Undersized Machine Key, Square End, Steel, Plain, 4 in L, 3/8 in Sq MPN:3003750375-4000
Undersized Machine Key, Square End, Steel, Plain, 4 in L, 3/8 in Sq
This undersized machine key is a vital component for various industrial applications, including gearboxes, pumps, and other machinery. The steel construction provides durability and resistance to wear and tear. Its square end design ensures a secure fit in corresponding keyways, reducing the risk of slippage and improving overall performance. With a length of 4 inches and a square size of 3/8 inches, this key is suitable for a wide range of applications, from construction equipment to heavy machinery. Its compact size also makes it ideal for use in tight spaces.
Top product features:
- Square end design
- Steel construction
- 4-inch length
Top product applications:
- Pulleys and Belt Drives
- Engine Mounts
- Gearbox Mounts
Machine Key,3/8x3/8x4",Form B,Steel
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 25
- Unit of Measure: EA
- Package Length: 4.00
- Package Width: 0.38
- Package Height: 0.38
- Package Weight: 0.16
Product info last updated on February 23, 2026 5:35am UTC
Category: Key Stock