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DN20 LGS Relief Valve L3620A3307
SKU: L3620A3307
20mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...
DN25 P3W Relief Valve P3W25A4147
SKU: P3W25A4147
The P3W Pressure & Temperature valve provides protection against both excess temperature as well as over pressurisation. The valve will automatically discharge hot water at a predetermined s...
Gauge Glass - Transparent
SKU: Gauge Glass - Transparent
John Moncrieff — Maxos Transparent Gauge Glass At John Moncrieff Ltd, we supply Maxos Transparent Gauge Glass, engineered for clarity, durability, and high-pressure performance. ...
Metaglas Type 62 NPT Soda-lime
SKU: Metaglas Type 62 NPT Soda-lime
METAGLAS® Type 62 NPT Soda-lime — Threaded Sight Glass for Oil Level Monitoring The METAGLAS® Type 62 NPT Soda-lime sight glass is a compact, high-integrity viewing window engineered ...
Pressed Glass Production - Soda Glass
SKU: Pressed Glass Production - Soda Glass
Soda glass is the most commonly used type for pressed glass. it is used in the production of glass lights, bulkheads, hollow vessels, as well as scientific and engineering products.Key Features...
Quartz Glass
SKU: Quartz Glass
Quartz Glass: The Ultimate in Purity and Performance Quartz glass—also known as fused silica—sets the benchmark for purity, thermal stability, and optical performance. Its extraor...
Quickmount Tank Gauge
SKU: Quickmount Tank Gauge
Quickmount Tank Level Gauge The John Moncrieff Ltd Quickmount Tank Level Gauge is our most popular unit — engineered for general industrial use where reliability, serviceab...
Rectangular Sight Glass Fitting
SKU: Rectangular Sight Glass Fitting
Rectangular Sight Glass Fitting The Rectangular Sight Glass Fitting provides a robust, extended-view inspection window engineered for welding into or onto vessel...
8mm Bore Safety Relief Valve 818881253
SKU: 818881253
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
Boiler Water Level Gauge
SKU: Boiler Water Level Gauge
Standard Boiler and Water Level Gauge The John Moncrieff Ltd Standard Boiler and Water Level Gauge offers a robust and reliable design ideal for lower pressure boilers and...
Composite Type C – Vacuum
SKU: Composite Type C – Vacuum
Composite Type C – Vacuum Bursting Disc The Composite Type C – Vacuum bursting disc is designed for low to medium vacuum and underpressure protection, providing highly accu...
D Orifice Leser Valve 1" #150 x 2" #150 5262.0012
SKU: 5262.0012
Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...
DN25 LGS HI-FLOW Relief Valve H3625A3C37
SKU: H3625A3C37
25mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (or...
DN25 LGS Relief Valve L3625A3337
SKU: L3625A3337
25mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...
DN32 P3W Relief Valve P3W32A4177
SKU: P3W32A4177
The P3W Pressure & Temperature valve provides protection against both excess temperature as well as over pressurisation. The valve will automatically discharge hot water at a predetermined s...
ESL53 LED
SKU: ESL53 LED
ESL53 LED – Precision Cold-Light Illumination for Industrial Process Visibility The ESL53 LED luminaire delivers crisp, high-contrast illumination for vessels, tanks, rea...
Rectangular and Obround Glass
SKU: Rectangular and Obround Glass
Rectangular & Obround Sight Glass Assemblies Engineered for dependable process visibility, our rectangular and obround sight glass plates deliver robust performance in fluid l...
Sapphire Glass
SKU: Sapphire Glass
Sapphire Glass: The Ultimate in Hardness and DurabilitySapphire glass, pure aluminium oxide, is renowned for its exceptional hardness and scratch resistance. Its unique properties make it an ideal ma...
Technical Application for Glass Rods
SKU: Glass Rods - Technical Application
John Moncrieff — Technical Applications for Glass Rods Explore the endless potential of glass rods, a versatile and precision-engineered material used across a wide range of ...
8mm Bore Safety Relief Valve 818881283
SKU: 818881283
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
Composite Type C – Bi-directional
SKU: Composite Type C – Bi-directional
Composite Type C – Bi-directional Bursting Disc The Composite Type C – Bi-directional bursting disc provides dual-direction protection, making it an optimal solution for s...
D Orifice Leser Valve 1" #300 x 2" #150 5262.0022
SKU: 5262.0022
Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...
DN32 LGS HI-FLOW Relief Valve H3632A3D67
SKU: H3632A3D67
32mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (or...
DN32 LGS Relief Valve L3632A3367
SKU: L3632A3367
32mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...