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M9x86mm Aluminum 6061 Hex Cap Screw

Expert Overview

This M9 x 86mm hex head cap screw, crafted from high-strength Aluminum 6061, offers superior corrosion resistance and a lightweight profile for critical fastening needs.

StandardASTM A106
MaterialAluminum 6061
FinishBlack Oxide
GradeN/A
SizeM9
Length86mm
Head Width8mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this M9 x 86mm hex head cap screw is manufactured from Aluminum 6061, a precipitation-hardening alloy known for its excellent strength-to-weight ratio, good corrosion resistance, and weldability. The nominal thread diameter is M9, with a length of 86mm and a head width of 8mm, conforming to industry standards for secure and reliable assembly. Its lightweight nature makes it ideal for applications where weight reduction is paramount, such as in aerospace, automotive, and marine environments, without compromising structural integrity. The alloy's inherent resistance to galvanic corrosion further enhances its suitability for exposed conditions.

🧊 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 mating threads are clean and free of debris. 2. Hand-thread the cap screw to prevent cross-threading. 3. Torque to manufacturer's recommended specification using a calibrated torque wrench, ensuring proper engagement.

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)
M9Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M9Varies 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
Overtorquing the aluminum screw, leading to thread stripping or deformation.Utilize a calibrated torque wrench and adhere to the specified torque values for Aluminum 6061 fasteners.
Using the wrong tool size for the hex head, causing damage to the fastener.Confirm the hex wrench size precisely matches the head width (8mm) before application.

Common Applications

  • Aerospace structural components
  • Automotive chassis and body assembly
  • Marine hardware and fixtures

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower tensile strength than steel; do not substitute in load-bearing applications requiring higher strength.
  • Avoid using in environments with extreme temperatures or aggressive chemicals without consulting material compatibility charts.

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, Automotive chassis and body assembly, Marine hardware and fixtures.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 86mmAF8mm1/2"-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.