Spring Return Pneumatic Actuator
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Sharpe has evolved into a leading edge manufacturer and producer of highly engineered valves. Sharpe has successfully built a reputation for manufacturing spring return pneumatic actuators that are considered by many to be industry-leading when it comes to both design and value. All Sharpe spring return pneumatic actuators are extensively tested to ensure complete conformance to your applicable standards before shipment.
With over 30 years of manufacturing experience in the chemical processing, pulp & paper, petroleum, power generation and food processing, Sharpe has your perfect valve solution.
SPN II Pneumatic Actuator
Product Description:
Sharpe manufactures spring return pneumatic actuators which are durable, versatile, cost-effective, perform well after many cycles and are perfect for extensive commercial and industrial use. Sharpe’s spring return pneumatic actuators are suitable for a full range of water, gas, steam, petrochemical and general use/utility services and applications.
Features Include:
• Rack & pinion design
• Low temperature actuator -40°F to 80°F
• Special options for extreme temperatures (upon request)
• Inside surface finish (Ra 0.4-0.6µm) to minimize friction and to maximize the life of the actuator
• Standard applications for temperature ranges from -4°F to +180°F
• High temperature actuator +5°F to 300°F
• The standard actuator configuration has hard anodized aluminum body and epoxy coated end caps
• Piston bearing made of material with low friction coefficient to avoid metal on metal contact, easily replaceable for maintenance
Our Sharpe Spring Return Pneumatic Actuators have the following Build of Materials and Product Specifications:
| Part Name | Qty | Part Description | Materials | Surface Treated | Optional Material |
|---|---|---|---|---|---|
| 1 | 8 | End Cap Bolts | End Cap Bolts | ||
| 2 | 2 | End Cap | Aluminum 380 Die-Casting Alloy | Hard Anodized & Polyester Coated | CF8/CF8M |
| 3* | 2 | O-Ring (End Cap) | NBR Rubber | Viton/Silicone | |
| 4 | 5-12 | Spring (Cartridge) | High Alloy Spring Steel | Polyester Coated | |
| 5* | 2 | Bearing | Polyacetal | CF8/CF8M | |
| 6* | 2 | O-Ring (Pinion)** | NBR Rubber | Viton/Silicone | |
| 7 | 2 | Piston | 380 Die-Casting | Hard Anodized | |
| 8* | 2 | Plug | NBR Rubber | Viton/Silicone | |
| 9* | 2 | Bearing (Piston Back) | Nylon | ||
| 10* | 2 | Piston Guide | Nylon | ||
| 11 | 2 | Indicator Bolt | ABS | ||
| 12 | 4 | ndicator Arrowhead | ABS | ||
| 13 | 2 | Pinion Indicator | ABS | ||
| 14 | 2 | Snap Ring | Stainless Steel 304 | ||
| 15 | 1 | Thrust Washer (Pinion) | Stainless Steel 304 | ||
| 16* | 1 | Thrust Washer (Pinion) | Polyacetal | ||
| 17 | 1 | Body | Aluminum 6063-T6 | Hard Anodized & Polyester Coated | CF8/CF8M |
| 18* | 1 | O-Ring (Pinion)** | NBR Rubber | Viton/Silicone | |
| 19* | 1 | Bearing (Pinion Top) | Polyacetal | ||
| 20 | 1 | Stroke Adjustment Stop | C45 Stee | Nickel Plated | CF8/CF8M |
| 21 | 1 | Pinion | Alloy Steel | Nickel Plated | SUS304/SUS316 |
| 22* | 1 | Bearing (Pinion Bottom) | Polyacetal | ||
| 23* | 1 | O-Ring (Pinion Bottom) | NBR Rubber | Viton/Silicone | |
| 24* | 2 | Exhaust Plug | PVC | ||
| 25* | 2 | O-Ring (Stop Nut) | Viton/Silicone | ||
| 26 | 2 | Washer | Stainless Steel 304 | ||
| 27 | 2 | 2 | Stainless Steel 304 | ||
| 28 | 2 | Stop Bolts | Stainless Steel 304 |
| Dimensions | ||||||||||||||
| 300 | in mm | 33.03 839 | 16.14 410 | 6.99 178 | 6.38 162 | 6.81 173 | 11.42 290 | 3.35 85 | 1.57 40 | 1.97 50 | 3.27 92 | 1.77 45 | 1/2″ | 3.15 80 |
| 265 | in mm | 28.7 729 | 15.31 389 | 6.57 167 | 5.79 147 | 5.78 147 | 9.99 254 | 3.54 90 | 1.57 40 | 1.97 50 | 3.27 92 | 1.77 45 | 3/8″ | 3.15 80 |
| 240 | in mm | 24.17 614 | 13.7 348 | 5.75 146 | 5.14 131 | 5.16 131 | 9.09 231 | 2.76 70 | 1.57 40 | 1.97 50 | 3.27 92 | 1.77 45 | 3/8″ | 3.15 80 |
| 200 | in mm | 21.54 547 | 10.91 253 | 4.29 109 | 3.88 99 | 4.15 105 | 7.07 180 | 2.37 60 | 0.94 24 | 1.65 42 | 3.62 92 | 1.26 32 | 1/4” | 3.15 80 |
| 180 | in mm | 19.37 492 | 9.96 253 | 4.29 109 | 3.88 99 | 4.15 105 | 7.07 180 | 2.37 60 | 0.94 24 | 1.65 42 | 3.62 92 | 1.26 32 | 1/4” | 3.15 80 |
| 160 | in mm | 17.44 443 | 9.06 230 | 3.88 99 | 3.46 88 | 3.87 98 | 6.28 160 | 2.04 52 | 0.94 24 | 1.14 29 | 2.56 65 | 1.26 32 | 1/4” | 2.6 66 |
| 145 | in mm | 16.22 412 | 8.25 210 | 3.46 88 | 3.15 80 | 3.54 90 | 5.85 149 | 2.17 46 | 0.94 24 | 1.14 29 | 2.56 65 | 1.26 32 | 1/4” | 2.6 66 |
| 125 | in mm | 13.62 346 | 7.48 190 | 3.09 78 | 2.72 69 | 3.23 82 | 5.12 130 | 1.8 46 | 0.94 24 | 1.14 29 | 2.56 65 | 1.26 32 | 1/4” | 2.6 66 |
| 115 | in mm | 12.40 315 | 6.89 175 | 2.85 72 | 2.52 64 | 3.03 77 | 5.00 127 | 1.67 42 | 0.94 24 | 0.91 23 | 1.89 48 | 1.26 32 | 1/4” | 2.6 66 |
| 100 | in mm | 10.67 271 | 5.94 151 | 2.5 64 | 2.2 56 | 2.6 66 | 4.17 106 | 1.46 37 | 0.94 24 | 0.91 23 | 1.89 48 | 1.26 32 | 1/4” | 1.65 42 |
| 085 | in mm | 9.8 249 | 5.43 138 | 2.27 58 | 1.91 49 | 2.22 56 | 3.8 97 | 1.26 32 | 0.94 24 | 0.75 19 | 1.34 34 | 1.26 32 | 1/4” | 1.65 42 |
| 075 | in mm | 8.39 213 | 4.92 125 | 2.01 51 | 1.71 43 | 2.07 53 | 3.39 86 | 1.03 26 | 0.94 24 | 0.75 19 | 1.34 34 | 1.26 32 | 1/4” | 1.65 42 |
| 063 | in mm | 6.26 159 | 4.25 108 | 1.67 42 | 1.42 36 | 1.14 29 | 2.83 72 | 1.18 30 | 0.94 24 | 0.63 16 | 1.34 34 | 1.26 32 | 1/4” | 1.65 42 |
| 050 | in mm | 5.8 147 | 3.62 92 | 1.35 34 | 1.12 28 | 1.61 41 | 2.28 58 | 1.02 26 | 0.94 24 | 0.47 12 | 1.26 32 | 1.26 32 | 1/4” | 1.65 42 |
