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M5x124mm Carbon Steel Hex Head Cap Screw

Expert Overview

This M5x124mm hex head cap screw, constructed from robust carbon steel, offers exceptional strength and durability. Its precise dimensions and broad head ensure secure, high-torque fastening for critical industrial assemblies.

StandardASTM A106
MaterialCarbon Steel
FinishZinc Plated
GradeN/A
SizeM5
Length124mm
Head Width22mm

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this M5x124mm hex head cap screw is engineered from high-grade carbon steel, offering superior tensile strength and resistance to deformation. The 22mm head width allows for significant torque application, ensuring a secure and reliable connection in demanding industrial environments. Its standardized M5 threading guarantees compatibility with a wide range of metric nuts and tapped holes. The inherent toughness of carbon steel makes it ideal for applications subjected to considerable mechanical stress and vibration, providing long-term structural integrity and performance. This fastener is designed for applications requiring robust load-bearing capacity and dependable joint security.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

BossardEst. 1831
Switzerland🇨🇭
"Global leader in fastening technology."
Market Rank
🏆 Top 3 Global Fastener Network
Industry Approvals
🚀 Aerospace & Tesla Approved
Warranty & Support
🛡️ Lifetime Traceability
Green Manufacturing
🌱 Carbon Neutral by 2030
Certified:ISO 9001, RoHS, REACH
Würth GroupEst. 1945
Germany🇩🇪
"Premium assembly and fastening materials."
Market Rank
🏆 #1 Global Assembly Supplier
Industry Approvals
🚀 VW & BMW OEM
Warranty & Support
🛡️ 5-Year Industrial Warranty
Green Manufacturing
🌱 100% Recyclable Packaging
Certified:ISO 9001, DIN EN
Brighton-BestEst. 1925
USA🇺🇸
"Master distributor of industrial fasteners."
Market Rank
🏆 Largest Distributor in NA
Industry Approvals
🚀 Boeing Approved
Warranty & Support
🛡️ Global Replacement Guarantee
Green Manufacturing
🌱 Green Steel Initiative
Certified:ISO 9001, A2LA

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:Yes

Installation Procedure

1. Select the appropriate mating component with a pre-tapped hole or nut. 2. Insert the cap screw through the assembled components, aligning threads. 3. Tighten the cap screw using a wrench or socket of the correct size, applying torque as specified by design requirements.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASTM A106

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Chemical Composition

Carbon (C)0.28 - 0.55%
Manganese (Mn)0.60 - 0.90%
Phosphorus (P)0.04% max
Sulfur (S)0.05% max

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Recommended Torque Values

Bolt SizeDry Torque (ft-lbs)Lubricated Torque (ft-lbs)
M5Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M5Varies by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the screw, leading to thread stripping or component damage.Adhere to specified torque values; utilize a torque wrench for precise application.
Using an undersized or oversized wrench, resulting in damaged hex head or incomplete tightening.Ensure the wrench or socket size precisely matches the 22mm head width.

Common Applications

  • Machinery and Equipment Assembly
  • Structural Frameworks
  • Automotive and Aerospace Components

⚠️ Engineering Warnings

  • Ensure the carbon steel material is suitable for the operating environment to prevent corrosion or material degradation.
  • Verify that the mating threads are clean and free from obstructions prior to installation to prevent cross-threading or damage.

Alternative Products to Consider

Premium Fastening & Joining equivalentHigher corrosion resistance (316 SS)
Economy Fastening & Joining optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Hex Head Cap Screw, Carbon Steel made from?

A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.

Q: What are the main applications?

A: Machinery and Equipment Assembly, Structural Frameworks, Automotive and Aerospace Components.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 124mmAF22mm1/2"-13TIGHTEN →MECHANICAL PROPERTIESTensile Strength: 150,000 psiThread: 1/2"-13 UNCTorque Direction: Clockwise (CW)Head Marking: 6 radial lines (Grade 8)

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.