National HardwareRated 4.8 out of 5 from 4 reviews

National Hardware N222-174 2190BC Zinc Plated U Bolt With Plate And Nuts 5/16 Inch X 2 Inch X 4-1/2 Inch

Why you'll like it

  • Secure Clamping Pressure — Includes a matching straight metal strap plate that evenly distributes tension across pipes and cylindrical surfaces.
  • Reliable Corrosion Resistance — Finished with a durable zinc plating to protect against rust and weathering in outdoor environments.
  • Complete Installation Kit — Comes packaged with the U-bolt, backing plate, and two secure hex nuts for immediate mounting.
  • Versatile Application — Designed for securing pipes, conduits, cables, and wood structures in plumbing, automotive, and industrial uses.

Product details

Description

The National Hardware N222-174 2190BC U Bolt is an essential heavy-duty fastening solution engineered for secure mounting and anchoring applications. Manufactured from high-grade steel wire and finished with a durable zinc plating, this U-bolt provides reliable corrosion resistance for exterior and industrial environments.

The complete assembly includes a matching straight metal strap plate and two hex nuts designed to evenly distribute clamping pressure across cylindrical objects. Ideal for securing pipes, conduits, cables, and antenna masts to structural supports, fences, or wood surfaces, it delivers dependable structural stability.

Whether working on plumbing installations, automotive projects, or marine rigging, this versatile fastener ensures a tight, secure grip. Built to withstand demanding weather conditions, it offers long-lasting performance for professional contractors and DIY enthusiasts alike.

How to use

  1. Position the U-bolt around the pipe or cylindrical object against the mounting surface.
  2. Place the metal backer plate over the threaded ends on the opposite side.
  3. Secure and tighten the included hex nuts evenly using an appropriately sized wrench to ensure a firm grip.

Ingredients

Material: Zinc-plated steel wire, steel backing plate, and steel hex nuts.

As printed by the brand. Check the pack label if you have an allergy.

Specifications

BrandNational Hardware
UPC038613126084
Ships fromUSA (sourced directly), checked in Navi Mumbai
Sold byDropy.in

Ratings & reviews

From our customers

4.84 reviews
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Write a reviewNational Hardware N222-174 2190BC Zinc Plated U Bolt With Plate And Nuts 5/16 Inch X 2 Inch X 4-1/2 Inch
Filter reviews4 reviews

Top reviews first: highest rated, with photos first

  • Vikas V.
    5 ★

    barish ke liye badhiya

    monsoon me bahar wale pipes loose ho rahe the toh yeh lagaya. zinc plating ki wajah se rust ka problem nahi hoga ab. sahi cheez hai ??

  • Rajesh K.
    5 ★

    perfect for antenna mast

    Bought this for mounting the antenna mast on the rooftop. The metal strap plate distributes the pressure evenly and the hex nuts tighten very securely. Very sturdy material.

  • Santosh P.
    5 ★

    ekdum mast quality

    dusrya vela magvla mi he. mast ahe steel wire quality, pipe fitting sathi ekdum heavy duty aahe.

  • Amit S.
    4 ★

    kaam ho gaya

    pipe fix krne ke liye liya tha yeh zinc plated u bolt, fitting thik thak ho gayi. packaging thodi loose thi par item solid nikla.

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FAQs

What size U bolt for 2 pipes?

The appropriate U-bolt size depends on the outer diameter of the pipes being joined or mounted. This specific model measures 5/16 inch by 2 inches by 4-1/2 inches, making it suitable for clamping around objects up to 2 inches in diameter such as standard pipes and posts.

What are the different types of U bolts?

U-bolts generally come in round, semi-round, and square configurations. Round U-bolts are designed to secure pipes and round posts, while square U-bolts are utilized for fastening items to square framing or lumber.

What size are U bolt nuts?

U-bolt nut sizes correspond directly to the thread diameter of the bolt shank. This hardware piece uses standard matching hex nuts sized for a 5/16-inch threaded rod.

Are these hardware products authentic and imported directly to India?

Yes, this product is authentic and sourced directly from the United States. Dropy imports genuine hardware products straight from the USA to ensure high manufacturing standards for Indian customers.

What surfaces can this U-bolt be mounted to?

This U-bolt can be fastened to wood, metal frames, structural posts, and various piping installations using the included backing plate and nuts for stability.

How long will delivery take?

Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.

Is cash on delivery available?

Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.

Are your products genuine?

Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.

What if my order arrives damaged or wrong?

Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.

Is delivery free?

Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.