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Rosemount
Rosemount 4x5 Thrust Type Power Positioner
Quote on request
No online payment · add lines to RFQ BOM
Hagan 4×5 thrust: 5 in stroke; 1200 lb stall; 80° lever. RFQ.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Accuracy
±1% of full scale
Positioner Type
Hagan pneumatic power positioner, 4×5 thrust type, swivel mounted (3D39491G)
Output Motion
5 in (127 mm) stroke; 80° rotation capability via lever/clevis
Stall Thrust
1200 lbs (545 kg) at recommended supply
Max Friction Load
300 lbs (136 kg)
Full Stroke Time
2 sec or less
Fits pneumatic damper and valve positioning where you need a Rosemount / Hagan 4×5 thrust-type power positioner—5 in (127 mm) stroke, 80° rotation via lever/clevis, about 1200 lbs (545 kg) stall thrust at recommended supply, and max friction load about 300 lbs (136 kg).
Key advantages
- Stroke — 5 in (127 mm); 80° rotation capability
- Stall thrust — About 1200 lbs (545 kg)
- Friction load — Max about 300 lbs (136 kg)
- Mount — Swivel-mounted thrust type (3D39491G class)
- Platform — Hagan pneumatic power positioner
Typical applications
- Boiler damper positioning.
- Fan damper actuators.
- Process thrust positioning.
Selection guide
- Thrust vs torque (8×14)
- Supply pressure
- Clevis / lever geometry
Common mistakes
- Undersized thrust.
- Wrong supply air.
- Ignoring friction load.
When to RFQ / what to tell us
- Stroke, supply, mount.
- Quantity, ship-to.
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Specs
| Spec | Value |
|---|---|
| SKU | 42081 |
| Brand | Rosemount |
| Model | 4x5 Thrust Type Power Positioner |
| Product type | Power Positioner |
| Positioner type | Hagan pneumatic power positioner, 4×5 thrust type, swivel mounted (3D39491G) |
| Output motion | 5 in (127 mm) stroke; 80° rotation capability via lever/clevis |
| Stall thrust | 1200 lbs (545 kg) at recommended supply |
| Max friction load | 300 lbs (136 kg) |
Documents
FAQ
Q: Stroke? A: 5 in (127 mm).
Q: Stall thrust? A: About 1200 lbs at recommended supply.
Q: What should I send for a quote? A: Stroke/supply, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Accuracy | ±1% of full scale |
| Positioner Type | Hagan pneumatic power positioner, 4×5 thrust type, swivel mounted (3D39491G) |
| Output Motion | 5 in (127 mm) stroke; 80° rotation capability via lever/clevis |
| Stall Thrust | 1200 lbs (545 kg) at recommended supply |
| Max Friction Load | 300 lbs (136 kg) |
| Full Stroke Time | 2 sec or less |
| Input Signal | 0–30, 3–15, 3–27 psig and 4–20 mA (with I/P parts) |
| Air Supply | 45–125 psig; recommended 100 psig |
| Air Consumption | 0.5 scfm free air |
| Temperature Limit | 0–170°F (−17.8–77°C) |
| Unit Weight | ~30 lb (13.6 kg) typical shipping |
| Options | Fail-safe, I/P converter, pivot base/pin, air filter/regulator |