Slotted Plates | McMaster-Carr

	Material Material

Aluminum

Stainless Steel

Steel

Plastic

	Finish Finish

	System of Measurement System of Measurement

Inch

Metric

	For Screw Size For Screw Size

	Thickness Thickness

	Number of Mounting Slots Number of Mounting Slots

	Number of Mounting Holes Number of Mounting Holes

	For Sensor/Switch OD For Sensor/Switch OD

	Capacity Capacity

300 lbs.

Not Rated

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

DFARS Specialty Metals
COTS-Exempt

	Corner Radius Corner Radius

1/8"

1/4"

3.2mm

	Color Color

	Black
	White

	Sensor/Switch Slot Adjustment Length Sensor/Switch Slot Adjustment Length

	Offset Length Offset Length

25mm

40mm

	Maximum Temperature Maximum Temperature

200° F

Not Rated

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102 Products

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"	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 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"	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 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

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
(A)	(B)	(C)	Lg. Tolerance	Thick.	Thick. Tolerance	Angle	Angle Tolerance	Corner Radius	Flatness Tolerance	Fasteners Included	Number of Slots	For Screw Size		Each
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
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"	No	2	1/4"	00000000	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"	No	3	5/16"	00000000	00000
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"	No	3	5/16"	00000000	00000
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
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"	No	2	1/4"	00000000	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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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

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

Corner Brackets

Also known as angle brackets.

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

			Lg.					Mounting					Each
	Material	Appearance	(A)	(B)	(C)	Thick.	Capacity, lbs.	Fasteners Included	Number of Holes	Hole Style	For Screw Size		1-49	50-Up
Screw On
5	White Plastic	Dull	1 1/2"	1 1/2"	1"	0.14"	Not Rated	No	2	Straight	No. 8	00000000	00000	00000
6	Nickel-Plated Steel	Dull	11/16"	13/16"	1"	0.06"	Not Rated	No	2	Straight	No. 8	00000000	000	000
7	Nickel-Plated Steel	Dull	11/16"	13/16"	1"	0.06"	Not Rated	No	2	Straight	No. 8	00000000	000	000
8	Nickel-Plated Steel	Dull	1 3/4"	2 3/16"	2"	0.08"	Not Rated	No	17	Straight	No. 8	00000000	0000	0000
13	Galvanized Steel	Dull	1 7/8"	2 3/8"	2 3/8"	0.1"	Not Rated	No	5	Straight	1/4", No. 8	00000000	0000	0000
13	Galvanized Steel	Dull	1 7/8"	3"	2 3/8"	0.1"	Not Rated	No	5	Straight	1/4", No. 8	00000000	0000	0000
13	Galvanized Steel	Dull	1 7/8"	3 1/2"	2 3/8"	0.1"	Not Rated	No	5	Straight	1/4", No. 8	00000000	0000	0000
16	Galvanized Steel	Dull	8 1/4"	8 1/4"	5 1/4"	0.19"	Not Rated	No	8	Straight	1/2"	0000000	00000	00000
17	Galvanized Steel	Dull	2 1/2"	2 1/2"	5 1/4"	0.19"	Not Rated	No	4	Straight	1/2"	0000000	00000	00000

Sealing Corner Brackets

Aluminum

Black Anodized Aluminum

A rubber seal protects against moisture around the installation hole. These brackets are good for securing solar panels and other objects to roofs.

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

		Lg.						Mounting
Material	Appearance	(A)	(B)	(C)	Thick.	Capacity, lbs.	Max. Temperature, °F	Fasteners Included	Number of Holes	Number of Slots	Hole Style	For Screw Size		Each
Aluminum	Dull	3"	1 7/8"	1 7/8"	0.31"	300	200°	No	1	1	Straight	5/16"	0000000	00000
Black Anodized Aluminum	Dull	3"	1 7/8"	1 7/8"	0.31"	300	200°	No	3	__	Straight	5/16"	0000000	0000

Flat-Surface Brackets

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

			Lg.				Mounting					Each
	Material	Appearance	(A)	(C)	Thick.	Capacity	Fasteners Included	Number of Holes	Hole Style	For Screw Size		1-49	50-Up
6	Galvanized Steel	Dull	2 3/8"	3 5/8"	0.1"	Not Rated	No	4	Straight	1/4"	00000000	00000	00000
6	Galvanized Steel	Dull	2 3/8"	4 1/8"	0.1"	Not Rated	No	4	Straight	1/4"	00000000	0000	0000
6	Galvanized Steel	Dull	2 3/8"	4 5/8"	0.1"	Not Rated	No	4	Straight	1/4"	00000000	0000	0000

Sensor and Switch Mounting Brackets

1, Zinc-Plated Steel

1, Stainless Steel

Position proximity, photoelectric, and light beam sensors and switches.

Styles 1 and 2 have a sensor/switch slot for mounting adjustments.

