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M15 x 108mm Aluminum 6061 Hex Cap Screw

Expert Overview

This M15 x 108mm hex head cap screw, crafted from corrosion-resistant Aluminum 6061, offers superior strength-to-weight ratio. Engineered for demanding industrial applications requiring lightweight fastening solutions.

StandardDIN 933
MaterialAluminum 6061
FinishPassivated
GradeN/A
SizeM15
Length108mm
Head Width27mm

Detailed Engineering Specifications

A proven choice for industrial professionals, this M15 x 108mm hex head cap screw is manufactured from Aluminum alloy 6061, renowned for its excellent corrosion resistance, moderate strength, and good weldability. With a head width of 27mm, it provides ample surface area for torque application. Its imperial equivalent is approximately 5/8" thread diameter and 4-1/4" length. Ideal for applications where weight reduction is critical without compromising structural integrity, such as in aerospace components, marine hardware, automotive assemblies, and custom machinery.

🧊 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 of debris. 2. Hand-thread the cap screw to verify proper engagement and alignment. 3. Using a calibrated torque wrench set to the manufacturer's recommended torque value for Aluminum 6061, tighten the screw to secure the joint.

Equivalent Standards (Cross-Reference)

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

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)
M15Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M15Varies 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-torquing Aluminum fasteners.Always use a calibrated torque wrench and adhere to recommended torque specifications for Aluminum 6061 to prevent stripping or material damage.
Using incompatible materials in corrosive environments.Aluminum 6061 offers good corrosion resistance, but for extreme environments, consider plating or specialized alloys. Ensure compatibility with surrounding materials.

Common Applications

  • Aerospace structural components
  • Marine hardware and fittings
  • Automotive sub-assemblies
  • Lightweight machinery fabrication
  • Custom jigs and fixtures

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower tensile strength than steel; do not use in high-load bearing applications where structural integrity is paramount without proper engineering analysis.
  • Galvanic corrosion can occur when Aluminum 6061 is in direct contact with dissimilar metals in the presence of an electrolyte. Employ isolation methods if necessary.

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 structural components, Marine hardware and fittings, Automotive sub-assemblies, Lightweight machinery fabrication, Custom jigs and fixtures.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 108mmAF27mm1/2"-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.