1. General Pneumatics Hydraulics For Sale
  2. sku: 17131691758596721
  3. PARKER NS751

PARKER Hydraulic Disconnect Fittings NS-751-12FP NS-752-12FP

Ns-752-12fp Parker Ns751 Hydraulic Quick Disconnect Fittings Ns-751-12fp And

( Brand: Parker ), ( Manufacturer Part Number: NS751 ), ( Type: Hydraulic )

Review PARKER Hydraulic Quick Disconnect Fittings And

The **Parker NS751 hydraulic disconnect fittings** specifically the **NS-751-12FP** and **NS-752-12FP** models represent a cutting-edge solution for high-performance hydraulic systems requiring quick, reliable, and leak-free connections. Engineered with Parker s signature precision and durability, these fittings are designed to meet the demanding needs of industrial, mobile, and off-highway applications where efficiency and safety are paramount. The **NS-751-12FP** and **NS-752-12FP** feature a **12mm (3/8") port size**, optimized for medium-flow hydraulic circuits where compact yet robust connectivity is essential. Both models incorporate Parker s **Fluoroelastomer (FP) sealing technology**, ensuring exceptional resistance to hydraulic fluids, including mineral oils, synthetic esters, and biodegradable fluids, while maintaining operational integrity across a broad temperature range from -40 F to 250 F (-40 C to 121 C). The **NS751** variant is equipped with a **male quick-connect design**, offering a secure, one-handed coupling mechanism that minimizes downtime during maintenance or system adjustments, while the **NS752** variant provides a **female quick-connect option**, allowing for greater flexibility in system integration. Both fittings utilize Parker s **patented locking mechanism**, which prevents accidental disconnection under pressure, reducing the risk of fluid leaks and system failures in high-stress environments. Constructed from **high-strength steel**, these fittings are built to withstand repeated cycling and harsh operating conditions, ensuring long-term reliability even in the most demanding applications, such as construction equipment, agricultural machinery, and marine systems. The **NS751-12FP** and **NS-752-12FP** also feature a **compact, lightweight design**, making them ideal for space-constrained installations where every inch counts. With their **metal-to-metal sealing interface**, these fittings eliminate the need for additional gaskets or seals, simplifying installation and reducing the potential for contamination. Whether used in hydraulic power steering systems, mobile hydraulics, or fluid transfer applications, these Parker disconnect fittings deliver unmatched performance, durability, and ease of use, making them a trusted choice for engineers and technicians who demand nothing less than the highest standards of hydraulic connectivity.

**Pros and Cons of Buying Parker NS751 Hydraulic Disconnect Fittings (NS-751-12FP, NS-752-12FP)**

### **Pros**

1. **High Quality and Reliability** Parker is a well-established brand known for manufacturing durable, high-performance hydraulic components. These fittings are designed to withstand demanding industrial applications, reducing the risk of leaks or failures over time.

2. **Compatibility and Standardization** The NS751 series follows industry-standard specifications, making them compatible with most hydraulic systems that use similar port configurations. This ensures ease of integration without requiring extensive modifications.

3. **Pressure and Flow Ratings** These fittings are rated for high-pressure applications (typically up to 5,000 psi or higher, depending on the system), making them suitable for heavy-duty machinery, construction equipment, and mobile hydraulics.

4. **Quick-Connect Functionality** The push-to-connect design allows for rapid assembly and disassembly, saving time during maintenance or system adjustments. This is particularly useful in field applications where downtime must be minimized.

5. **Corrosion Resistance** Many Parker hydraulic fittings are made from materials like stainless steel or coated steel, which resist corrosion in harsh environments, extending their lifespan in outdoor or industrial settings.

6. **Wide Availability of Accessories** Parker offers a range of compatible seals, adapters, and hoses, ensuring that replacement parts or system upgrades are readily available.

