Spot Electrodes | McMaster-Carr

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	Welding Process Welding Process	Show

Spot

	Welding Process Welding Process	Hide

	RWMA Shank Taper Number RWMA Shank Taper Number

	System of Measurement System of Measurement

Inch

	Length Length

1 1/8"

1 1/4"

	Diameter Diameter

31/64"

5/8"

	Tip Diameter Tip Diameter

	For Joining For Joining

Stainless Steel

Steel

	Tip Shape Tip Shape

Pointed

Flat

	Material Material

Copper

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Specifications Met Specifications Met

8 Products

Spot Welding Electrodes with Pointed Tip

The pointed tip is best for tight areas or for a small weld. The shank is tapered for easy press-fit installation.

				Tip
RWMA Shank Taper Number	Dia.	Lg.	For Joining	Shape	Dia.	Material	Specifications Met		Each
4	31/64"	3"	Steel, Stainless Steel	Pointed	3/16"	182 Copper	RWMA Standards	0000000	00000
5	5/8"	3"	Steel, Stainless Steel	Pointed	1/4"	182 Copper	RWMA Standards	0000000	0000

Spot Welding Electrodes with Flat Tip

The flat tip creates a larger weld and can be used when appearance is less important. The shank is tapered for easy press-fit installation.

				Tip
RWMA Shank Taper Number	Dia.	Lg.	For Joining	Shape	Dia.	Material	Specifications Met		Each
4	31/64"	3"	Steel, Stainless Steel	Flat	31/64"	182 Copper	RWMA Standards	0000000	00000
5	5/8"	3"	Steel, Stainless Steel	Flat	5/8"	182 Copper	RWMA Standards	0000000	0000

Cap-Style Spot Welding Electrodes with Flat Tip

The flat tip creates a larger weld and can be used when appearance is less important. The shank is tapered for easy press-fit installation.

				Tip
RWMA Shank Taper Number	Dia.	Lg.	For Joining	Shape	Dia.	Material	Specifications Met		Each
4	31/64"	1 1/8"	Steel, Stainless Steel	Flat	31/64"	182 Copper	RWMA Standards	0000000	00000
5	5/8"	1 1/4"	Steel, Stainless Steel	Flat	5/8"	182 Copper	RWMA Standards	0000000	0000

Cap-Style Spot Welding Electrodes with Pointed Tip

The pointed tip is best for tight areas or for a small weld. The shank is tapered for easy press-fit installation.

				Tip
RWMA Shank Taper Number	Dia.	Lg.	For Joining	Shape	Dia.	Material	Specifications Met		Each
4	31/64"	1 1/8"	Steel, Stainless Steel	Pointed	3/16"	182 Copper	RWMA Standards	0000000	00000
5	5/8"	1 1/4"	Steel, Stainless Steel	Pointed	1/4"	182 Copper	RWMA Standards	0000000	0000