---
product_id: 14203164
title: "Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set)"
brand: "prime-line"
price: "€ 16.04"
currency: EUR
in_stock: true
category: "Prime Line"
url: https://www.desertcart.at/products/14203164-prime-line-mailbox-lock-na-14-keyway-nickel-90-rotation
store_origin: AT
region: Austria
---

# 5-pin tumbler security 5 interchangeable cams nickel & zinc corrosion resistance Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set)

**Brand:** prime-line
**Price:** € 16.04
**Availability:** ✅ In Stock

## Summary

> 🔒 Lock in security, unlock peace of mind.

## Quick Answers

- **What is this?** Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set) by prime-line
- **How much does it cost?** € 16.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/14203164-prime-line-mailbox-lock-na-14-keyway-nickel-90-rotation)

## Best For

- prime-line enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Durable diecast, brass, and nickel-plated steel components resist corrosion and wear, maintaining sleek looks and reliable function.
- • **Smart Key Retention:** Key stays locked in place until mailbox is secured—never accidentally leave your mail vulnerable again.
- • **Uncompromising Security:** Advanced 5-pin tumbler design deters unauthorized access, keeping your mail safe and your peace of mind intact.
- • **Versatile Fit, Zero Hassle:** Five interchangeable cams ensure seamless compatibility across residential and community mailboxes—no more lock hunting.
- • **Complete Ready-to-Install Kit:** Includes lock cylinder, cams, locking clip, hex nut, and two NA-14 keys for an effortless upgrade.

## Overview

The Prime-Line NA-14 Mailbox Lock is a durable, corrosion-resistant replacement lock featuring a 5-pin tumbler mechanism and five interchangeable cams for broad mailbox compatibility. Designed for residential and community mailboxes, it includes key retention to prevent accidental unsecured mailboxes and comes with two keys and all necessary hardware for easy installation.

## Description

Secure your mailbox and protect important mail with the Prime-Line S 4573 5-Pin Mailbox Lock and Key Set. Designed as a versatile replacement lock, it is ideal for replacing lost, damaged, or worn mailbox locks on many residential, cluster, and community mailbox systems. The included assortment of five interchangeable cams helps accommodate a variety of mailbox configurations, making it easier to find the right fit without searching for an exact replacement. Built for dependable performance, this mailbox lock features durable diecast, brass, steel, and stamped steel components. Steel parts are protected with a corrosion-resistant zinc-plated finish, while the cylinder face is nickel plated for enhanced durability and a clean appearance. The 5-pin tumbler mechanism provides reliable security to help deter unauthorized access to your mail. For added convenience and peace of mind, the key cannot be removed while the lock remains in the unlocked position, helping reduce the risk of accidentally leaving the mailbox unsecured. The complete kit includes one lock cylinder, five cams, a spring steel locking clip, a hex securing nut, and two NA-14 keys for a complete replacement solution. Before ordering, compare your existing lock dimensions and cam configuration with the included components to ensure proper fit and operation.

## Features

- Ideal Use: Replaces lost, damaged, or worn mailbox locks on residential, cluster, and community mailboxes to help restore security and protect incoming mail
- Dimensions & Compatibility: Includes 5 interchangeable cam configurations for compatibility with a wide range of residential, cluster, and community mailbox applications
- Materials & Components: Constructed from durable diecast, brass, steel, and stamped steel components with zinc-plated steel parts, a nickel-plated cylinder face, 5 cams, locking clip, hex nut, and 2 NA-14 keys
- Key Features: 5-pin tumbler design helps protect mail from unauthorized access; key retention feature prevents key removal while the lock remains unlocked
- Fit Guidance: Compare your existing lock cylinder dimensions and cam style to the included cam options and review manufacturer specifications before purchasing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003OSRLDY |
| Additional Features | Key Unlock |
| Best Sellers Rank | #71,763 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #7 in Mailbox Locks |
| Brand Name | PRIME-LINE |
| Color | Nickel |
| Control Method | Touch |
| Controller Type | Hand Control |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,461) |
| Finish Types | Nickel Finish,Nickel-plated |
| Global Trade Identification Number | 00049793245731 |
| Included Components | Lock, cams and 2 keys |
| Item Dimensions | 1.25 x 3.81 x 4.94 inches |
| Item Highlight | Replacement, Multipurpose for Several Brands, NA-14 Keyway, Opens Counter-Clockwise with 90º Rotation, Nickel Finish |
| Item Type Name | Mailbox Lock |
| Item Weight | 3.84 ounces |
| Lock Type | Key Lock |
| Manufacturer | Prime-Line Products |
| Manufacturer Part Number | S 4573 |
| Manufacturer Warranty Description | Warranty |
| Material Type | Brass, Nickel |
| Model Name | Mailbox Lock |
| Model Number | S 4573 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Recommended Uses For Product | Securing mailboxes |
| Shape | Round |
| Style Name | Modern |
| UPC | 049793245731 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** PRIME-LINE
- **Item dimensions L x W x H:** 1.25 x 3.81 x 4.94 inches
- **Lock Type:** Key Lock
- **Material:** Brass, Nickel
- **Special Feature:** Key Unlock

## Images

![Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set) - Image 1](https://m.media-amazon.com/images/I/71r5Fqys3FL.jpg)
![Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set) - Image 2](https://m.media-amazon.com/images/I/31EmV8cu0DL.jpg)
![Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set) - Image 3](https://m.media-amazon.com/images/I/415z7B6zSvL.jpg)
![Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set) - Image 4](https://m.media-amazon.com/images/I/31Zh57fP8tL.jpg)
![Prime-Line Mailbox Lock, NA-14 Keyway, Nickel, 90° Rotation (1 Set) - Image 5](https://m.media-amazon.com/images/I/31XoG2O2tXL.jpg)

## Available Options

This product comes in different **Pattern** options.

## Questions & Answers

**Q: Will this replace usps-l-1172c?**
A: It is not an exact replace but is an alternative mailbox lock.

**Q: Are there blank keys available for this lock?**
A: The lock takes a National keyway blank NA-14.

**Q: What is the diameter of the lock cylinder? most other cylinders are 5/8" which are too big for the mailbox hole...?**
A: This item is 3/4".

**Q: how many keys are included?**
A: Two keys are included.

## Frequently Bought Together

- Prime-Line S 4573 Mailbox Lock – Replacement, Multipurpose Mailbox Lock for Several Brands – NA-14 Keyway, Opens Counter-Clockwise with 90º Rotation, Nickel Finish (1 Set)
- Prime-Line S 4140 Mailbox Lock – Replacement, Multipurpose Mailbox Lock for Several Brands – ILCO 1003M Keyway, Opens Counter-Clockwise with 90º Rotation, Nickel Finish (1 Set)
- Prime-Line MP4945 Mail Box Lock, 5-Cam, 5-Pin, 13/16 In. Threaded, Counter-Clockwise (Single Pack)

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**Shop now:** [https://www.desertcart.at/products/14203164-prime-line-mailbox-lock-na-14-keyway-nickel-90-rotation](https://www.desertcart.at/products/14203164-prime-line-mailbox-lock-na-14-keyway-nickel-90-rotation)

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-10-10*