---
product_id: 28583500
title: "New Notched HA4D for Institutional/Prison Hinges"
brand: "hinge doctor"
price: "3302 kr"
currency: NOK
in_stock: true
reviews_count: 5
category: "Hinge Doctor"
url: https://www.desertcart.no/products/28583500-new-notched-ha4d-for-institutional-prison-hinges
store_origin: NO
region: Norway
---

# Ideal for large institutional doors Fits 9/10 inch knuckles Made in the USA New Notched HA4D for Institutional/Prison Hinges

**Brand:** hinge doctor
**Price:** 3302 kr
**Availability:** ✅ In Stock

## Summary

> 🔩 Unlock flawless hinge repairs without the hassle!

## Quick Answers

- **What is this?** New Notched HA4D for Institutional/Prison Hinges by hinge doctor
- **How much does it cost?** 3302 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/28583500-new-notched-ha4d-for-institutional-prison-hinges)

## Best For

- hinge doctor enthusiasts

## Why This Product

- Trusted hinge doctor brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual-Use Notched Design:** Innovative notched tool compatible with adjustable wrenches, eliminating the need to open doors for hinge repairs.
- • **Proudly Made in the USA:** Crafted domestically by Hawley Lock Supply, guaranteeing quality and supporting local manufacturing.
- • **Built for Tough Environments:** Durable metal construction designed to withstand rigorous use in hospitals, prisons, and other high-security facilities.
- • **Precision Fit for Large Doors:** Engineered to perfectly fit knuckles up to 0.9 inches, ensuring seamless hinge adjustments on heavy-duty institutional doors.
- • **User-Friendly Instructions Included:** Comes with clear, step-by-step guidance to empower professionals to fix hinges efficiently and confidently.

## Overview

The Hinge Doctor HA4-D is the largest model designed for institutional and prison doors, fitting knuckles approximately 0.9 inches wide. Featuring a new notched design compatible with adjustable wrenches, it allows hinge adjustments without opening doors. Made from durable metal in the USA, it includes instructions for easy use in demanding environments like hospitals and correctional facilities.

## Description

This is the largest Hinge Doctor model, the HA4-D. This fits over knuckle sizes of of approx. 9/10 of one inch. These are common used on large institutional doors in hospitals, prisons, and other locations with large doors. This is the new notched version, which can also be used with an adjustable wrench. No need to open the door to adjust a hinge with tight molding.

Review: Don't over do it! - Perfect for spring hinges. Make sure you have a gap on the hinge side of door otherwise you will hinge bound it.
Review: worked well - worked on doors we thought were ruined. was very happy with end result

## Features

- Hinge Doctor HA4-D Institutional Hinge Repair Prison Jail
- Includes instructions
- Made in the USA
- New Notched Tools can be used two ways

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00W65QB9Q |
| Best Sellers Rank | #1,114,431 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #4,983 in Door Hinges |
| Brand | Hinge Doctor |
| Brand Name | Hinge Doctor |
| Customer Reviews | 5.0 out of 5 stars 12 Reviews |
| Finish Type | Unfinished |
| Finish Types | Unfinished |
| Hole Count | 2 |
| Item Dimensions L x W | 4"L x 1.5"W |
| Item Weight | 8 ounces |
| Manufacturer | By Hawley Lock Supply |
| Manufacturer Part Number | HA4D |
| Material | Metal |
| Material Type | Metal |
| Model Number | HA4D |
| Mounting Type | Door Mount |
| Product Dimensions | 4"L x 1.5"W |
| UPC | 639713146684 |
| Unit Count | 1 Count |

## Images

![New Notched HA4D for Institutional/Prison Hinges - Image 1](https://m.media-amazon.com/images/I/61cQ6W-HRVL.jpg)
![New Notched HA4D for Institutional/Prison Hinges - Image 2](https://m.media-amazon.com/images/I/81YA16nBhBL.jpg)
![New Notched HA4D for Institutional/Prison Hinges - Image 3](https://m.media-amazon.com/images/I/21Iq+lSxPoL.jpg)
![New Notched HA4D for Institutional/Prison Hinges - Image 4](https://m.media-amazon.com/images/I/31ap7AHvXHL.jpg)
![New Notched HA4D for Institutional/Prison Hinges - Image 5](https://m.media-amazon.com/images/I/513jjZ1AcPL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Don't over do it!
*by C***R on March 13, 2022*

Perfect for spring hinges. Make sure you have a gap on the hinge side of door otherwise you will hinge bound it.

### ⭐⭐⭐⭐⭐ worked well
*by R***S on September 20, 2022*

worked on doors we thought were ruined. was very happy with end result

### ⭐⭐⭐⭐⭐ Los que aún no lo tiene consiganlo
*by A***R on May 9, 2022*

Algo muy práctico y fasil de usar

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**Shop now:** [https://www.desertcart.no/products/28583500-new-notched-ha4d-for-institutional-prison-hinges](https://www.desertcart.no/products/28583500-new-notched-ha4d-for-institutional-prison-hinges)

---

*Product available on Desertcart Norway*
*Store origin: NO*
*Last updated: 2026-09-16*