NSI Industries TL-388 - Threadless Bushing, Insulated, Grounding, Malleable Iron, Size 3 Inch, #8-1/0 Lug
NSI Industries

TL-388

UPC: 781747013880


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Overview

The NSI Industries TL-388 Threadless Insulated Grounding Bushing is a malleable iron bushing designed for rigid and intermediate metal conduit (IMC) applications. This 3-inch size bushing features an integral #8-1/0 grounding lug with slotted screw for secure wire attachment. The nylon insulator is rated for 150°C (302°F) and 94V-0 flammability, providing durable protection against abrasion during wire pulling. The cone-point stainless steel mounting screw ensures a vibration-resistant connection to both threaded and threadless conduits. With an extended wire range accepting #14 AWG to 4/0 AWG copper or aluminum conductors, the TL-388 reduces inventory needs by eliminating separate lug components. Certified to U.L. 514B, U.L. 467, CSA C22.2 No. 18, and CSA C22.2 No. 41 standards, this grounding bushing meets NEC 373-6C requirements for smooth, insulated conductor entry points. The malleable iron construction provides superior ground continuity while the rounded insulator design minimizes drag during installation.
  • Malleable iron construction for durable grounding
  • 3" size accommodates rigid/IMC conduit
  • Integral #8-1/0 grounding lug with slotted screw
  • 150°C (302°F) nylon insulator with 94V-0 flammability rating
  • Cone-point stainless steel screw for vibration-resistant mounting
  • Accepts #14 AWG to 4/0 AWG copper or aluminum conductors
  • U.L. 514B, U.L. 467, CSA C22.2 No. 18 & No. 41 certified
  • Reduces inventory by eliminating separate lug components

Specifications

Application
For use on threadless rigid and IMC conduit where an insulated grounding bushing is required. Rated 150 Degree C. cULus listed. Patented
Color
Grey with Black Insulator
Connection Type
#8-1/0 Lug
Finish
Zinc Plated
Material
Malleable Iron
Size
3 IN
Special Features
Cable Size #1/0-8 AWG Conductors
Standard
cULus
Temperature Rating
150?°C
Temperature Rating, Maximum
302 F
Temperature Rating, Maximum
150 C
Temperature Rating, Minimum
302 F
Temperature Rating, Minimum
150 C
Type
Bushing
Package Weight (Imperial)
0.727 L
Package Weight (Metric)
0.330 kg
Threadless Bushing, Insulated, Grounding, Malleable Iron, Size 1/2 Inch

TL-381

Threadless Bushing, Insulated, Grounding, Malleable Iron, Size 1/2 Inch
1 Inch, Bushing, Iron-Zinc Plated, For Use with Rigid/IMC Conduit

BU 403

1 Inch, Bushing, Iron-Zinc Plated, For Use with Rigid/IMC Conduit
1" rigid floor flange plates made of malleable iron with a zinc-plated finish. The sheet identifies this as catalog number 67441. Packaged box/10.

67441

1" rigid floor flange plates made of malleable iron with a zinc-plated finish. The sheet identifies this as catalog number 67441. Packaged box/10.

Frequently Asked Questions

How many TL-388 bushings are in a standard package?

A standard package quantity for the TL-388 bushing is 25 units.

What is the lug size for the TL-388?

The TL-388 bushing includes a 14-1/0 lug.

What type of conduit is compatible with TL-388?

The TL-388 is compatible with threadless rigid and IMC conduit.

What certifications does the TL-388 have?

The TL-388 is cULus listed and complies with Federal Specification A-A-50553, NEMA Standard FB-1, and UL Standard UL-514B.

What is the trade size of the TL-388 bushing?

The trade size for the TL-388 bushing is 3 inches.

What are the dimensions of the TL-388 bushing?

The TL-388 has a Dimension A of 4 inches and a Dimension B of 1 inch.

What is the temperature rating for the TL-388?

The TL-388 insulated grounding bushing is rated for 150 Degree C.

What materials are used in the TL-388 bushing?

The TL-388 bushing is made of malleable iron with a zinc-plated finish. Its grounding lug is tin electro-plated.

What is the TL-388 product used for?

The TL-388 is an insulated grounding bushing designed for use on threadless rigid and IMC conduit. It is rated for 150 Degree C.

What is the TL-388 product used for?

The TL-388 is an insulated grounding bushing designed for use on threadless rigid and IMC conduit. It is rated for 150 Degree C.

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