
RP-BA-025-SR05 Dixon Valve RP-BA Series Spring Return Aluminum Rack and Pinion Actuator - 250 Series - ISO5211 F05
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Pneumatic Actuator
RP-BA Series Spring Return Aluminum Rack & Pinion Actuator
Heavy-duty aluminum rack and pinion actuator with spring-return operation, built for reliable quarter-turn valve automation.
1
What are the key specifications?
Bolt Pattern
ISO 5211
Piston & Pinion Lubrication
Shell Darina R2
Rotation Adjustment Range
80° to 100°
Operating Media
Dry or lubricated non-corrosive gas
Operating Pressure
40 to 120 PSI
Maximum Pressure Rating
150 PSI
Temperature Range
-4°F to 200°F
Size Range
40 in. lb. to 16,500 in. lb.
2
What are the main product features?
- Design — Twin rack & pinion design.
- Output shaft — Female double square.
- Body — Extruded hard anodized aluminum alloy provides wear and corrosion resistance and reduced friction.
- Heavy duty springs — High tensile steel springs with retainer and guide for safe and easy assembly.
- Pistons — Die-cast aluminum alloy fitted with nylon bushing guides and Buna-N seals.
- End caps — Epoxy-coated die-cast aluminum alloy for maximum resistance to corrosive environments.
- Pinion — Electroless nickel plated carbon steel for maximum corrosion and wear resistance.
- Rotation adjustment — A full ±5° of travel adjustment in the open and closed positions, standard on all sizes.
- Solenoid interface — International NAMUR solenoid mounting interface is standard on all units.
- Indicator — A high visibility polyethylene indicator. Open/Close indication is standard on all models.
3
Which options or configurations are available?
| Part Number | Weight | Volume (cm³) | Volume (in³) | ISO 5211 |
|---|---|---|---|---|
| RP-BA-025-SR | 4.21 lbs. | 170 | 10.37 | F04 |
| RP-BA-025-SR05 | 4.21 lbs. | 170 | 10.37 | F05 |
| RP-BA-045-SR | 5.20 lbs. | 324 | 19.77 | F05 / F07 |
| RP-BA-101-SR | 11.45 lbs. | 708 | 43.20 | F05 / F07 |
| RP-BA-225-SR | 22.50 lbs. | 1573 | 95.99 | F07 / F10 |
| RP-BA-365-SR | 40.55 lbs. | 26.73 | 163.12 | F10 / F12 |
| RP-BA-500-SR | 57.80 lbs. | 3018 | 184.17 | F10 / F12 |
4
Where can I find product documents?
RP-BA Series Aluminum Rack and Pinion Actuator Dimensions PDF
See the PDF for full dimensional drawings.
Cycle times: Overall cycle time performance will vary greatly for each unit. Cycle times are dependent on air supply, valve torque, line pressure, temperature, and media.
Additional Product Data:

