VIKING PUMP SG5.656 Spur Gear 1HP 1725RPM 115/208-230V 1PH 56C

( Brand: Viking Pump ), ( Manufacturer Part Number: SG5.656 ), ( Part Type: Gear ), ( Country Of Manufacture: Usa )

Review VIKING PUMP 1hp Spur Gear 1725rpm 115/208-230v 1ph 56c Fr

The **Viking Pump SG5.656 1HP Spur Gear Pump** is a robust, high-performance centrifugal pump engineered for demanding industrial applications where reliability, efficiency, and durability are paramount. Part of Viking s renowned **SG Series**, this pump is specifically designed to deliver consistent, high-volume fluid transfer with minimal maintenance, making it an ideal solution for a wide range of commercial, agricultural, and light industrial processes. With a **1 horsepower motor**, this compact yet powerful unit operates at a nominal speed of **1725 RPM**, striking an optimal balance between torque and flow rate to ensure smooth and efficient operation across various system pressures. The **spur gear drive mechanism** provides smooth, low-vibration power transmission, reducing wear on both the motor and pump components while extending the overall lifespan of the equipment.

Built to handle a variety of fluids, including water, light oils, chemicals, and other low-viscosity liquids, the **SG5.656** is constructed from **cast iron housing and shaft**, ensuring superior strength and resistance to corrosion, even in harsh operating conditions. Its **single-phase electrical configuration (115/208-230V, 1PH)** makes it versatile for standard industrial power supplies, while the **56C frame** aligns with NEMA standards, guaranteeing compatibility with most industrial control systems. The pump s **end suction design** simplifies installation and maintenance, as it allows for easy access to internal components without requiring extensive disassembly. Whether integrated into a plumbing system, irrigation network, or process fluid handling application, this pump operates with quiet efficiency, minimizing operational disruptions while maximizing productivity.

One of the standout features of the **Viking SG5.656** is its **energy-efficient performance**, which helps reduce operational costs over time. The pump s **hydraulic design** ensures optimal fluid flow with minimal energy loss, making it an economical choice for continuous or intermittent use. Additionally, Viking s reputation for **premium engineering** is reflected in the **sealed mechanical shaft seal**, which prevents fluid leakage while maintaining a tight, reliable seal critical for applications where contamination or fluid loss must be avoided. The pump s **compact yet sturdy construction** also allows for flexible installation in tight spaces, whether mounted on a pedestal, base, or directly integrated into a system. With Viking s commitment to **long-term durability**, this pump is built to withstand years of heavy-duty use, providing a cost-effective solution for industries that demand dependable, high-performance fluid handling equipment.

### **Pros and Cons of buying a Viking Pump SG5.656 (1HP Spur Gear, 1725 RPM, 115/208-230V, 56C)**

1. **Reliable Brand** Viking Pumps is a well-established manufacturer known for durable, high-quality centrifugal pumps used in industrial, agricultural, and municipal applications. Their products are often preferred for longevity and performance.

2. **Spur Gear Drive** The spur gear mechanism provides smooth, efficient power transmission with lower wear compared to belt-driven pumps. This reduces maintenance needs and extends the pump s lifespan.

3. **Adjustable Speed (1725 RPM)** The fixed speed (1725 RPM) ensures consistent performance for applications requiring steady flow and pressure. This is ideal for systems where variability is not needed.

4. **Dual Voltage (115/208-230V)** The ability to operate on both single-phase voltages (115V and 230V) makes this pump versatile for different electrical setups without requiring additional voltage conversion.

5. **Single-Phase Motor (56C)** The 1HP single-phase motor is suitable for smaller-scale applications where three-phase power is unavailable. It s cost-effective for residential, small commercial, or light industrial use.

6. **Compact and Efficient** The 5.656 model is likely designed for moderate flow requirements (depending on system needs), making it space-efficient for installations where larger pumps may be overkill.

7. **Widely Available Parts** As a Viking product, replacement parts and service support are generally accessible through dealers and distributors, reducing downtime in case of repairs.

8. **Good for Low to Medium Head Applications** If your system requires moderate lift (head pressure), this pump can handle it efficiently without excessive energy consumption.

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1. **Fixed Speed Limitations** The pump operates at a single fixed speed (1725 RPM), which may not be optimal for applications requiring variable flow rates. If your system demands adjustable speed control, you may need additional equipment (e.g., a variable frequency drive), adding cost and complexity.

2. **Single-Phase Motor Drawbacks** While convenient, single-phase motors are generally less efficient than three-phase motors of the same horsepower. This can result in higher energy consumption for the same output. If your application can use three-phase power, a three-phase motor would likely be more efficient.

