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M8x143mm Aluminum 6061 Hex Cap Screw | Fastening Solution

Expert Overview

This M8x143mm Hex Head Cap Screw, crafted from high-strength Aluminum 6061, offers a superior corrosion-resistant and lightweight fastening solution for demanding industrial applications.

StandardASME B18
MaterialAluminum 6061
FinishZinc Plated
GradeN/A
SizeM8
Length143mm
Head Width10mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this M8x143mm Hex Head Cap Screw is manufactured from Aerospace Grade Aluminum 6061-T6, ensuring exceptional strength-to-weight ratio and excellent corrosion resistance. The material boasts a minimum tensile strength of 310 MPa and a yield strength of 275 MPa, making it ideal for dynamic and structural applications where weight is a critical factor. The 10mm hex head provides a secure grip for standard tooling, facilitating precise installation and removal. Its specific dimensions make it suitable for projects requiring extended reach and robust joint integrity.

🧊 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. Thread the M8x143mm Hex Head Cap Screw by hand to prevent cross-threading. 3. Tighten to the specified torque using a calibrated torque wrench, adhering to material compatibility guidelines.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASME B18

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)
M8Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M8Varies 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 aluminum fasteners.Always use a torque wrench and consult material-specific torque charts to avoid stripping threads or deforming the component.
Using incompatible lubricants or anti-seize compounds.Employ lubricants specifically designed for aluminum alloys to prevent galvanic corrosion and ensure proper torque application.

Common Applications

  • Aerospace structural components
  • Automotive lightweight assemblies
  • Marine hardware and fittings
  • High-performance sporting goods

⚠️ Engineering Warnings

  • Aluminum 6061 is susceptible to galvanic corrosion when in direct contact with dissimilar metals, especially in corrosive environments.
  • Avoid using this fastener in applications requiring extreme impact resistance or in environments with prolonged exposure to strong alkalis.

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 lightweight assemblies, Marine hardware and fittings, High-performance sporting goods.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 143mmAF10mm1/2"-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.