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  3. SEACHOICE 57200

SEACHOICE 57200 Square Bolt 7/16 1-9/16 3-9/16

57200 Seachoice Square U-bolt 7/16 X 1-9/16 3-9/16

( Brand: Seachoice ), ( Manufacturer Part Number: 57200 ), ( Part Type: Bolt )

Review SEACHOICE Square U bolt 7/16 1-9/16 3-9/16

The **SeaChoice 57200 Square U-Bolt** is a premium-grade marine hardware component meticulously engineered for durability, corrosion resistance, and precision in demanding offshore and recreational boating applications. This heavy-duty U-bolt features a **7/16-inch square shank**, providing ample strength and stability for securing critical components such as lifelines, cleats, or deck hardware where high tensile loads are expected. The **1-9/16-inch** overall length of the shank ensures sufficient reach for versatile mounting configurations, accommodating various deck thicknesses and structural setups without compromising rigidity. Complementing this is the **3-9/16-inch** total length of the U-bolt, which includes a **1-1/4-inch** leg spread ideal for snugly encircling pipes, rails, or other cylindrical or rectangular fixtures while maintaining a secure, non-slip grip. Crafted from **marine-grade stainless steel (typically 316 or 316L)**, this U-bolt resists saltwater corrosion, oxidation, and environmental degradation, making it an indispensable choice for saltwater vessels, fishing boats, yachts, and commercial marine equipment where longevity and reliability are non-negotiable.

The **square shank design** of the SeaChoice 57200 enhances torque resistance, preventing loosening under vibration or dynamic loads common in marine environments where constant movement and shock absorption are required. The **polished finish** not only improves aesthetics but also reduces friction during installation, allowing for easier threading into pre-drilled holes or through deck fittings. Whether used in the construction of a new vessel or as a replacement for worn-out hardware, this U-bolt delivers a robust solution for securing critical load-bearing points. Its **universal compatibility** with standard marine fasteners, such as nuts, washers, and cotter pins, ensures seamless integration into existing systems. For marine professionals and DIY enthusiasts alike, the SeaChoice 57200 Square U-Bolt represents a blend of industrial-grade strength and marine-specific performance, ensuring peace of mind in the harshest conditions at sea.

### **Pros and Cons of buying a SeaChoice 57200 Square U-Bolt (7/16" x 1-9/16" x 3-9/16")**

#### **Pros:**

1. **High-Quality Material** SeaChoice is known for manufacturing marine-grade hardware, often made from stainless steel or other corrosion-resistant alloys. This ensures durability in saltwater and humid environments, reducing the risk of rust or degradation over time.

2. **Precision Engineering** The U-bolt is likely designed with tight tolerances, ensuring a secure fit for applications like securing ropes, chains, or other loads in marine or industrial settings. This minimizes slippage and maximizes holding power.

3. **Versatile Applications** The dimensions (7/16" shank, 1-9/16" width, 3-9/16" length) make it suitable for a range of uses, including:

- Securing ropes or lines to cleats or pads

- Reinforcing eye bolts or other fittings

- Supporting temporary or permanent loads in boats, rigging, or construction

- Use in marine, industrial, or outdoor environments where corrosion resistance is critical

4. **Brand Reputation** SeaChoice is a trusted name in marine hardware, often preferred by sailors, boat owners, and riggers for reliability. Their products are frequently used in professional and recreational settings.

5. **Easy Installation** The square design prevents rotation, making it simpler to install and remove compared to round bolts. This can save time and effort, especially in tight or hard-to-reach spaces.

6. **Corrosion Resistance** If made from stainless steel (common for SeaChoice products), the U-bolt will resist saltwater corrosion, extending its lifespan significantly compared to carbon steel alternatives.

7. **Compatibility with Marine Standards** The design likely adheres to marine industry standards, ensuring it meets safety requirements for use on boats, yachts, or offshore applications.

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#### **Cons:**

1. **Cost** Marine-grade hardware, especially from reputable brands like SeaChoice, tends to be more expensive than generic or non-marine alternatives. This may be a drawback for budget-conscious buyers or those on a tight budget.

2. **Limited Availability** Depending on your location, finding this specific part may require ordering online or from specialty marine suppliers, which could involve shipping delays or higher costs.