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

			Lg., mm					Mounting
Style	For Sensor/Switch OD, mm	Material	(A)	(B)	(C)	Thick., mm	Sensor/Switch Slot Adjustment Lg., mm	Fasteners Included	Number of Slots	For Screw Size		Each
1	8	Zinc-Plated Steel	32	32	25	1.8	8	No	2	M5	00000000	00000
1	8	303 Stainless Steel	32	32	25	1.8	8	No	2	M5	00000000	00000
1	12	Zinc-Plated Steel	38	35	38	1.8	13	No	2	M5	00000000	0000
1	12	303 Stainless Steel	38	35	38	1.8	13	No	2	M5	00000000	00000
1	16	304 Stainless Steel	38	35	38	1.8	16	No	2	M5	000000000	00000
1	18	Zinc-Plated Steel	45	35	51	1.8	16	No	2	M5	00000000	0000
1	18	303 Stainless Steel	45	35	51	1.8	16	No	2	M5	00000000	00000
1	22	304 Stainless Steel	45	35	51	1.8	17	No	2	M5	000000000	00000
1	24	304 Stainless Steel	45	35	51	1.8	23	No	2	M5	000000000	00000
1	30	Zinc-Plated Steel	57	45	64	2.2	19	No	2	M7	00000000	0000
1	30	303 Stainless Steel	57	45	64	2.2	19	No	2	M7	00000000	00000
1	36	304 Stainless Steel	57	45	64	2.2	32	No	2	M7	000000000	00000
1	47	304 Stainless Steel	64	51	89	3.1	38	No	2	M7	000000000	00000
2	8	304 Stainless Steel	32	__	54	1.8	8	No	2	M6	00000000	00000
2	12	304 Stainless Steel	38	__	70	1.8	13	No	2	M6	00000000	00000
2	16	304 Stainless Steel	38	__	70	1.8	10	No	2	M6	00000000	00000
2	18	304 Stainless Steel	45	__	83	1.8	16	No	2	M6	00000000	00000
2	22	304 Stainless Steel	45	__	83	1.8	16	No	2	M5	000000000	00000
2	24	304 Stainless Steel	45	__	83	1.8	10	No	2	M5	000000000	00000
2	30	304 Stainless Steel	57	__	105	2.2	12	No	2	M7	00000000	00000
2	36	304 Stainless Steel	57	__	105	2.2	9	No	2	M7	000000000	00000
2	47	304 Stainless Steel	63	__	135	3.1	9	No	2	M7	000000000	00000
3	12	Zinc-Plated Steel	30	30	27	1.5	__	No	3	M3	00000000	00000
3	18	Zinc-Plated Steel	42	37	37	1.5	__	No	3	M4	00000000	00000
3	30	Zinc-Plated Steel	60	43	54	2.5	__	No	3	M5	00000000	00000
4	12	Zinc-Plated Steel	30	__	54	1.5	__	No	3	M3	00000000	00000
4	18	Zinc-Plated Steel	42	__	71	1.5	__	No	3	M4	00000000	00000
4	30	Zinc-Plated Steel	60	__	92	2.5	__	No	3	M5	00000000	00000
5	12	304 Stainless Steel	32	25	29	3	__	No	2	M5	000000000	00000
5	16	304 Stainless Steel	32	25	29	3	__	No	2	M5	000000000	00000
5	18	304 Stainless Steel	38	25	39	3	__	No	2	M6	000000000	00000
5	22	304 Stainless Steel	38	25	39	3	__	No	2	M6	000000000	00000
5	24	304 Stainless Steel	38	25	39	3	__	No	2	M6	000000000	00000
5	30	304 Stainless Steel	51	38	54	3	__	No	2	M7	000000000	00000
5	36	304 Stainless Steel	51	38	54	3	__	No	2	M7	000000000	00000
5	47	304 Stainless Steel	64	38	70	3	__	No	2	M10	000000000	00000
6	12	304 Stainless Steel	32	__	49	3.1	__	No	2	M5	000000000	00000
6	16	304 Stainless Steel	32	__	49	3.1	__	No	2	M5	000000000	00000
6	18	304 Stainless Steel	38	__	58	3.1	__	No	2	M6	000000000	00000
6	22	304 Stainless Steel	38	__	58	3.1	__	No	2	M6	000000000	00000
6	24	304 Stainless Steel	38	__	58	3.1	__	No	2	M6	000000000	00000
6	30	304 Stainless Steel	51	__	87	3.1	__	No	2	M9	000000000	00000
6	36	304 Stainless Steel	51	__	87	3.1	__	No	2	M9	000000000	00000
6	47	304 Stainless Steel	64	__	103	3.1	__	No	2	M10	000000000	00000

Limit Switch Mounting Brackets

Designed to fit most limit switches, this bracket allows switch-position adjustments after it's fastened to equipment.

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

	Lg., mm
Material	(A)	(C)	Mounting Fasteners Included		Each
Anodized Aluminum	40	100	Yes	00000000	000000