Machine Brackets | McMaster-Carr

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System of Measurement

Screw Size

Material

Length

Thickness

Number of Mounting Slots

Mount Type

Rail Height

T-Slotted Framing Rail Profile

Corner Radius

Width

Color

Height

RoHS

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

REACH

Offset Length

Mounting Fastener Thread Size

1/4"-20

5/16"-18

Mounting Fastener Thread Length

Overall Height

Mounting Hole Diameter

0.21"

0.25"

For Maximum Cable Tie Thickness

Overall Width

Overall Length

UV Protection

101 Products

Corner Machine Brackets

With Two Mounting Slots

With Three Mounting Slots

With Four Mounting Slots

Made to meet tight dimensional tolerances for mounting applications on machines and automated equipment.

For technical drawings and 3-D models, click on a part number.

Lg.										Mounting				Each
(A)	(B)	(C)	Lg. Tolerance	Thick.	Thick. Tolerance	Angle	Angle Tolerance	Corner Radius	Flatness Tolerance	Fasteners Included	Number of Slots	For Screw Size		1-19	20-Up
Inch
6061 Aluminum
1"	1"	1 1/4"	-0.014" to 0.014"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	2	1/4"	0000000	00000	00000
1 1/2"	1"	1"	-0.02" to 0.02"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	Yes	2	1/4"	00000000	0000	0000
1 1/2"	2 1/4"	1 1/2"	-0.02" to 0.02"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	Yes	3	5/16"	00000000	00000	0000
1 1/2"	3"	1 1/2"	-0.02" to 0.02"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	Yes	3	5/16"	00000000	00000	0000
1 3/4"	1 3/4"	2"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	2	1/2"	0000000	0000	0000
2"	1"	1"	-0.02" to 0.02"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	Yes	2	1/4"	00000000	0000	0000
2"	1"	1 3/4"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	2	3/8"	0000000	0000	0000
2"	2"	2"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	4	1/4"	0000000	0000	0000
3"	2"	2 1/2"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	4	3/8"	0000000	00000	00000
316 Stainless Steel
1 1/4"	1"	1"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	2	1/4"	0000000	0000	0000
2"	2"	1 1/2"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	2	3/8"	0000000	0000	0000
3"	1 1/2"	2 1/4"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	4	1/4"	0000000	0000	0000
3"	2"	2"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	2	1/2"	0000000	00000	00000
3"	2 1/4"	3"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	4	3/8"	0000000	00000	00000
3"	3"	3"	-0.02" to 0.02"	0.25"	-0.015" to 0.015"	90°	-1° to 1°	1/4"	-0.015" to 0.015"	No	4	1/2"	0000000	00000	00000
Metric
6061 Aluminum
35mm	30mm	30mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	2	M6	0000000	0000	0000
50mm	50mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	2	M10	0000000	0000	0000
75mm	50mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	2	M12	0000000	00000	00000
75mm	60mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M10	0000000	00000	00000
80mm	40mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M6	0000000	00000	00000
100mm	60mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M12	0000000	00000	00000
316 Stainless Steel
35mm	30mm	30mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	2	M6	0000000	0000	0000
50mm	50mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	2	M10	0000000	0000	0000
75mm	50mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	2	M12	0000000	00000	00000
75mm	60mm	75mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M10	0000000	00000	00000
80mm	40mm	60mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M6	0000000	00000	00000
100mm	60mm	75mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M12	0000000	00000	00000

Finish-Your-Own Corner Machine Brackets

Machine holes and slots or weld in place. These brackets are made to meet tight dimensional tolerances for mounting applications on machines and automated equipment.

For technical drawings and 3-D models, click on a part number.

Lg.											Each
(A)	(B)	(C)	Lg. Tolerance	Thick.	Thick. Tolerance	Angle	Angle Tolerance	Corner Radius	Flatness Tolerance		1-19	20-Up
Inch
6061 Aluminum
1"	1"	1 1/4"	-0.014" to 0.014"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	00000	00000
1 1/2"	1"	1 1/2"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000	0000
1 3/4"	1 3/4"	2"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000	0000
2"	1"	1 3/4"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000	0000
2"	2"	2 1/2"	-0.044" to 0.044"	0.125"	-0.009" to 0.009"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000	0000
316 Stainless Steel
1 1/4"	1"	1"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000	0000
2"	1"	1"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000	0000
2"	2"	1 1/2"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000	0000
3"	1 1/2"	2 1/4"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	00000	0000
3"	2"	2"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	00000	00000
3"	2 1/4"	3"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	00000	00000
Metric
6061 Aluminum
35mm	30mm	30mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	0000	0000
50mm	50mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	0000	0000
75mm	50mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000	00000
75mm	60mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000	00000
80mm	40mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000	00000
100mm	60mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000	00000
316 Stainless Steel
35mm	30mm	30mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	0000	0000
50mm	50mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	0000	0000
75mm	50mm	50mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000	00000
75mm	60mm	75mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000	00000
80mm	40mm	60mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000	00000

Flat-Surface Machine Brackets

Used for mounting applications on machines and automated equipment, these brackets are made to meet tight dimensional tolerances.

