- Pipe & Hose Fittings (Hydraulics/Pneumatics) Offered
- sku: 12761465161549983
- GRUVLOK 0390003721
0390003721 GRUVLOK Flexible Coupling Ductile Iron
| Brand | GRUVLOK |
|---|---|
| Manufacturer Part Number | 0390003721 |
| Country Of Origin | US |
| Color | ORANGE |
| Restricted Sale Item Code | A6 |
| Type | PIPES, VALVES FITTINGS FITTINGS DUCTILE IRON PIPE FITTINGS |
| Weight | 5.7000 |
| Length | 8.200 |
| Width | 6.100 |
| Features | FLEXIBLE COUPLING, DUCTILE IRON, 4 IN |
| Battery Included | NO |
Review GRUVLOK Flexible Coupling Ductile Iron In
The Gruvlok 0390003721 flexible coupling is a premium product designed for use in industrial and commercial applications where there is a need for connecting and transmitting fluid pressure between two pipes or flanges. This coupling is manufactured using ductile iron, a material known for its superior strength, durability, and resistance to impact and fatigue.
The Gruvlok 0390003721 is a flexible design, allowing for some degree of movement between connected pipes, making it an ideal solution for applications where there is potential for pipe movement due to thermal expansion or contraction. The coupling's flexibility also makes it suitable for use in applications where there may be some misalignment between the connected pipes.
This particular model features a double O-ring seal design, which provides an effective barrier against leaks and helps to ensure a tight, secure connection. The O-rings are made from a high-quality elastomer material that is resistant to wear and tear, ensuring a long service life.
The Gruvlok 0390003721 is easy to install, with a simple bolt-together design. The bolts are made from high-strength material and are designed to provide a secure connection while also allowing for easy disassembly for maintenance or repair. The coupling also comes with a gasket, which further ensures a tight seal and helps to prevent leaks.
The Gruvlok 0390003721 is suitable for use with a wide range of fluids, including water, oil, and steam, and can handle operating pressures up to 150 psi (10.3 bar). The coupling's temperature range is from -20 F to 250 F (-29 C to 121 C), making it suitable for use in a variety of environmental conditions.
Overall, the Gruvlok 0390003721 flexible coupling is an excellent choice for industrial and commercial applications where there is a need for a reliable, durable, and flexible solution for connecting and transmitting fluid pressure between two pipes or flanges. Its double O-ring seal design, easy installation, and ability to handle a wide range of temperatures and pressures make it a versatile and effective solution for a variety of applications.
Pros and Cons of Buying Gruvlok 0390003721 Flexible Coupling for Ductile Iron Piping
Introduction:The Gruvlok 0390003721 is a flexible coupling designed for use with ductile iron piping. This coupling is known for its flexibility and robustness, making it an ideal choice for various industrial and commercial applications. In this article, we will discuss the pros and cons of investing in this product.
Pros:1. Flexibility: The primary advantage of the Gruvlok 0390003721 is its flexibility. It can absorb the expansion and contraction forces caused by temperature changes or pressure fluctuations, preventing damage to the piping system.
2. Leak-Free Connection: The coupling forms a tight seal when installed, ensuring a leak-free connection between the pipes. This feature is crucial in preventing potential hazards such as water leaks, gas leaks, or environmental contamination.
3. Easy Installation: The Gruvlok 0390003721 is relatively easy to install compared to traditional rigid couplings. It requires no special tools or welding, saving time and labor costs.
4. High Pressure Capacity: The coupling can withstand high pressures, making it suitable for use in industrial applications where high-pressure piping systems are common.
5. Corrosion Resistance: Ductile iron piping is known for its resistance to corrosion, and the Gruvlok 0390003721 maintains this property. It is resistant to various environmental conditions and chemical substances, ensuring a long service life.
Cons:1. Cost: The Gruvlok 0390003721 is more expensive than traditional rigid couplings. While the initial investment may be higher, the cost savings from easier installation, fewer leaks, and longer service life can offset this expense over time.
2. Size and Weight: The flexible nature of the coupling makes it larger and heavier than rigid couplings. This may require additional space and handling equipment during transportation and installation.
3. Limited Angular Misalignment: The Gruvlok 0390003721 can only accommodate a limited amount of angular misalignment between the piping system's components. Excessive misalignment may require additional coupling or adjustment, increasing the overall cost and installation time.
Conclusion:The Gruvlok 0390003721 flexible coupling for ductile iron piping offers several advantages, including flexibility, leak-free connections, easy installation, high pressure capacity, and corrosion resistance. However, it also comes with some disadvantages, such as a higher cost, larger size and weight, and limited angular misalignment capabilities. Ultimately, the decision to invest in this product depends on the specific requirements of the piping system and the application. If the benefits outweigh the drawbacks, the Gruvlok 0390003721 can be a valuable investment for industrial and commercial piping applications.
Recommendation:Based on the information provided, I would recommend the Gruvlok 0390003721 flexible coupling for use in applications where the advantages outweigh the disadvantages. These applications include industrial and commercial piping systems that require flexibility, high pressure capacity, and corrosion resistance. However, for simple applications with minimal misalignment and low pressure requirements, traditional rigid couplings may be a more cost-effective solution. Always consult with a piping professional for specific application recommendations.
Details:
Gruvlok flexible coupling, ductile iron, 4 in: in details. Receptacles. And enclosures. Electrical boxes.
Electrical outlet's. Light industrial.
specifications pipehosefit:
- brand: Gruvlok
- mpn: 0390003721
- country of origin: Us
- color: Orange
- restricted sale item code: A6
- type: Pipes, Valves Fittings Fittings Ductile Iron Pipe Fittings
- weight: 5.7000
- length: 8.200
- width: 6.100
- features: Flexible Coupling, Ductile Iron, 4 In
- battery included: No
returns pipehosefit:
- paid by: seller
- method: money back
- time: 60 days
- policy: returns accepted
offer pipehosefit:
- prices: $92.49–$143.82
- item condition: New
- started: april 27, 2026
- availability: in stock
- options: ship-to-home
- sold #: 10
general pipehosefit:
- category: Business & Industrial > Adapters > Pipe Hose Fittings
seller pipehosefit:
- city: USA
- rating: 99.8%
- # reviews: 1359434
shipping pipehosefit:
- transit: 3-3 days
- service: standard
- class: standard
- type: fixed
payments pipehosefit:
- wallet: paypal
- credit card: mastercard
- other
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