Thomas & Betts Steel City Catalog

Pre-Fab Components and Assemblies

MS Series Pre-Assemblies

• 4" square and 411⁄16" square boxes

• 11⁄2" deep or 21⁄8" deep

Metallic Boxes

®

Boxes & Covers — Steel City

• Pre-installed 101⁄2" insulated grounding pigtail

• Available with conduit KOs or clamps for flexible/

armored/MC cable

• Save on labor costs by eliminating multiple

installation steps

Pre-Assembled Installation Standard Installation

1. Snap box — DONE!

1. Purchase pre-stripped pigtail

vs.

2. Install pigtail and ground screw in box

3. Mount box support cover to box

4. Mount assembly to stud

CAT. NO.

BOX TYPE
INCLUDED

BOX

DEPTH (IN.)

PIGTAIL

INCLUDED (IN.)

BOX COVER

INCLUDED

151-MS-13 52151-MS-1/2 3/4 11⁄2 101⁄2 52-C-13

1

151-MS-14 52151-MS-1/2 3/4 1
151-MS-1458 52151-MS-1/2 3/4 1
171MS13 52171-MS-1/2 3/4 2
171-MS-14 52171-MS-1/2 3/4 2
171-MS-1458 52171-MS-1/2 3/4 2
171MS18 52171-MS-1/2 3/4 2
171-MS-18 5/8 52171-MS-1/2 3/4 2
171MSX13 52171-MSX 2
171-MSX-14 52171-MSX 2
171-MSX-1458 52171-MSX 2
171MSX18 52171-MSX 2
171-MSX-18 5/8 52171-MSX 2
72171MS14 72171-MS-1/2 3/4 2
72171-MS-1458 72171-MS-1/2 3/4 2
72171MS18 72171-MS-1/2 3/4 2
72171-MS-18 5/8 72171-MS-1/2 3/4 2
72171MSX14 72171-MS-1/2 3/4 2
72171-MSX-1458 72171-MSX 2
72171MSX18 72171-MS-1/2 3/4 2
72171-MSX-1858 72171-MS-1/2 3/4 2

⁄2 101⁄2 52-C-14

1

⁄2 101⁄2 52-C-14-5/8

1

⁄8 101⁄2 52-C-13

1

⁄8 101⁄2 52-C-14

1

⁄8 101⁄2 52-C-14-5/8

1

⁄8 101⁄2 52-C-18

1

⁄8 101⁄2 52-C-18-5/8-25

1

⁄8 101⁄2 52-C-13

1

⁄8 101⁄2 52-C-14

1

⁄8 101⁄2 52-C-14-5/8

1

⁄8 101⁄2 52-C-18

1

⁄8 101⁄2 52-C-18-5/8-25

1

⁄8 101⁄2 72-C-14

1

⁄8 101⁄2 72-C-14-5/8

1

⁄8 101⁄2 72-C-18

1

⁄8 101⁄2 72-C-18-5/8

1

⁄8 101⁄2 72-C-14

1

⁄8 101⁄2 72-C-14-5/8

1

⁄8 101⁄2 72-C-18

1

⁄8 101⁄2 72-C-18-5/8

RAISED

(IN.)

1

⁄2 1 25

3

⁄4 1 25

5

⁄8 1 25

1

⁄2 1 25

3

⁄4 1 25

5

⁄8 1 25

3

⁄4 2 25

5

⁄8 2 25

1

⁄2 1 25

3

⁄4 1 25

5

⁄8 1 25

3

⁄4 2 25

5

⁄8 2 25

3

⁄4 1 25

5

⁄8 1 25

3

⁄4 2 25

5

⁄8 2 25

3

⁄4 1 25

5

⁄8 1 25

3

⁄4 2 25

5

⁄8 2 25

NO. OF

DEVICES

STD.
CTN.

A-8

United States

Tel: [phone]

800.816.7809
Fax: [phone]

Technical Services

Tel: [phone]

www.tnb.com