For technical drawings and 3-D models, click on a part number.

Lg.						Mounting
(A)	(C)	Lg. Tolerance	Thick.	Thick. Tolerance	Flatness Tolerance	Fasteners Included	Number of Slots	For Screw Size		Each
Inch
6061 Aluminum
2 1/2"	3/4"	-0.02" to 0.02"	0.125"	-0.005" to 0.005"	-0.015" to 0.015"	No	2	1/4"	0000000	00000
3"	3/4"	-0.02" to 0.02"	0.125"	-0.009" to 0.009"	-0.015" to 0.015"	No	2	1/4"	0000000	0000
3"	1"	-0.02" to 0.02"	0.125"	-0.005" to 0.005"	-0.015" to 0.015"	No	2	3/8"	0000000	0000
4"	1"	-0.02" to 0.02"	0.125"	-0.009" to 0.009"	-0.015" to 0.015"	No	2	3/8"	0000000	0000
4"	1 1/4"	-0.02" to 0.02"	0.188"	-0.005" to 0.005"	-0.015" to 0.015"	No	2	1/2"	0000000	0000
316 Stainless Steel
2 1/2"	3/4"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	-0.015" to 0.015"	No	2	1/4"	0000000	0000
3"	3/4"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	-0.015" to 0.015"	No	2	1/4"	0000000	0000
3"	1"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	-0.015" to 0.015"	No	2	3/8"	0000000	0000
4"	1"	-0.02" to 0.02"	0.12"	-0.009" to 0.009"	-0.015" to 0.015"	No	2	3/8"	0000000	0000
4"	1 1/4"	-0.02" to 0.02"	0.188"	-0.005" to 0.005"	-0.015" to 0.015"	No	2	1/2"	0000000	0000
Metric
6061 Aluminum
60mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	No	2	M6	0000000	0000
75mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	No	2	M8	0000000	0000
100mm	25mm	-0.5mm to 0.5mm	6mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	No	2	M10	0000000	0000
316 Stainless Steel
60mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	No	2	M6	0000000	0000
75mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	No	2	M8	0000000	0000
100mm	25mm	-0.5mm to 0.5mm	6mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	No	2	M10	0000000	0000

Finish-Your-Own Flat-Surface Machine Brackets

Machine holes and slots or weld in place. Used for mounting applications on machines and automated equipment, these brackets are made to meet tight dimensional tolerances.

For technical drawings and 3-D models, click on a part number.

Lg.
(A)	(C)	Lg. Tolerance	Thick.	Thick. Tolerance	Flatness Tolerance		Each
Inch
6061 Aluminum
2 1/2"	3/4"	-0.02" to 0.02"	0.125"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	00000
3"	3/4"	-0.02" to 0.02"	0.125"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
3"	1"	-0.02" to 0.02"	0.125"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
4"	1"	-0.02" to 0.02"	0.188"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
4"	1 1/4"	-0.02" to 0.02"	0.188"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
316 Stainless Steel
2 1/2"	3/4"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
3"	3/4"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
3"	1"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
4"	1"	-0.02" to 0.02"	0.188"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
4"	1 1/4"	-0.02" to 0.02"	0.188"	-0.005" to 0.005"	-0.015" to 0.015"	0000000	0000
Metric
6061 Aluminum
60mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000
75mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000
75mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000
100mm	25mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000
316 Stainless Steel
60mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000
75mm	20mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000
75mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000
100mm	25mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	-0.38mm to 0.38mm	0000000	0000

Offset-Surface Machine Brackets

With tight dimensional tolerances, these brackets are good for mounting applications on machines and automated equipment.

For technical drawings and 3-D models, click on a part number.

Lg.											Mounting
(A)	(B)	(C)	Offset	Lg. Tolerance	Thick.	Thick. Tolerance	Angle	Angle Tolerance	Corner Radius	Flatness Tolerance	Fasteners Included	Number of Slots	For Screw Size		Each
Inch
316 Stainless Steel
1"	1 1/4"	1 1/4"	1"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	4	1/4"	0000000	000000
1 1/2"	1 3/4"	1 1/2"	1"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	No	4	1/4"	0000000	00000
Metric
316 Stainless Steel
40mm	45mm	45mm	25mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M6	0000000	00000
50mm	65mm	60mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	No	4	M8	0000000	00000

Finish-Your-Own Offset-Surface Machine Brackets

Machine holes and slots or weld in place. With tight dimensional tolerances, these brackets are good for mounting applications on machines and automated equipment.