| 032 | in mm | 4.61 117 | 1.77 45 | .88 22 | .88 22 | .88 22 | 1.77 45 | .88 22 | 0.94 24 | .39 10 | – | 1.25 32 | 1/8” | 1.4 36 |
| Dimensions (inches) | ||||||||||||||
| Model | Unit | M | N | P | Q1 | Q2 | Q3 | Q4 | R | S | T | U | V | W |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 300 | in mm | 1.97 50 | 5.12 130 | 1.18 30 | M5 | – | F16 | M6 | M20 | – | 1.81 46 | – | – | – |
| 265 | in mm | 1.97 50 | 5.12 130 | 1.18 30 | M5 | – | F16 | M6 | M20 | – | 1.81 46 | – | – | – |
| 240 | in mm | 1.97 50 | 5.12 130 | 1.18 30 | M5 | F12 | F16 | M6 | M20 | M12 | 1.81 46 | – | – | – |
| 200 | in mm | 1.18 30 | 5.12 130 | 1.18 30 | M5 | F10 | F14 | M5 | M16 | M10 | 1.42 36 | 3.9 99 | 2.09 53 | M10 |
| 180 | in mm | 1.18 30 | 5.12 130 | 1.18 30 | M5 | F10 | F14 | M5 | M16 | M10 | 1.42 36 | 3.9 99 | 2.09 53 | M10 |
| 160 | in mm | 1.18 30 | 3.15 80 | 1.18 30 | M5 | F10 | F12 | M5 | M12 | M10 | 1.42 36 | 2.83 72 | 1.46 37 | M8 |
| 145 | in mm | 1.18 30 | 3.15 80 | 1.18 30 | M5 | F10 | F12 | M5 | M12 | M10 | 1.42 36 | 2.83 72 | 1.46 37 | M8 |
| 125 | in mm | 1.18 30 | 3.15 80 | 1.18 30 | M5 | F10 | – | M5 | – | M10 | 1.42 36 | 2.83 72 | 1.46 37 | M8 |
| 115 | in mm | 1.18 30 | 3.15 80 | 1.18 30 | M5 | F07 | F10 | M5 | – | M10 | 0.87 22 | – | – | M8 |
| 100 | in mm | 0.79 20 | 3.15 80 | 1.18 30 | M5 | F05 | F10 | M5 | M10 | M8 | 0.87 22 | 2.83 72 | 1.46 37 | M8 |
| 085 | in mm | 0.79 20 | 3.15 80 | 1.18 30 | M5 | F05 | F07 | M5 | M8 | M6 | 0.87 22 | – | – | – |
| 075 | in mm | 0.79 20 | 3.15 80 | 1.18 30 | M5 | F05 | F07 | M5 | M8 | M6 | 0.87 22 | – | – | – |
| 063 | in mm | 0.79 20 | 3.15 80 | 1.18 30 | M5 | F05 | – | M6 | – | 0.67 17 | – | – | – | |
| 050 | in mm | 0.79 20 | 3.15 80 | 1.18 30 | M5 | F04 | – | M5 | – | 0.67 17 | – | – | – | |
| 032 | in mm | 0.79 20 | 1.97 45 | 1.18 30 | M5 | F03 | – | M5 | – | 0.35 9 | – | – | – | |
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Product Brochure
Download more in-depth technical specifications for our line of spring return pneumatic actuators by clicking on any of the above literature thumbnails.
For almost 15 years, ValvSource Equipment has continually committed itself to offer the best spring return pneumatic actuator products to meet a wide range of applications and requirements.
As an industry leader, ValvSource Equipment has your perfect spring return pneumatic actuators solution. Our success in the valves industry is attributed to our customer-centric team of sales personnel, engineers, and trained staff that are collectively committed to providing quality products at a price you would come to expect.
To find your perfect valve solution, please call ValvSource Equipment today or email us at [email protected].
