Tubing Diameter Gauges | McMaster-Carr

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	For Use With For Use With

Pipe

Tubing

	For Pipe Size For Pipe Size

	Material Material

Plastic

Stainless Steel

	For Pipe Fitting Size For Pipe Fitting Size

	For System of Measurement For System of Measurement

Inch

Pipe Size

	For Tube Fitting Material For Tube Fitting Material

Copper

Plastic

	For Drill Bit Size For Drill Bit Size

	Width Width

3 3/4"

8 11/16"

10 1/2"

	Height Height

	For Screw Size For Screw Size

	For Pipe Material For Pipe Material

Brass

PVC

Steel

	For Nut Size For Nut Size

	For Copper Tube Size For Copper Tube Size

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	For Nail Size For Nail Size

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

DFARS Specialty Metals
COTS-Exempt

	For Wire Gauge For Wire Gauge

	For Tube OD For Tube OD

	Color Color

	Blue
	Silver

	Thickness Thickness

1/32"

7/64"

	Graduation Marks Graduation Marks

16ths

32nds

Millimeters

	For Tube Fitting Size For Tube Fitting Size

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4 Products

Pipe, Tubing, and Hose Size Identifiers

For Pipe, Tubing, And Hose

For Pipe, Pipe Fittings, And Hose

Determine pipe size and inner and outer diameter.

Pipe, pipe fittings, and hose identifier is stainless steel for corrosion resistance.

Plastic
For Use With	For Pipe Size	For Pipe Fitting Size	For Tube OD	For Hose ID	Includes	Wd.	Ht.	Thick.	Color		Each
Pipe, Tubing, Hose	1/8, 1/4, 3/8, 1/2, 3/4	__	1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 5/8", 3/4", 1"	1/4", 3/8", 1/2", 3/4", 1"	Compression Fitting Chart	9"	3 3/4"	7/64"	Blue	0000000	00000
Stainless Steel
Pipe, Pipe Fittings, Hose	1/8, 1/4, 3/8, 1/2, 3/4, 1, 1 1/4, 1 1/2, 2	1/8, 1/4, 3/8, 1/2, 3/4, 1, 1 1/4, 1 1/2, 2	__	1/8", 1/4", 5/16", 3/8", 5/8", 3/4", 7/8", 1", 1 1/8", 1 1/4"	__	3 3/4"	4 1/2"	1/32"	Silver	00000000	00000

All-in-One Identifiers

Find tube, pipe, fastener, wire, and drill bit sizes with one tool.

Plastic
For Use With (Number of Sizes)	Wd.	Ht.	Material		Each
Tube (9), Tube Fittings (6), Pipe (9), Pipe Fittings (6), Screws and Bolts (20), Threaded Rods, Nuts (14), Nails (11), Wire (30), Drill Bits (21)	8 11/16"	4 1/4"	Plastic	00000000	00000
Tube (11), Tube Fittings (10), Pipe (16), Pipe Fittings (10), Screws and Bolts (20), Threaded Rods, Nuts (20), Nails (16), Wire (51), Drill Bits (50)	10 1/2"	3 1/2"	Plastic	00000000	0000