153 Single Stage Regulator, Heavy Duty

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Regulators
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Fittings
Gas Systems
Welding, Cutting & Heating Apparatus

153 Single Stage Regulator, Heavy Duty

Designed for heavy duty gas welding, cutting, and heating applications. These regulators are ideal to use for steel fabrication, ship building, metallurgical and chemical industries.

Features

2-1/2" gauges for easy reading

3-1/4" stainless steel diaphragm for accurate pressure delivery

Delrin cap bushing for smooth adjustments

Stem-type seat assembly for more reliable performance

Forged brass body and housing cap

Self re-seating external pressure relief valve on oxygen, inert gas, air,
CO2, and hydrogen models

Sintered bronze inlet filter

Steel Gauge Protectors are color-coded: green for Oxygen (GP31X)
and red for Acetylene ( GP31Y ) Models

Weight: 4 lbs 13 oz

UL listed

Max. Working Pressure

3000 psi
Temperature

-4℉~140℉
Weight

4 lbs 13 oz

Dimensions

Ordering Information

Gas Service	Model Number	Maximum Inlet Pressure (PSI)	Maximum Delivery Pressure (PSI)	Inlet Gauge	Outlet Gauge	Inlet Connection	Outlet Connection
L.P. GAS	153F-125	400	5-125	2-1/2", 400PSI	2-1/2", 200PSI	CGA510	9/16" - 18LH( M )
OXYGEN	153X-125 153X-250	3000 3000	5-125 10-250	2-1/2", 4000PSI 2-1/2", 4000PSI	2-1/2", 200PSI 2-1/2", 400PSI	CGA540 CGA540	9/16" - 18RH( M ) 9/16" - 18RH( M )
ACETYLENE	153Y-15 153Y-15-3	400 400	2-15 2-15	2-1/2", 400PSI 2-1/2", 400PSI	2-1/2", 30PSI, RL 2-1/2", 30PSI, RL	CGA510 CGA300	9/16" - 18LH( M ) 9/16" - 18LH( M )
INERT GAS ( Ar, He, N2 )	153IN-125 153IN-250 153IN-250-F	3000 3000 3000	5-125 10-250 10-250	2-1/2", 4000PSI 2-1/2", 4000PSI 2-1/2", 4000PSI	2-1/2", 200PSI 2-1/2", 400PSI 2-1/2", 400PSI	CGA580 CGA580 CGA580	5/8" - 18RH( F ) 5/8" - 18RH( F ) 1/4" SAE FLARE
AIR	153Q-125 153Q-200	3000 3000	5-125 10-200	2-1/2", 4000PSI 2-1/2", 4000PSI	2-1/2", 200PSI 2-1/2", 400PSI	CGA590 CGA346	5/8" - 18RH( F ) 9/16" - 18RH( M )
CARBON DIOXIDE	153C-125 153C-200	3000 3000	5-125 10-200	2-1/2", 4000PSI 2-1/2", 4000PSI	2-1/2", 200PSI 2-1/2", 400PSI	CGA320 CGA320	5/8" - 18RH( F ) 5/8" - 18RH( F )
HYDROGEN METHANE	153H-125 153H-200	3000 3000	5-125 10-200	2-1/2", 4000PSI 2-1/2", 4000PSI	2-1/2", 200PSI 2-1/2", 400PSI	CGA350 CGA350	9/16" - 18LH( M ) 9/16" - 18LH( M )