Description
Applications
- Installed in rigid metal conduit (RMC) or intermediate metal conduit (IMC).
- Used to protect wires from sharp edges as they are pulled into enclosures.
- Compatible with thin-wall and thick-wall enclosures.
- Works with drilled and tapped openings or slip holes.
- Allows vertical or horizontal conduit entry.
Key Features
- UL Listed & CSA Certified.
- No need for threaded bushings, reducers, or special machining.
- Corrosion- and heat-resistant polypropylene construction.
- Smooth flange ensures easy wire pulling and prevents conductor damage.
- Molded ribs ensure a tight fit, preventing movement during wire installation.
- Quick & easy installation.
- Space-saving design.
Standard Materials & Finishes
| Component | Material | Finish |
|---|---|---|
| Conduit Liner | Polypropylene | Natural (Clear) |
Certifications & Compliance
- NEC Article 346-8.
- CSA Standard C22.2 No. 18.
- U.S. Patent No. 5,383,688.
Ordering Information
| Trade Size | Catalog # |
|---|---|
| 1/2” | LNR1 |
| 3/4” | LNR2 |
| 1” | LNR3 |
| 1-1/4” | LNR4 |
| 1-1/2” | LNR5 |
| 2” | LNR6 |
| 2-1/2” | LNR7 |
| 3” | LNR8 |
| 3-1/2” | LNR9 |
| 4” | LNR10 |
Dimensions (Inches)
| Size | A | B | C | D |
|---|---|---|---|---|
| 1/2” | 13/16” | 7/8” | 5/8” | 9/16” |
| 3/4” | 1-9/16” | 1-1/8” | 13/16” | 3/4” |
| 1” | 2-1/16” | 1-3/8” | 11/16” | 7/8” |
| 1-1/4” | 2-1/16” | 1-3/4” | 1-3/8” | 1-1/4” |
| 1-1/2” | 2-9/16” | 2” | 1-5/8” | 1-7/16” |
| 2” | 2-9/16” | 2-7/16” | 2-1/16” | 1-7/8” |
| 2-1/2” | 2-7/8” | 2-7/16” | 2-1/4” | 2-17/64” |
| 3” | 2-7/8” | 3-9/16” | 3-1/16” | 2-7/8” |
| 3-1/2” | 3-1/16” | 4-1/16” | 3-9/16” | 3-3/8” |
| 4” | 3-1/16” | 4-9/16” | 4” | 3-7/8” |
Conclusion
The Crouse-Hinds LNR Conduit Liners offer superior wire protection, ease of installation, and compliance with industry standards. Their corrosion-resistant polypropylene construction makes them ideal for conduit terminations in industrial and commercial applications.