3. **Potential for Higher Maintenance on Spur Gears** While spur gears are durable, they can generate more noise and heat compared to other drive types (e.g., belt or direct drive). Regular lubrication and inspection may be required to prevent wear.

4. **Limited Flow Rate Capacity** The 1HP rating suggests this pump is best suited for smaller systems. For high-flow or high-head applications, you may need a larger pump, which could be more expensive and require a heavier-duty motor.

5. **Voltage Compatibility Constraints** The dual-voltage feature is helpful, but if your system requires a different voltage (e.g., 480V three-phase), this pump won t be compatible without modification.

6. **Noisy Operation** Spur gear pumps can be louder than other types, which may be a concern in noise-sensitive environments.

7. **Potential for Clogging** Depending on the impeller design and the fluid being pumped, solids or debris in the fluid could clog the pump or damage the impeller over time. Ensure the pump is matched to your fluid s characteristics.

8. **Higher Upfront Cost for Small Applications** For very low-flow applications, a smaller pump (e.g., HP) might suffice, but the 1HP model may be overkill, leading to unnecessary expense.

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The **Viking Pump SG5.656** is a solid choice for applications requiring a **reliable, single-phase, spur gear-driven pump** with **dual-voltage compatibility**. It excels in **moderate-flow, fixed-speed systems** where durability and ease of maintenance are priorities. However, it may not be ideal for **high-flow, variable-speed, or high-head applications**, nor is it the most energy-efficient option for three-phase setups.

- You need a **durable, low-maintenance pump** for **small to medium-scale water transfer** (e.g., irrigation, light industrial, or municipal booster applications).

- Your electrical setup supports **single-phase (115/208-230V)**.

- You can tolerate **fixed-speed operation** without needing variable flow control.

- Noise and gear maintenance are not major concerns.

- You require **variable speed control** (e.g., for energy savings or flow adjustment).

- Your application demands **high flow rates or high head pressure**.

- Three-phase power is available, and efficiency is a priority.

- You need a **quieter or more compact pump** for sensitive environments.

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- Your system s flow and head requirements align with the pump s specifications (verify with Viking s performance curves).

- You prioritize **reliability and longevity** over energy efficiency.

- Single-phase power is your only option, and you need a **durable, spur gear-driven pump**.

- You need **variable speed** (e.g., a pump with a VFD-compatible motor).

- Your application requires **higher efficiency** (e.g., a three-phase motor if available).

- You re pumping **abrasive or clog-prone fluids** (check impeller and material compatibility).

- A **smaller pump (e.g., HP)** would suffice for your flow needs.

**Final Verdict:** For most **small to medium single-phase applications** where fixed speed and durability are key, the **Viking SG5.656 is a strong, cost-effective choice**. However, always cross-reference the pump s **flow and head curves** with your system s requirements to ensure compatibility. If in doubt, consult a pump specialist or Viking s technical support to confirm the fit.

Details:

Viking Pump SG5.656 1HP Spur Gear 1725RPM 115/208-230V 1Ph 56C Fr. After the return period has ended, you can no longer product. height : 12 in. Rating: CONT.

Consignee: B. All goods are so AS IS' and WITH ALL FAULTS meaning, without limitation, that. LOCAL PICK-UP, Prefer to pick it up yourself.

Includes Y-strainer on intake. Condition: Used. We choose the carrier. Type: Spur Gear.

width : 14 in. Country of Manufacture: USA. Next Day Second Air Services are available. Tested and works as it should.

Size: length : 24 in. Viking Spur Gear Pump assembly with Lesson motor. Shows normal signs of usage with some surface oxidation present. Your phone number and business name.

Brand: Viking Pump. Will there be a dock or forklift. Enclosure: TEFC. Construction: Horizontal.

Need it urgently.

part #: sg5656 price

• $699.99

specifications valvplu:

• brand: Viking Pump
• mpn: Sg5.656
• part type: Gear
• country of manufacture: Usa

offer valvplu:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: April 20, 2026
• quantity: 1

payments valvplu:

• credit card: Visa
• wallet: Google-pay
• other

general valvplu:

• Pumps Pump Accessories > Vacuum Pumps > Rotary Gear Pumps
• condition: Used

returns valvplu:

• policy: Returns Accepted
• time: 30 Days
• method: Money back
• paid by: Buyer

seller valvplu:

• rating: 99.8%
• city: Middlebury, Indiana
• # reviews: 64466

shipping valvplu:

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