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M12x109mm Aluminum 6061 Hex Cap Screw | Fasteners

Expert Overview

This M12x109mm Hex Head Cap Screw, crafted from robust Aluminum 6061, offers superior corrosion resistance and a lightweight profile for critical fastening applications. Engineered for precision and durability.

StandardISO 9001
MaterialAluminum 6061
FinishPassivated
GradeN/A
SizeM12
Length109mm
Head Width20mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M12 x 109mm Hex Head Cap Screw is manufactured from high-strength Aluminum 6061-T6. This aerospace-grade alloy provides an exceptional strength-to-weight ratio, excellent corrosion resistance, and good formability, making it ideal for applications where both performance and weight are crucial. The nominal head width of 20mm ensures compatibility with standard tooling. Each screw is precisely machined to ensure consistent thread engagement and reliable load-bearing capacity, suitable for aerospace, marine, and high-performance automotive assemblies.

🧊 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. Select the appropriate M12 wrench or socket for the hex head. 2. Engage the screw into the pre-tapped hole or with a corresponding nut. 3. Tighten the screw to the specified torque, ensuring consistent tension without overtightening.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardISO 9001

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
Using the wrong size wrench, leading to stripped hex heads.Always use a wrench or socket that precisely fits the M12 hex head (20mm width).
Overtightening, which can strip threads or damage the aluminum material.Adhere to recommended torque specifications for M12 fasteners in Aluminum 6061 applications to prevent damage.

Common Applications

  • Aerospace structural components
  • Marine hardware and assemblies
  • Lightweight automotive chassis and body panels

⚠️ Engineering Warnings

  • Aluminum 6061 has lower tensile strength than steel; do not substitute in applications requiring high load-bearing capacity without engineering review.
  • Ensure proper thread engagement to avoid galling or cross-threading, especially in aluminum mating parts.

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 assemblies, Lightweight automotive chassis and body panels.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 109mmAF20mm1/2"-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.