Square U-Bolt Zn3/8x4x3

★★★★★ 4.3 33 reviews

$18.93
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Product details

Management number 211254955 Release Date 2026/04/04 List Price $7.57 Model Number 211254955
Category

Secure your projects with confidence using the National Hardware Model No. N222-380 Square U-bolts, crafted from durable alloy steel and finished with corrosion-resistant zinc plating for long-lasting performance. Designed to fasten a variety of items to rectangular wood or metal surfaces, these square U-bolts are ideal for heavy-duty applications such as trailer square u bolt installations, furniture assembly, and structural connections. Each package contains five U-bolts, each measuring 3/8 in. diameter by 4 in. length and 3 in. width, making them suitable for use as a u bolt clamp or for mounting bunk bed frames, headboards, or other furniture requiring secure connector bolts. The included plates and hex nuts ensure a stable and easy installation, while the zinc-plated exterior finish provides added protection against rust and wear. These U-bolts are compatible with a range of hardware needs, including long bolts and t slot bolt applications, and are a reliable choice for both indoor and outdoor projects. No batteries required.

  • HEAVY DUTY MATERIAL: Made from high-strength alloy steel with a zinc plated finish for corrosion resistance. Ideal for demanding applications where durability is essential.
  • VERSATILE SQUARE DESIGN: Square u bolt clamp fits securely around trailer frames, pipes, or beams. Perfect for use as trailer square u bolts or in construction projects.
  • GENEROUS DIMENSIONS: Each u bolt measures 3/8 in x 4 in x 3 in, providing a secure hold for a variety of mounting needs. Suitable for long bolts applications.
  • MULTI-PACK CONVENIENCE: Includes 5 pieces per package, making it easy to complete multiple installations or repairs. Great for projects requiring u bolts 5 inch wide.
  • EASY INSTALLATION: Designed for quick and simple setup with included nuts. Compatible with u bolt plate assemblies and other hardware for secure fastening.
UPC 038613178724
Brand National Hardware
Color Zinc plated
Model N222-380
Size Name #673-3/8"x4"x3"
Unit Count 1.0 Count
Item Weight 1.45 Pounds
Part Number N222-380
Thread Size 3/8"
Thread Type Unc
Finish Types Zinc Plated
Grade Rating Zinc
Manufacturer National Hardware
Thread Class 1B
Thread Style Right Hand, UNC
Fastener Size 3/8"
Fastener Type Hexagon Bolt
Item Hardness Grade 8
Material Type Alloy Steel
Exterior Finish Zinc
Item Dimensions 10 x 8 x 1 inches
Thread Coverage Partially Threaded
Number of Pieces 5
Screw Head Style Hex, Square
Manufacturer Grade Grade 8
Set Screw Thread Type Unified National Coarse (UNC)

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4.3 out of 5
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33 ratings | 14 reviews
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