# The Defender Security Solid Brass Lock and Door Reinforcer helps to protect your door from forced entry. It can be used on wood or metal doors with mortise or drive-in latches. It can also accommodate key-in knob lock sets and deadbolts.

**Manufacturer:** Prime-Line  
**MPN:** `U 9575`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Prime-Line |
| Manufacturer name | Prime-Line |
| Manufacturer | Prime-Line, Prime-Line Products, Prime-Line Products/Slide-Co |
| UPC | 49793095756, 15231208156 |
| EAN | 49793095756, 15231208156 |
| Part Number | U 9575 |
| Product Group | Home Improvement |
| ASIN | B000H5OHFW |
| AdultProduct | False |
| Amount | 22.49 |
| Asin | B000H5OHFW, B002YHO4XQ, B01MXI8B4S |
| Autographed | False |
| Batteries_required | False |
| Binding | Misc., Tools & Home Improvement |
| Brand | PRIME-LINE, Prime-Line, Prime-Line Products |
| 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, BUILT TO  |
| Case | 1, 2, 3 |
| Cat | Industrial & Scientific, Tools & Home Improvement |
| CatId | 16310091, 228013 |
| CatTree | 16310091, 16310161, 16412251, 228013, 468240 |
| CatalogNumberList | U 9575 |
| ClassificationId | 511316 |
| Color | Antique Brass |
| Currency | USD |
| CurrencyCode | USD |
| DisplayName | Lock Replacement Parts |
| EANList | 15231208156, 49793095756 |
| Feature | 2-1/8" bore not recessed, Reinforces And Repairs Doors |
| Finish_type | Antique Brass |
| Height | 1000, 14.0, 2.199999997756000, 2.4409448794, 4.5, 500, 75 |
| Identifier | 00049793095756, 0015231208156, 0049793095756, 015231208156, 049793095756 |
| IdentifierType | EAN, GTIN, UPC |
| Included_components | Lock and Door Reinforcer |
| IsAutographed | 0, false |
| IsMemorabilia | 0, false |
| ItemClassification | BASE_PRODUCT |
| ItemName | Defender Security U 9575 1-3/4 In. x 4-1/2 In. Thick Solid Brass Lock and Door Reinforcer, 2-1/8 In. Single Bore, 2-3/4 In. Backset (Single Pack) |
| Item_display_weight | 0.6 |
| Item_name | Defender Security U 9575 1-3/4 In. x 4-1/2 In. Thick Solid Brass Lock and Door Reinforcer, 2-1/8 In. Single Bore, 2-3/4 In. Backset (Single Pack) |
| Item_package_quantity | 1 |
| Item_package_weight | 0.208 |
| Item_type_keyword | door-lock-replacement-parts |
| Item_type_name | Lock and Door Reinforcer |
| Keyword | 9976-2 |
| Label | Prime-Line Products, Prime-Line Products/Slide-Co |
| Length | 1.75, 4.3125, 5.399999994492000, 5.511811018, 6.2 |
| 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 | 23.99 |
| MPN | U 9575 |
| Man | Prime-Line Products, Prime-Line Products/Slide-Co |
| Material | Brass |
| MaterialType | Brass |
| Memorabilia | False |
| Model | U 9575, U-9575 |
| ModelNumber | U 9575 |
| Model_name | Door Reinforcer |
| Model_number | U 9575 |
| Mpns | U 9575 |
| NumberOfItems | 1 |
| Number_of_boxes | 1 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Home Depot | 100116877 | 15.97 | 1 | None | 1 |
| Ace Hardware | 55306 | 23.99 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/257000000/257368500/part_--U9575---PrimeLine--d83bae590d.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp