0.313" OD x 0.028" Wall x 0.257" ID Alloy Steel Round Tube 4130-Cond. N Seamless MPN:21358_24_0
0.313" OD x 0.028" Wall x 0.257" ID Alloy Steel Round Tube 4130-Cond. N Seamless
This 0.313in OD x 0.028in Wall x 0.257in ID Alloy Steel Round Tube 4130-Cond. N Seamless is a versatile and durable material ideal for a variety of applications, including fasteners, gears, and structural frames. Its high yield strength of 63,000 psi and Rockwell hardness of 92 HRB make it an excellent choice for demanding projects. The tube's air-hardened heat treatment ensures optimal performance and longevity, while its mill finish provides a smooth surface for machining. With a lead time of just 2 days, this alloy steel tube is perfect for rapid prototyping, production, and repair projects.
Top product features:
- Seamless construction for improved durability and reduced risk of leaks
- Air-hardened for increased strength and resistance to deformation
- Heat treatable to enhance mechanical properties and extend lifespan
Top product applications:
- Fasteners
- Gears
- Structural Frames
Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Heat Treatable, Heat Treatment Air-Hardened, Mechanical Finish Mill, Inside Diameter 0.257 in, Outside Diameter 5/16 in, Overall Length 24 in, Wall Thickness 0.028 in, Yield Strength 63,000 psi, Machinability Not Rated, Rockwell Hardness 92 HRB, Appearance Metallic, Application Fasteners, Gears, Structural Frames, Brinell Hardness 197 BHN
Additional Information
- Country of Origin: ZZ
- 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: 24.50
- Package Width: 0.81
- Package Height: 0.81
- Package Weight: 0.18
Product info last updated on March 22, 2026 9:20am UTC
Category: Alloy Steel