Undersized Machine Key, Square End, Steel, Plain, 4-1/2 in L, 3/8 in Sq MPN:3003750375-4500
Undersized Machine Key, Square End, Steel, Plain, 4-1/2 in L, 3/8 in Sq
This undersized machine key is a versatile steel component ideal for a variety of applications, including machinery, equipment, and industrial manufacturing. Its square end provides a secure fit in corresponding keyways, while its plain finish ensures smooth operation. With a length of 4.5 inches and a square size of 3/8 inch, this key is suitable for a range of machinery and equipment, including gearboxes, motors, and pumps. Its compact size and durable steel construction make it a reliable choice for high-performance applications, reducing wear and tear on machinery and extending its lifespan.
Top product features:
- Square end design
- Plain finish
- Steel construction
Top product applications:
- Gearbox shaft coupling
- Engine mount
- Machine tool assembly
Machine Key,3/8x3/8x4-1/2",Form B,Steel
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 5 days
- Minimum Order Quantity: 20
- Unit of Measure: EA
- Package Length: 4.50
- Package Width: 0.38
- Package Height: 0.38
- Package Weight: 0.18
Product info last updated on February 28, 2026 10:31am UTC
Category: Key Stock