# YPB4839 53963 Gear - Boston

**Manufacturer:** Boston Gear  
**MPN:** `YPB4839`

The Boston Gear YPB4839 spur gear features a molded Delrin construction with brass inserts. It has a 48 pitch, 0.188 inch bore, 0.855 inch outside diameter, and 0.125 inch face width. The gear has 39 teeth and is designed for inch measurements.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Boston Gear |
| Manufacturer name | Boston Gear |
| Manufacturer | Boston Gear |
| CategoryL1 | Gears & Gear Racks |
| CategoryL2 | Gears |
| CategoryL3 | Spur Gears |
| CategoryL4 | External Tooth Spur Gears |
| Extra Product Name | YPB4839 53963 Gear - Boston |
| moq | 1 |
| MPN | YPB4839 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 38262 |
| snippet | 53963 YPB4839 DIAMETRAL PITCH: 48 D.P. TEETH: 39 PRESSURE ANGLE: 20 DEGREE |
| tierMinQty1 | 1 |
| tierPrice1 | 28.88 |
| UPC | 781711539637 |
| EAN | 781711539637 |
| Part Number | YPB4839 |
| Product Group | BISS |
| ASIN | B004NYAK5O, B007NO7GOE |
| AdultProduct | False |
| Asin | B004NYAK5O |
| Autographed | False |
| Binding | Misc. |
| Brand | Boston Gear |
| Bullet_point | Diametral pitch of 48 for applications where controlling changes in speed and direction of rotation with precision is more important than transferring torque, Molded polyoxymethylene for quiet operati |
| Case | 1 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 16310181, 16412081 |
| ClassificationId | 16412201 |
| Decimal_value | 0.125 |
| DisplayName | Spur Gears |
| EANList | 781711539637 |
| Feature | Transmits torque between parallel shafts to provide rotational power to another part of a motorized system |
| Height | 0.199999999796, 0.199999999796000, 0.508, 1631, 2560, 500, 75 |
| Identifier | 0781711539637, 781711539637 |
| IdentifierType | EAN, UPC |
| ItemClassification | BASE_PRODUCT |
| ItemName | Boston Gear YPB4839 Spur Gear, Molded Delrin with Brass Inserts, Inch, 48 Pitch, 0.188" Bore, 0.855" OD, 0.125" Face Width, 39 Teeth |
| Item_name | Boston Gear YPB4839 Spur Gear, Molded Delrin with Brass Inserts, Inch, 48 Pitch, 0.188" Bore, 0.855" OD, 0.125" Face Width, 39 Teeth |
| Item_package_quantity | 1 |
| Item_package_weight | 0.05 |
| Item_type_keyword | spur-gears |
| Label | Boston Gear |
| Length | 12.7, 4.9999999949, 4.999999994900000 |
| Link | https://m.media-amazon.com/images/I/21-yg7DVpbL._SL75_.jpg, https://m.media-amazon.com/images/I/21-yg7DVpbL.jpg, https://m.media-amazon.com/images/I/31XPyADIHzL._SL75_.jpg, https://m.media-amazon.com/ |
| Man | Boston Gear |
| Material | Molded Delrin with Brass Inserts |
| MaterialType | Molded Delrin with Brass Inserts |
| Memorabilia | False |
| NumberOfItems | 1 |
| Number_of_items | 1 |
| Number_of_teeth | 39 |
| PackageQuantity | 1 |
| ParentAsins | B007NO7GOE |
| PartNumber | YPB4839 |
| Part_number | YPB4839 |
| ProductCategoryId | 16412201, biss_display_on_website |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| MRO Supply | 38262 | 28.88 | 1 | None | 1 |
| Applied Industrial | 101775641 |  |  | None | 1 |
| cbtcompany.com | YPB4839 |  |  | None | 1 |

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Structured data: `/python/html6/product/500/23500000/23673000/part_--YPB4839---BostonGear--9670fe8c19.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp