• Bulgin® Flashback Arrestor Oxygen High Flow (DG91UA-O) Torch End - 5/8"-18 UNF RH — 3001-9994
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Bulgin

Bulgin DG91UA High Flow Flashback Arrestors — Torch End

Bulgin DG91UA High Flow Flashback Arrestors — Torch End

$168.96 AUD
$168.96 AUD
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Details

Bulgin® Flashback Arrestor Oxygen High Flow (DG91UA-O) Torch End - 5/8"-18 UNF RH — 3001-9994

BULGIN High Flow Torch End Flashback Arrestors

The Bulgin DG91UA-O High Flow Flashback Arrestor is a German-engineered and manufactured safety device designed to deliver the highest levels of safety, performance, and reliability in oxy-fuel welding, cutting, and heating applications.

Every flashback arrestor is 100% function tested prior to leaving the factory. All assembled devices are tested with a flashback test, a leak test and a gas non-return valve test. This rigorous quality assurance process provides complete confidence in product performance, safety, and compliance.

Flashback arrestors are one of the most critical safety devices in any oxy-fuel system. The Bulgin Flashback Arrestor range combines proven German engineering, precision manufacturing, and comprehensive testing to deliver dependable protection in demanding industrial environments.

Key Benefits

  • Prevents dangerous reverse gas flow
  • Stops flashbacks before they can travel upstream
  • Protects internal safety components from contamination
  • 100% factory function tested and flame tested
  • Suitable for demanding industrial environments
  • Complies with EN ISO 5175-1 and AS 4603

Product Specifications

Parameter

Specification

Model

DG91UA-O

Gas Service

Oxygen

Installation Position

Torch End

Inlet Connection

5/8"-18 UNF RH Male

Outlet Connection

5/8"-18 UNF RH Female

Maximum Working Pressure

2500 kPa (25 bar)

Operating Temperature

-20°C to +60°C

Cracking Pressure

50 mbar

Construction Material

Brass body with stainless steel spring components

Standards

AS 4603, EN ISO 5175-1,

Testing

100% Function Tested & Flame Tested

Country of Manufacture

Germany

Integrated Safety Features

NV – Gas Non-Return Valve

Prevents reverse gas flow and the formation of dangerous mixed-gas conditions within the system.

FA – Flame Arrestor

Extinguishes flashbacks before they can propagate upstream, protecting regulators, hoses, and gas supply equipment.

DF – Dust Filter

Protects critical internal safety components from contamination, maintaining long-term performance and reliability.

Application

The DG91UA-O High Flow Flashback Arrestor is designed for use in oxy-fuel operations including:

Welding

Suitable for material thicknesses up to 30 mm.

Cutting

Suitable for cutting applications up to 700 mm.

Heating

Suitable for heating applications >100 mm.