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18A-510 Acetylene Single-Stage General Purpose Regulator - Brass

USD $336.86

18A-510 Acetylene Single-Stage General Purpose Regulator - Brass

USD $336.86
Part Number:    SEQ18A510
   Availability:   Ships within 24 hours from Montgomeryville, PA

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Product Description

MATHESON made in the USA



A general purpose regulator with rugged construction for use with Acetylene gas.


• Acetylene gas service
• Applications with high duty cycle/demanding operating conditions 

Acetylene is extremely flammable and explosive. MATHESON strongly recommends that a flash arrestor be used on the outlet of any Acetylene regulator. Click here for more Acetylene safety information.

Design Features

• Forged brass body
• Neoprene diaphragm
• 2” inlet and delivery pressure gauges
• Equipped with outlet needle valve
• Left Hand 9/16-18 outlet connection (Acetylene hose fitting connection)
• Porous metal filter to protect seat from contamination

Ordering Information  
Part Number Max
Delivery Pressure
Delivery Pressure
Cylinder Pressure
SEQ18A510* 15 psi 0-30 psi 0-400 psi

*Note: For Acetylene Service Only

Materials of Construction

• Gauges: Brass, Painted steel covers
• Body: Forged brass
• Bonnet: Chrome plated brass
• Diaphragm: Neoprene
• Seat: PTFE Teflon
• Seals: Neoprene 

Do you have cylinder holders and carts? Cylinders should be properly secured at all times. Movement of cylinders should only be done with care using approved cylinder handling equipment.


• Maximum Inlet Pressure: 400 psi (2,760 kPa)
• Maximum Flow Rate (At 400 psi, N2):
          Model 18A: 500 SCFH (236 LPM)
• Flow Capacity (Cv): 0.17 without outlet valve
• Operating Temperature: -20°F to 140°F (-29°C to 60°C)
• Porting (Regulator Body): 1/4” NPT Female
• Porting Configuration: 2 High, 2 Low

  Mounting Options
  53 Series Protocol Station
This brass manifold is designed to provide a safe, reliable way of wall-mounting a cylinder regulator. Manifolds are provided a durable stainless steel bracket, stainless steel flex hose (3 ft std.), and a CGA connection with integral check valve.


Instructions, Economy Regulator

Warranty Information

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