3. **Overkill for Non-Marine Use** If you re using this U-bolt for non-marine applications (e.g., general construction, automotive, or land-based rigging), a cheaper or lighter-duty bolt might suffice. The extra corrosion resistance may not be necessary.

4. **Size Limitations** The dimensions (7/16" shank) may be too small for heavy-duty loads or large ropes. If you need to secure very thick or heavy lines, a larger U-bolt (e.g., 1/2" or 5/8") would be more appropriate.

5. **Potential for Overuse** Some buyers might purchase this U-bolt for applications where a simpler or less expensive solution (e.g., a turnbuckle, shackle, or rope clamp) would work just as well. This could lead to unnecessary spending.

6. **Maintenance Requirements** While stainless steel resists corrosion, it can still accumulate grime or salt buildup over time. Regular cleaning and inspection may be needed to maintain optimal performance, especially in marine environments.

7. **Brand Loyalty vs. Alternatives** If you re already invested in a different marine hardware brand (e.g., Lewmar, Harken, or local marine suppliers), switching to SeaChoice may not offer significant advantages unless you specifically need their design or materials.

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### **Conclusion**

The SeaChoice 57200 Square U-Bolt is an excellent choice for marine or high-corrosion environments where durability, security, and reliability are priorities. Its stainless steel construction, precise engineering, and brand reputation make it a strong investment for boat owners, riggers, or professionals working in saltwater conditions. However, for non-marine uses or applications requiring heavier loads, the cost and material may not justify the purchase.

If you re certain the U-bolt will be used in a marine setting and the dimensions match your needs, it is a well-made, long-lasting product. For other uses, consider whether a more affordable or appropriately sized alternative would better suit your requirements.

### **Recommendation**

- **Buy it if:**

- You need a corrosion-resistant U-bolt for marine, outdoor, or industrial use.

- The size (7/16" x 1-9/16" x 3-9/16") fits your specific application.

- You prioritize brand reliability and long-term performance over cost savings.

- **Avoid or consider alternatives if:**

- You re on a tight budget and the application doesn t require marine-grade materials.

- The load or rope size exceeds the U-bolt s recommended capacity.

- You can find a similarly sized bolt from a more cost-effective brand that meets your needs.

For most marine applications, this U-bolt is a solid, high-quality choice. Always double-check the load capacity and environmental conditions to ensure it s the right fit for your project.

Details:

Covers most U-Bolt applications. SEACHOICE Square U-BOLT 7/16 x 3-1/16 4-5/16. SEACHOICE Square U-Bolt 3/8 x 1-5/8 3-9/16BULK. Solid galvanized steel u-bolts with nuts and lock washers.

One per card or in bulk. Seachoice Trailer Steel Square U-Bolt 4-1/16 x 2-13/16 Thread #7/16 14 57241. This platform is now integrated and seamless. Seachoice 52561 LED Stud Mount Side Marker Light Amber.

part #: 57200 prices

  • $6.22-$12.96

specifications traiparboa:

  • brand: Seachoice
  • mpn: 57200
  • part type: Bolt

offer traiparboa:

  • options: Ship-to-home
  • started: June 10, 2026
  • availability: In Stock
  • sold: 0

general traiparboa:

  • condition: New
  • Parts Accessories > Boat Parts > Trailer Parts

seller traiparboa:

  • rating: 99.1%
  • city: Wheeling, Illinois
  • # reviews: 113272

payments traiparboa:

  • credit card: Mastercard
  • other
  • wallet: Apple-pay

shipping traiparboa:

  • class: Economy
  • service: Economy
  • cost: $0.00
  • transit: 14-21 Days
  • type: Fixed

returns traiparboa:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days
part type: bolt,
category: boat parts > trailer parts, sku: 5599188442540893,
Seachoice 57200 Is Similar To:
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2 offers $6.22–$12.96 USD
  • New. Offer #1 priced at $12.96 + $0.00 shipping estimate = $12.96* total. Seachoice 52561 LED Stud Mount Side Marker Light Amber. SEACHOICE Square U-Bolt 3/8 x 1-5/8 x 3-9/16BULK.FREE SHIPPING
  • New. Offer #2 priced at $6.22 + $8.95 shipping estimate = $15.17* total. Bulk Pack. Solid galvanized steel u-bolts with nuts and lock washers.+$8.95 shipping

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