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M12 x 148mm Aluminum 6061 Hex Cap Screw

Expert Overview

This M12 x 148mm Hex Head Cap Screw, crafted from premium Aluminum 6061, offers exceptional strength-to-weight ratio and superior corrosion resistance for critical fastening needs.

StandardASTM A106
MaterialAluminum 6061
FinishBlack Oxide
GradeN/A
SizeM12
Length148mm
Head Width17mm

Detailed Engineering Specifications

Manufactured under strict quality controls, this M12 x 148mm Hex Head Cap Screw features a nominal diameter of 12mm and a thread length of 148mm. The head provides a 17mm hex drive for secure torque application. Constructed from Aluminum 6061, it exhibits excellent tensile strength (approximately 310 MPa) and yield strength (approximately 276 MPa) while remaining lightweight. This alloy's inherent resistance to corrosion makes it ideal for environments where moisture or chemical exposure is a concern, ensuring long-term structural integrity and reliability in diverse industrial settings.

🧊 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:N/A

Installation Procedure

1. Ensure the mating threads are clean and free from debris. 2. Hand-thread the screw to verify alignment and prevent cross-threading. 3. Tighten to the specified torque using a calibrated torque wrench, adhering to application-specific torque values.

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

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)
M12Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M12Varies by dimensionContact Sales

Corrosion Resistance Guide

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

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening, leading to thread stripping or material deformation.Always use a calibrated torque wrench and consult engineering specifications for the correct torque values.
Using the wrong tool size, which can damage the hex head and prevent proper torque application.Verify the correct hex driver size (17mm for this screw) is used for installation and removal.

Common Applications

  • Aerospace and Automotive Assemblies
  • Lightweight Structural Components
  • Marine and Outdoor Equipment

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower shear strength compared to steel fasteners; do not exceed design load capacities.
  • Avoid use in applications requiring extreme temperature resistance or where significant abrasive wear is expected without appropriate coatings or design considerations.

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, Aluminum 6061 made from?

A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.

Q: What are the main applications?

A: Aerospace and Automotive Assemblies, Lightweight Structural Components, Marine and Outdoor Equipment.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 148mmAF17mm1/2"-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.