7. **Backed by Technical Support** Parker provides extensive documentation, technical assistance, and warranties, which can be invaluable for troubleshooting or ensuring proper installation.

8. **Cost-Effective for Long-Term Use** While the initial cost may be higher than some generic alternatives, their durability and reliability often lead to lower long-term maintenance expenses.

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### **Cons**

1. **Higher Upfront Cost** Parker fittings are premium products, and their price is significantly higher than that of no-name or generic brands. This can be a barrier for small businesses or budget-conscious buyers.

2. **Potential Overkill for Low-Pressure Systems** If the application involves low-pressure hydraulics, these high-performance fittings may be more expensive than necessary without providing significant added value.

3. **Specialized Installation Requirements** Some users may require additional tools or expertise to properly install and seal these fittings, which could add to labor costs if not handled in-house.

4. **Limited Customization** Unlike some generic brands, Parker may not offer as many customization options in terms of port sizes, thread types, or special coatings, which could be a drawback for highly specialized applications.

5. **Potential for Counterfeit Products** Due to their popularity, there is a risk of purchasing counterfeit Parker fittings, which may fail prematurely or compromise system safety. Always verify the source and authenticity.

6. **Lead Times for Orders** Depending on the supplier and demand, there may be delays in receiving these fittings, which could impact project timelines in urgent situations.

7. **Compatibility with Non-Standard Systems** While generally standardized, some older or non-standard hydraulic systems may require adapters or modifications to accommodate these fittings, adding complexity.

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### **Conclusion**

The Parker NS751 hydraulic disconnect fittings (NS-751-12FP, NS-752-12FP) are an excellent choice for applications requiring reliability, high performance, and long-term durability. Their quick-connect design, compatibility with industry standards, and robust construction make them ideal for heavy-duty, high-pressure systems in industrial, construction, or mobile hydraulics. However, their higher cost and potential over-specification for low-pressure applications may not justify the investment for all users.

For buyers prioritizing quality, longevity, and ease of use in demanding environments, these fittings are strongly recommended. Conversely, those operating in cost-sensitive or low-pressure applications may find more affordable alternatives sufficient, provided they meet the system s basic requirements.

**Final Recommendation:**

If your application involves high-pressure, heavy-duty, or frequently disconnected hydraulic systems where reliability and ease of maintenance are critical, **purchase the Parker NS751 fittings**. Verify the supplier s authenticity to avoid counterfeit products, and ensure they align with your system s specifications. For lower-pressure or budget-constrained applications, weigh the cost against potential alternatives, but be prepared for the possibility of higher long-term maintenance costs with cheaper, lower-quality fittings.

Details:

Used set in very good condition. Factory use only. Connects very well.

part #: ns751 prices

  • $65.00-$125.00

specifications generapneumati:

  • brand: Parker
  • mpn: Ns751
  • type: Hydraulic

payments generapneumati:

  • wallet: Apple-pay
  • credit card: Discover
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returns generapneumati:

  • method: Money back
  • policy: Returns Accepted
  • time: 14 Days
  • paid by: Buyer

general generapneumati:

  • condition: Used
  • Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Other Hydraulics Pneumatics

seller generapneumati:

  • rating: 100.0%
  • city: Toledo, Ohio
  • # reviews: 5502

shipping generapneumati:

  • type: Calculated
  • cost: $0.00
  • service: USPS First Class
  • carrier: USPS
  • transit: 5-11 Days
  • class: Standard

offer generapneumati:

  • started: February 20, 2026
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • availability: In Stock
type: hydraulic,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > hydraulics pneumatics, sku: 17131691758596721,
Parker NS751 Is Similar To:
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2 offers $65.00–$125.00 USD
  • Used. Offer #1 priced at $125.00 + $0.00 shipping estimate = $125.00* total. Connects very well. Used set in very good condition.FREE SHIPPING
  • New. Offer #2 priced at $65.00 + $0.00 shipping estimate = $65.00* total. FREE SHIPPING

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