For technical drawings and 3-D models, click on a part number.

Lg.
(A)	(B)	(C)	Offset	Lg. Tolerance	Thick.	Thick. Tolerance	Angle	Angle Tolerance	Corner Radius	Flatness Tolerance		Each
Inch
316 Stainless Steel
1"	1 1/4"	1 1/4"	1"	-0.02" to 0.02"	0.105"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	00000
1 1/2"	1 3/4"	1 1/2"	1"	-0.02" to 0.02"	0.12"	-0.005" to 0.005"	90°	-1° to 1°	1/8"	-0.015" to 0.015"	0000000	0000
Metric
316 Stainless Steel
40mm	45mm	45mm	25mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000
50mm	65mm	60mm	40mm	-0.5mm to 0.5mm	3mm	-0.2mm to 0.2mm	90°	-1° to 1°	3.2mm	-0.38mm to 0.38mm	0000000	00000

T-Slotted Framing Mounting Brackets

Attach sensors, tubes, and other components to T-slotted framing rails and structures.

For technical drawings and 3-D models, click on a part number.

Machine Brackets

Machine Bracket

Machine brackets are made to tight dimensional tolerances for use on machines and automated equipment.

For Rail Ht.
Single	Double and Quad	Ht.	Wd.	Lg.	Lg. Tolerance	Thick.	Thick. Tolerance	Color	Material	For Screw Size	Mounting Fasteners Included		Each
1"	2"	1"	1"	2"	-0.02" to 0.02"	1/8"	-0.009" to 0.009"	Silver	Aluminum	1/4"	Yes	000000000	00000
1", 1 1/2", 40mm	__	1"	1"	1 1/2"	-0.02" to 0.02"	1/8"	-0.009" to 0.009"	Silver	Aluminum	1/4"	Yes	000000000	0000
1 1/2", 40mm	3", 80mm	1 1/2"	1 1/2"	2 1/4"	-0.02" to 0.02"	1/8"	-0.009" to 0.009"	Silver	Aluminum	1/4"	Yes	000000000	00000
1 1/2", 40mm	3", 80mm	1 1/2"	1 1/2"	3"	-0.02" to 0.02"	1/8"	-0.009" to 0.009"	Silver	Aluminum	1/4"	Yes	000000000	00000

Hook and Loop Cable Tie Mounts

Add a hook and loop cable tie to these mounts to secure a bundle.

For technical drawings and 3-D models, click on a part number.

Adhesive-Back/Screw-In Mount—Nylon Plastic

		For Cable Tie			Mount. Hole		Overall
Style	For Max. No. of Bundles	Max. Wd.	Max. Thick.	For Screw Size	Dia.	Ctr.-to-Ctr.	Lg.	Wd.	For Use Outdoors	Temp. Range, °F	Color	Pkg. Qty.		Pkg.
Two Way
A	1	1/2"	0.24"	1/4"	0.25"	1 7/8"	2 1/2"	1"	No	40° to 115°	Black	10	000000	000000
A	1	1"	0.24"	1/4"	0.25"	2 5/8"	3 1/4"	1 1/2"	No	40° to 115°	Black	10	000000	00000

Screw-In Mount—Nylon Plastic

		For Cable Tie			Mount. Hole		Overall
Style	For Max. No. of Bundles	Max. Wd.	Max. Thick.	For Screw Size	Dia.	Ctr.-to-Ctr.	Lg.	Wd.	For Use Outdoors	Temp. Range, °F	Color	Pkg. Qty.		Pkg.
Two Way
A	1	1/2"	0.21"	1/4"	0.25"	1 7/8"	2 1/2"	1"	No	0° to 150°	Black	10	000000	000000
A	1	1"	0.21"	1/4"	0.25"	2 5/8"	3 1/4"	1 1/2"	No	0° to 150°	Black	10	000000	00000
B	1	3/4"	1/8"	No. 10	0.21"	__	1 1/4"	1 1/4"	No	-40° to 180°	Off-White	25	000000	00000

Magnetic-Back Mount—Polycarbonate Plastic

			For Cable Tie		Overall
Style	For Max. No. of Bundles	Holding Capacity, lbs.	Max. Wd.	Max. Thick.	Dia.	Ht.	Swivel Rotation	For Use Outdoors	Specifications Met	Temp. Range, °F	Color	Pkg. Qty.		Pkg.
Any Way
C	1	15	5/8"	3/4"	15/16"	3/4"	360°	No	UL 2043	-40° to 170°	Black	1	000000	00000