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National Hardware Satin Nickel Zinc Indoor Sliding Door Lock

Adds a real locking point to sliding barn doors, with all mounting hardware included for a straightforward install.
National Hardware MPN N700-151 In Stock & Ready to Ship
$62.99
Free shipping on orders over $75
Ships within 24 hours · most orders arrive in about 2 business days

About Product Overview

Built for sliding barn doors, this National Hardware sliding door lock fits doors up to 1-3/4" thick and gives you a real locking point where barn door hardware usually leaves you without one. The zinc construction and satin nickel finish hold up to daily use while blending in with modern and rustic hardware alike.

Everything needed to install is included in the box, so it's a straightforward addition to any interior barn door setup where privacy matters, like bathrooms, bedrooms, or home offices.

  • Finish: Satin Nickel
  • Material: Zinc
  • Maximum Door Thickness: 1-3/4"
  • Product Type: Sliding Door Lock
  • Hardware Included: Yes
  • Indoor Use, Residential

The Details Specifications

Brand National Hardware
Model / MPN N700-151
UPC 886780028164
Weight 1 lbs
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab
Price check

Go ahead. Check.

You're going to price-check us against Amazon, Home Depot, and Lowe's. Everybody does. Good — open all three tabs. We'll wait. Then look hard at what you're actually being handed over there.

On Amazon, start with these four questions before you click buy.

01

Who's actually selling it

The brand name is on the listing. A different company is in the seller field. Those aren't the same thing, and the second one is who you're buying from.

02

Whether the warranty survives

Most manufacturers only honor a warranty when the unit came through an authorized dealer. We're authorized for National Hardware. A third-party marketplace seller usually isn't.

03

Where the box came from

Gray-market stock, returns repackaged as new, and outright fakes move through marketplaces constantly. It all looks identical in the photo. It stops looking identical when it fails.

04

Who you call when it breaks

Ours is a phone number with a person behind it who has held this product. M–F, 6 AM – 5 PM Pacific. (866) 469-8556

The big boxes don't care if your hardware store survives.

Amazon, Home Depot, and Lowe's are built to pull every hardware dollar out of your town. When the local shop can't keep the lights on, the counter where somebody actually knew which part you needed goes with it. We're built the other way: real brands so you're never stuck on a marketplace, and a straight answer to buy it down the street when that's the better call. Support independent hardware — it doesn't restock itself.

Why we tell you to shop local
Authorized dealer · National Hardware

Or skip the tabs entirely and buy it down the street. Find a store near you →

Shop Local · Support Independent

Every order helps keep your local hardware store on the corner.

Why we built NHG
You might find it for less locally. Independent retailers often offer competitive pricing — some products are even cheaper in-store than online.
Real expert advice — not search results. Independent hardware staff know their inventory and the local conditions you're working in.
Keep the neighborhood working. Every dollar spent at an independent retailer returns roughly 3x more to your local economy than at a national chain.

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