4142 Flat Stock, 3/8In Wx18In L MPN:NT38388
4142 Flat Stock, 3/8In Wx18In L
GoVets Select 4142 flat stock is a premium alloy steel rectangular bar ideal for high-strength applications. Its precipitation-hardened, tempered, and through-hardened properties make it suitable for demanding industries such as aerospace, automotive, and heavy machinery. With a yield strength of 60,500 psi and tensile strength of 95,000 psi, this material can withstand extreme stresses and strains. Its precision-ground finish ensures accurate dimensions and smooth surfaces. Use it for fabricating parts, components, and tools that require high durability and resistance to wear and corrosion. Its versatility and high-performance capabilities make it a reliable choice for a wide range of applications.
Top product features:
- Precision Ground Surface
- Heat Treatable for Enhanced Strength and Durability
- Through-Hardened for High Tensile Strength
Top product applications:
- Machine parts manufacturing
- Structural components for heavy machinery
- Aerospace industry components
Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4142, Thickness 0.38 in, Thickness Tolerance +/-0.001 in, Overall Length 18 in, Overall Width 3/8 in, Fabrication Hot Rolled, Heat Treatable Heat Treatable, Heat Treatment Precipitation-Hardened, Tempered, Through-Hardened, Water-Hardened, Mechanical Finish Precision Ground, Yield Strength 60,500 psi, Tensile Strength 95,000 psi, Brinell Hardness 261 BHN, Rockwell Hardness 32 HRC, Standards AISI 4142, ASTM A322, UNS G41420
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 2 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 18.00
- Package Width: 0.38
- Package Height: 0.38
- Package Weight: 0.72
- California Prop 65 Warning: WARNING: Cancer - www.P65Warnings.ca.gov
Product info last updated on February 11, 2026 12:26pm UTC
Category: Stainless Steel