# This lock and door reinforcer assists in preventing forced entry. It is easy to install and accommodates key-in-knob lockets or deadbolts. Used on wood or metal doors with mortise or drive-in latches.

**Manufacturer:** Prime-Line  
**MPN:** `U 9543`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Prime-Line |
| Manufacturer name | Prime-Line |
| Manufacturer | Prime-Line, Prime-Line Products |
| ASIN | B002B01HW2 |
| AdultProduct | False |
| Amount | 22.49, 23.99 |
| Asin | B002B01HW2 |
| Autographed | False |
| Batteries_required | False |
| Binding | Tools & Home Improvement |
| Brand | Defender Security, PRIME-LINE |
| Bullet_point | ADDED SECURITY – Prevent forced entry by reinforcing the weak spot of your door with the non-recessed door lock reinforcer; use to reinforce and repair both metal, fiberglass and wood doors when the l |
| ClassificationId | 511316 |
| Color | Brass |
| Currency | USD |
| CurrencyCode | USD |
| Customer_package_type | 1 |
| DisplayName | Lock Replacement Parts |
| Finish_type | Brass |
| Height | 1.8897637776, 1.99999999796, 1000, 12.5, 2000, 4.5, 500, 75 |
| Identifier | 00049793095435, 0049793095435, 049793095435 |
| IdentifierType | EAN, GTIN, UPC |
| ItemClassification | BASE_PRODUCT |
| ItemName | Defender Security U 9543 1-3/8 In. x 4-1/2 In. Thick Solid Brass Lock and Door Reinforcer, 2-1/8 In. Single Bore, 2-3/8 In. Backset (Single Pack) |
| Item_name | Defender Security U 9543 1-3/8 In. x 4-1/2 In. Thick Solid Brass Lock and Door Reinforcer, 2-1/8 In. Single Bore, 2-3/8 In. Backset (Single Pack) |
| Item_package_quantity | 1 |
| Item_package_weight | 0.17 |
| Item_type_keyword | door-lock-replacement-parts |
| Item_type_name | Lock and Door Reinforcer |
| Keyword | 9543 \| |
| Label | Prime-Line Products |
| Length | 1.37, 3.875, 4.5, 4.8, 4.9212598375, 6.49999999337 |
| Link | https://m.media-amazon.com/images/I/31CwVf5xQSL._SL75_.jpg, https://m.media-amazon.com/images/I/31CwVf5xQSL.jpg, https://m.media-amazon.com/images/I/41+m5-2P31L.jpg, https://m.media-amazon.com/images/ |
| List_price | 16.79 |
| Material | Brass |
| MaterialType | Brass |
| Memorabilia | False |
| Model | U 9543 |
| ModelNumber | U 9543 |
| Model_name | Door guard |
| Model_number | U 9543 |
| Mounting_type | Door Mount |
| Mpns | U 9543, U-9543 |
| NumberOfItems | 1 |
| Number_of_items | 1 |
| Number_of_pieces | 1 |
| PackageQuantity | 1 |
| Package_level | unit |
| ParentAsins | B0C2JG9925 |
| PartNumber | U-9543 |
| Part_number | U-9543 |
| ProductCategoryId | 511316, home_improvement_display_on_website |
| ProductGroup | Home Improvement |
| ProductType | DOORSTOP |
| ProductTypeName | HARDWARE |
| Product_site_launch_date | 2011-05-10T14:39:54.088Z |
| Publisher | Prime-Line Products |
| Rank | 1341, 3718, 375563, 462919, 670, 997094 |
| Registration_status | not_capable_emitting_rf_energy |
| Size | 1-3/8 in. |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Home Depot | 203032988 | 9999.0 | 1 | None | 1 |
| Life and Home | 43028518 | 21.95 | 1 | None | 1 |
| Toolbox Supply | 12111621 | 24.35 | 1 | None | 1 |
| supremediy.com | VORG7289374 | 15.86 | 1 | 30 | 1 |
| shelllumber.com | VORG7289374 | 16.01 | 1 | 13 | 1 |
| primesalesupply.com | GO7289374 | 21.95 | 1 | None | 1 |
| zaynesolutions.com | 7289374 | 19.05 | 1 | 5 | 1 |
| parisfarmersunion.com | 7289374 | 21.99 | 1 | None | 1 |
| pioneergeneralstore.com | 7289374 | 16.86 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/217500000/217537500/part_--U9543---PrimeLine--4be656794b.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp