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M16x143mm Aluminum 6061 Hex Cap Screw

Expert Overview

Precision-engineered M16x143mm hex head cap screw crafted from high-grade Aluminum 6061. Offers superior strength-to-weight ratio and excellent corrosion resistance for demanding environments.

StandardISO 9001
MaterialAluminum 6061
FinishPlain
GradeN/A
SizeM16
Length143mm
Head Width16mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M16x143mm hex head cap screw is manufactured from Aluminum 6061, a precipitation-hardening alloy known for its moderate to high strength, excellent corrosion resistance, and good weldability. The material's mechanical properties make it suitable for a wide range of structural applications where weight reduction is critical. The M16 nominal diameter, 143mm length, and 16mm head width ensure precise fitment and load distribution in critical assemblies across aerospace, automotive, and marine industries.

🧊 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 threads are clean and free of debris. 2. Apply a suitable lubricant if specified for the application. 3. Tighten to the manufacturer's recommended torque specification using a calibrated torque wrench.

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)
M16Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M16Varies 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 the fastener, leading to thread stripping or head deformation.Always use a calibrated torque wrench and adhere to recommended torque values for Aluminum 6061 fasteners.
Using the wrong tool, potentially damaging the hex head or stripping the drive.Utilize the correct size and type of wrench (e.g., metric socket or open-end wrench) specifically designed for hex heads.

Common Applications

  • Aerospace structural components
  • Automotive chassis and engine parts
  • Marine hardware and fittings

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower tensile strength than steel and may not be suitable for extremely high-load applications without proper engineering analysis.
  • Avoid galvanic corrosion when mating Aluminum 6061 fasteners with dissimilar metals; use appropriate isolators or coatings 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, Automotive chassis and engine parts, Marine hardware and fittings.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 143mmAF16mm1/2"-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.