPT, 3/4 in x 1 1/4 in, 1,214 psi Max. Op Pressure (MPN 541EDBKMAA0200)
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APOLLO POP Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 1,214 psi Max. Op Pressure, Bronze (MPN 511EEBKMAA0075)
APOLLO POP Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 523FEBKMAA0350)
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APOLLO POP Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/2 in, 1,214 psi Max. Op Pressure, Bronze (MPN 523FEBKMAA0350)