Riser Clamp Standard Plastic Coated IPS
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Support vertical pipe at each floor — with pipe isolation. The plastic-coated riser clamp bolts around a vertical pipe and bears on the floor slab or structural steel; the coating isolates the pipe and resists corrosion. IPS sizing.
- Two-piece clamp bolts around the pipe
- Bearing ears rest on the floor slab or structural steel
- Plastic coating isolates pipe and resists corrosion
- Carries vertical pipe (riser) weight at each floor
- Manufactured to MSS SP-58 pipe support standards
✔ Used by contractors and professionals
✔ Designed for reliable jobsite performance
Overview
Riser clamps carry the weight of vertical pipe at floor penetrations. Two halves bolt around the pipe and the projecting ears bear on the slab or structural steel. The plastic coating isolates the pipe from bare steel and adds corrosion resistance, useful for coated or finished pipe.
Common Uses
- Supporting vertical pipe risers in multi-story buildings
- Coated or finished pipe needing isolation
- Damp or mildly corrosive environments
- Commercial and institutional mechanical systems
Key Features
- Two-piece bolted design
- Protective plastic coating
- Isolates pipe from bare steel
- MSS SP-58 / SP-69 Type 8
Specifications
| Type | Riser Clamp (Empire Fig. 50) |
| Finish | Plastic Coated |
| Pipe Sizing | IPS |
| Standard | MSS SP-58 / SP-69 Type 8 |
Load Ratings by Pipe Size
Maximum recommended load by pipe size, per Empire Fig. 50 engineering data. Match to your pipe's nominal size and apply your project's factor of safety.
| Pipe Size | Max. Rec. Load (lb) |
| 1/2–1-1/2" | 255 |
| 2" | 300 |
| 2-1/2" | 400 |
| 3" | 530 |
| 3-1/2" | 670 |
| 4" | 810 |
| 5" | 1,500 |
| 6" | 1,600 |
| 8–10" | 2,500 |
| 12–14" | 2,700 |
| 16–30" | 2,900 |
Listings & Standards
- MSS SP-58 / SP-69 Type 8
- UL & ULC listing applies to the plain and galvanized finishes
Competitor Cross-Reference
| PVF Pro (Empire Fig. 50) | Cooper B-Line | Tolco |
| Riser / Extension Clamp | B3373 | 6 |
Cross-reference is for identification only. Cooper B-Line® and Tolco® are trademarks of their respective owners (Eaton), which are not affiliated with or endorsing Empire Industries or PVF Pro. Always confirm fit and load rating for your application.
Frequently Asked Questions
Why a plastic-coated riser clamp?
The coating isolates the pipe from bare steel and resists corrosion — useful for finished pipe or damp environments.
What size do I need?
Match the clamp to your pipe's nominal size (IPS).
Fewer reorders. Lower cost per job. Keeps your crew stocked.