Em-Lok Adjustable Swivel Ring Hanger (3/8" Rod NFPA) Plastic Coated IPS
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NFPA-listed swivel-ring hanger — plastic coated. The EM-LOK NFPA swivel ring is the UL/ULC-listed, FM-approved version for NFPA 13 fire-sprinkler systems, with a plastic coating that isolates the pipe and resists corrosion. Sized for 3/8" rod, IPS.
- NFPA 13 fire-sprinkler swivel ring (Fig. 310NF)
- Plastic coating isolates pipe and resists corrosion
- Ring bolts around the pipe; swivel nut threads onto the rod
- Sized for 3/8" threaded rod
- Manufactured to MSS SP-58 pipe support standards
✔ Used by contractors and professionals
✔ Designed for reliable jobsite performance
Overview
This is the NFPA version of Empire's EM-LOK swivel ring with a plastic coating — UL & ULC listed and FM approved for NFPA 13 systems. The coating isolates the pipe from bare steel and resists corrosion. The ring closes around the pipe and a swivel nut threads onto the hanger rod, letting the ring align to the run.
Common Uses
- NFPA 13 fire-sprinkler pipe support
- Coated or finished sprinkler pipe needing isolation
- Damp or mildly corrosive fire-protection environments
- Anywhere a UL/FM-listed swivel ring is specified
Key Features
- UL/ULC listed, FM approved — NFPA 13
- Protective plastic coating
- Sized for 3/8" threaded rod
- MSS SP-58 / SP-69 Type 10
Specifications
| Type | NFPA Swivel Ring Hanger (Empire Fig. 310NF) |
| Finish | Plastic Coated |
| Rod | 3/8" |
| Pipe Sizing | IPS |
| Standard | MSS SP-58 / SP-69 Type 10 · NFPA 13 |
Load Ratings by Pipe Size
Maximum recommended load by pipe size, per Empire Fig. 310 engineering data. Match to your pipe's nominal size and apply your project's factor of safety.
| Pipe Size | Max. Rec. Load (lb) |
| 1–3-1/2" | 600 |
| 4–5" | 1,000 |
| 6–8" | 1,250 |
Listings & Standards
- MSS SP-58 / SP-69 Type 10
- UL & ULC Listed and FM Approved (2-1/2–8")
- For NFPA 13 fire-sprinkler systems
Competitor Cross-Reference
| PVF Pro (Empire Fig. 310NF) | Anvil | Cooper B-Line |
| NFPA Swivel Ring Hanger | 69 | B3170NF |
Cross-reference is for identification only. Anvil® and Cooper B-Line® are trademarks of their respective owners, which are not affiliated with or endorsing Empire Industries or PVF Pro. Always confirm fit, listing, and load rating for your application.
Frequently Asked Questions
What makes this the NFPA version?
It is UL & ULC listed and FM approved for NFPA 13 fire-sprinkler systems, with a plastic coating for isolation and corrosion resistance.
What rod does it use?
This hanger is sized for 3/8" threaded rod.
Fewer reorders. Lower cost per job. Keeps your crew stocked.