1.75" OD x 0.188" Wall x 1.374" ID Alloy Steel Round Tube 4130-Cond. N Seamless MPN:21556_72_0
1.75" OD x 0.188" Wall x 1.374" ID Alloy Steel Round Tube 4130-Cond. N Seamless
This 4130 alloy steel round tube is a versatile and durable material ideal for a wide range of applications, including fasteners, gears, and structural frames. Its air-hardened, mill finish provides excellent machinability and a high level of strength, with a yield strength of 63,000 psi and a Rockwell hardness of 92 HRB. With a wall thickness of 0.188 in and an inside diameter of 1.374 in, this tube is perfect for use in high-stress environments. Its seamless construction and heat treatable material make it a great choice for projects requiring precision and reliability.
Top product features:
- Air-Hardened for enhanced strength and durability
- Seamless fabrication for improved structural integrity
- Heat Treatable for customized hardness levels
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 1.374 in, Outside Diameter 1 3/4 in, Overall Length 6 ft, Wall Thickness 0.188 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: 72.50
- Package Width: 2.25
- Package Height: 2.25
- Package Weight: 18.84
Product info last updated on March 22, 2026 2:39pm UTC
Category: Alloy Steel