PRIME LINE PRODUCTS 925196 Mailbox Lock Cylinder S4945 449793218405 5-CAM 5-PIN 13/16 QTY-2

( Brand: Prime Line Products ), ( Manufacturer Part Number: 925196 ), ( Model: S4945 ), ( Items Included: Two Keys ), ( Color: Silver ), ( Material: Steel ), ( Security: Locking ), ( Type: Mailbox ), ( Assembly Required: No ), ( Style: Lock ), ( Finish: Chrome ), ( Application: Commercial, Residential ), ( Country Of Origin: China ), ( UPC: 449793218405 )

Review PRIME LINE PRODUCTS Mailbox Lock 5-pin Threaded 13/16 Inch Cylinder Qty-2

The **Prime Line 925196 S4945 Mailbox Lock** is a high-security, premium-grade locking solution designed to provide unparalleled protection for residential and commercial mailboxes, ensuring both privacy and security for your correspondence. This lock features a **5-cam, 5-pin 13/16-inch cylinder mechanism**, a robust design that delivers exceptional resistance against picking, drilling, and tampering. The **13/16-inch core** is engineered to fit standard mailbox dimensions, offering a snug, secure fit that minimizes wobbling or misalignment, while the **high-quality brass construction** ensures durability and longevity, even in harsh weather conditions. The lock s **smooth-operating lever** provides effortless engagement, reducing wear on the mechanism over time, and its **durable zinc-plated steel housing** is resistant to rust and corrosion, making it ideal for outdoor use. Each lock is supplied in a **quantity of two**, allowing for dual installation on adjacent mailboxes or as a backup for added redundancy. Whether securing a residential mailbox from package theft or protecting sensitive documents in a commercial setting, the Prime Line 925196 S4945 delivers reliable, tamper-proof security with minimal maintenance. Its sleek, functional design ensures a clean aesthetic while maintaining maximum security, making it a trusted choice for homeowners and businesses alike.

**Pros and Cons of buying a Prime Line 925196 S4945 Mailbox Lock (5-Cam, 5-Pin, 13/16" Cylinder, Quantity 2)**

### **Pros**

1. **Security Enhancement** This lock features a **5-pin, 5-cam mechanism**, which is more secure than standard mailbox locks. The additional pins and cams make it harder to pick or bypass with basic tools, reducing the risk of unauthorized access to mailboxes.

2. **Durability** Prime Line is a well-known brand in the locksmithing industry, known for producing **high-quality, long-lasting locks**. The 13/16" cylinder is sturdy and designed to withstand frequent use, weather exposure, and potential tampering attempts.

3. **Compatibility** The **13/16" cylinder size** is standard for many residential and commercial mailboxes, making it easy to install without needing custom modifications. It should fit most **USPS-approved mailbox enclosures** and similar units.

4. **Easy Installation** The lock comes in a **pair (quantity 2)**, which simplifies installation if you need to secure multiple mailboxes. The design is straightforward, and most users can install it without professional help, though tools like a drill and screwdriver may be required.

5. **Weather Resistance** Mailbox locks are often exposed to the elements, and this model is likely **rust-resistant and weatherproof**, ensuring reliable performance in rain, snow, or extreme temperatures.

6. **Cost-Effective Upgrade** Compared to high-end security locks, this remains an **affordable solution** for improving mailbox security without a significant investment.

7. **Standard Keyway** It uses a **common keyway**, meaning you can easily obtain replacement keys from locksmiths or hardware stores if needed.

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### **Cons**

1. **Limited High-Security Features** While the **5-pin, 5-cam mechanism** is better than a basic 3-pin lock, it is **not as advanced as high-security locks** (e.g., those with dimple cuts or anti-drill technology). Skilled lockpicks or tools like tension wrenches may still be able to bypass it with enough time and effort.

2. **No Tamper-Evident Features** Unlike some high-end locks, this model does **not appear to have tamper-evident seals or indicators**. If someone attempts to force the lock, there may be no visible signs of tampering.

3. **Potential for Key Duplication Risks** Since it uses a **standard keyway**, anyone with access to the key can easily duplicate it at a local locksmith or hardware store. If keys are lost or stolen, security is compromised.

4. **Installation Challenges** If the mailbox enclosure is **old or poorly maintained**, drilling holes for the lock may be difficult. Some users may need to **modify the mailbox**, which could weaken its structure.

5. **No Smart Features** Unlike modern smart locks, this is a **mechanical lock**, meaning it does **not offer remote access, logging, or integration with smart home systems**.

6. **Brand-Specific Availability** Prime Line is a **niche brand**, so replacement parts or keys may be harder to find compared to more widely distributed locks (e.g., Schlage or Kwikset).

7. **No Warranty on Key Loss** Most standard locks **do not cover key loss**, meaning if keys are misplaced, you ll need to **cut new ones** at your own expense.

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### **Conclusion**

The **Prime Line 925196 S4945 mailbox lock** is a **solid, mid-range security option** for protecting residential or commercial mailboxes. It offers **better security than basic locks** with its **5-pin, 5-cam mechanism** and is **durable, easy to install, and cost-effective**. However, it **lacks advanced security features** found in premium locks and may still be vulnerable to determined intruders with the right tools.

If your primary concern is **basic mailbox security** and you want a **reliable, no-frills lock**, this is a **good choice**. However, if you need **higher security** (e.g., for high-value mail or in high-theft areas), consider **higher-end locks with anti-pick, anti-drill, or smart features**.

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### **Recommendation**

- You want a **simple, effective upgrade** over a standard mailbox lock.

- You need **two locks** for dual mailboxes and want a **cost-efficient solution**.

- Your mailbox is **standard-sized (13/16" cylinder)**, and you can easily install it.

- You prioritize **durability and weather resistance** over cutting-edge security.

- You live in an **area with high mail theft** and need **stronger security** (e.g., a **high-security mailbox lock with dimple cuts**).

- You want **tamper-evident features** or **smart lock capabilities**.

- You frequently **lose keys** and need a lock with **key control or smart key options**.

**Final Verdict:** This is a **practical, budget-friendly security upgrade** for most homeowners, but those needing **maximum protection** should explore more advanced locks. Always **secure keys properly** and consider **additional deterrents** (e.g., motion-activated lights, security cameras) for enhanced protection.

Details:

S4945 Mailbox Lock 5-Cam 5-Pin Threaded 13/16 Cylinder Qty-2. Feel free to send any other questions. Will combine shipping on multiple orders.

part #: 925196 prices

• $40.00-$60.00

specifications mailboxesio:

• brand: Prime Line Products
• mpn: 925196
• model: S4945
• items included: Two Keys
• color: Silver
• material: Steel
• security: Locking
• type: Mailbox
• assembly required: No
• style: Lock
• finish: Chrome
• application: Commercial, Residential
• country of origin: China
• upc: 449793218405

offer mailboxesio:

• sold: 0
• availability: In Stock
• started: March 6, 2026
• options: Ship-to-home

shipping mailboxesio:

• service: USPS Ground Advantage
• cost: $5.52
• type: Calculated
• carrier: USPS
• transit: 5-11 Days
• class: Standard

payments mailboxesio:

• credit card: Visa
• other
• wallet: Apple-pay

general mailboxesio:

• Building Hardware > Mailboxes, Slots Hardware > Mailboxes Slots
• condition: New

returns mailboxesio:

• policy: No Returns

seller mailboxesio:

• rating: 100.0%
• city: Cooper, Texas
• # reviews: 713

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