9/16"-18 Handles | McMaster-Carr

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Manufacturer Model Number

Manufacturer

Component

For Use With

Oxygen/Acetylene Blend

For Cutting Attachment Model Number

Manufacturer Series

For Material Thickness

1/8" to 5"

For Heating Nozzle Model Number

MFA

MFA-1

For Welding Nozzle Series

W-1

Performance

Build-Your-Own

Gender

Male

For Cutting Tip Series

Thread Type

Welding Process

Length

Connects To

RoHS

REACH

DFARS Specialty Metals

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Export Control Classification Number (ECCN)

EAR99

System of Measurement

Head Angle

8 Products

Build-Your-Own Victor Oxyacetylene Torches

Create a torch or replace parts with our selection of handles, nozzles, cutting attachments, and cutting tips.

Torch Handles

Flashback Arresters (2)—Flashback arresters extinguish flames and have a check valve to stop reverse gas flow.

Oxyacetylene Torches														Welding Gas Flashback Arresters
					Hose Connection
For Mfr. Series	Mfr. Model No.	For Heating Nozzle Model No.	For Welding Nozzle Series	For Cutting Attachment Model No.	Type	Thread Size	Gender	Thread Type	Gas Fitting Size	Includes	For Use With		Each		Pair



	400	WH411C	MFA	W	CA411-3, CA411-1	Threaded	9/16"-18	Male	UNEF	B	Check Valves (2)	Oxygen/Acetylene Blend	79275A91	0000000	78825A99	000000
	Professional	WH315FC+	MFA	W	CA2460+, CA2461+	Threaded	9/16"-18	Male	UNF	B	Check Valves (2) Flashback Arresters (2)	Oxygen/Acetylene Blend	79275A3	000000	———	0
	Professional	100FC	MFA-1	W-1	CA1350	Threaded	9/16"-18	Male	UNEF	B	Check Valves (2) Flashback Arresters (2)	Oxygen/Acetylene Blend	79275A2	000000	———	0

Cutting Torch Handles

Single-Stage Oxygen Regulator (CGA540) and Single-Stage Acetylene Regulator (CGA510)—Cutting torch handles with regulators include a single-stage oxygen (CGA540) regulator that operates at 5 to 125 psi and an acetylene (CGA510) regulator that operates at 2 to 15 psi.

Flashback Arresters (2)—Flashback arresters extinguish flames and have a check valve to stop reverse gas flow.

			For Material Thk.				Hose Connection
For Mfr. Series	For Cutting Tip Series	Mfr. Model No.	Min.	Max.	Head Angle	Lg.	Type	Thread Size	Gender	Thread Type	Gas Fitting Size	Includes	For Use With		Each



	400, Professional	1-101	ST900FC	1/8"	5"	90°	21"	Threaded	9/16"-18	Male	UNS	B	Single-Stage Oxygen Regulator (CGA540) Single-Stage Acetylene Regulator (CGA510) Check Valves (2) Flashback Arresters (2)	Oxygen/Acetylene Blend	66315A21	0000000
	400, Professional	1-101	ST900FC	1/8"	5"	90°	21"	Threaded	9/16"-18	Male	UNS	B	Check Valves (2) Flashback Arresters (2)	Oxygen/Acetylene Blend	79275A615	000000

Build-Your-Own Harris Oxyacetylene Torches

Create a torch or replace parts with our selection of handles, mixers, welding tips, cutting attachments, and cutting tips.

Torch Handles

Model Number 43-2—Model Number 43-2 requires a mixer.

					Hose Connection
For Mfr. Series (Model No.)	For Cutting Tip Series	Mfr. Model No.	For Welding Tip Series	For Cutting Attachment Model No.	Type	Thread Size	Gender	Thread Type	Gas Fitting Size	Includes	For Use With		Each



	Ironworker Classic (HXT)	6290	43-2	23A90	73-3	Threaded	9/16"-18	Male	UNF	B	Check Valve	Oxygen/Acetylene Blend	7980A69	0000000
	Ironworker Classic (HHD), Classic Port-A-Torch	6290	85	23A90	72-3	Threaded	9/16"-18	Male	UNF	B	Check Valve Mixer	Oxygen/Acetylene Blend	7980A54	000000