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Boston Gear 30271904 J4-1/2-SG plain sleeve bearing with 4.5" inside diameter and 5.148" outside diameter. Self-lubricating sintered bronze construction with keyway for general industrial applications requiring low-maintenance, oil-impregnated plain bearings.
MODEL 30271904
Contact supplier for technical support on: 800-626-2120
$547.22 Each
Prices are subject to change
FREE SHIPPING ON ORDERS OVER $100
Select Quantity
Typically Ships in: 1 day
Returnable: See conditions
I.D.
4.5 in
Keyway
Yes
O.D.
5.148 in
Bushings The Boston 30271904 J4-1/2-SG Jx4 1/2 Di Sg Bushing is a high-quality component designed for optimal performance in power transmission applications. Manufactured by Boston Gear, a trusted name in the industry since 1877, this bushing offers exceptional reliability and durability, making it ideal for various industrial settings.
Key Features
| Material Construction | Crafted from premium stainless steel, ensuring resistance to corrosion and wear, suitable for harsh environments. |
|---|---|
| Diameter Specification | Designed with a 1/2-inch inner diameter, providing a precise fit for enhanced operational efficiency. |
| Type J Design | This bushing type features a robust construction that supports heavy loads while maintaining alignment and stability. |
| Standard Compliance | Manufactured to meet industry standards, ensuring compatibility with a wide range of transmissions and machinery. |
| Versatile Application | Suitable for use in food processing, material handling, and packaging equipment, among other sectors. |
Applications
| Industrial Equipment | Ideal for use in various machinery within the food, beverage, and pharmaceutical industries, where precision and reliability are essential. |
|---|---|
| Compatibility | Designed to seamlessly integrate with other Boston Gear components and standard industry equipment, enhancing overall system performance. |
| Operational Environments | Well-suited for conditions requiring durability and resistance to corrosion, making it perfect for applications exposed to moisture and cleaning agents. |
Benefits
| Enhanced Performance | The precision fit and robust design of the bushing contribute to smoother operation and reduced wear on connected components. |
|---|---|
| Increased Reliability | Built to withstand demanding industrial environments, this bushing offers long service life and minimizes downtime caused by component failure. |
| Cost-Effective Solution | By reducing maintenance needs and enhancing operational efficiency, the Boston bushing provides significant cost savings over time. |
SKU: 34959
Needle gear
I'm very happy with my purchase. I found exactly what I was looking for and I received it in a couple days. I will recommend your company to others and I hope I can deal with you again. Thank you!
Read moreSKU: 36216
Worm
Haven't used them yet, but they match the worm gear perfectly. They should serve the purpose for which I purchased them.
Read moreSKU: 564304
Good quality, fast delivery.
Easy ordering, don't have a minimum quantity, and fast delivery. Very satisfied with order.
Read moreSKU: 42637
Shaft output is reversible
Description should say that shaft is reversible. Other than that perfect fit. Good communication from the shipping folks.
Read more
| Brand | MROSupply Fasteners |
| Model | FSTPCK-454060 |
| Brand | MROSupply Fasteners |
| Model | FSTPCK-495454 |
SKU: 34959
Needle gear
I'm very happy with my purchase. I found exactly what I was looking for and I received it in a couple days. I will recommend your company to others and I hope I can deal with you again. Thank you!
Read moreSKU: 36216
Worm
Haven't used them yet, but they match the worm gear perfectly. They should serve the purpose for which I purchased them.
Read moreSKU: 564304
Good quality, fast delivery.
Easy ordering, don't have a minimum quantity, and fast delivery. Very satisfied with order.
Read moreSKU: 42637
Shaft output is reversible
Description should say that shaft is reversible. Other than that perfect fit. Good communication from the shipping folks.
Read moreItem must be unused.
Item must be in it's original package.
25% Restocking, shipping and handling fees may apply to any return with this manufacturer.
For more information please consult https://www.mrosupply.com/page/returnwarranty-policy/