Home > Fastening & Joining > Hex Head Cap Screw, Aluminum 6061

M17x66mm Aluminum 6061 Hex Cap Screw | Fastening Solution

Expert Overview

This M17x66mm Hex Head Cap Screw, crafted from high-strength Aluminum 6061, offers superior corrosion resistance and a lightweight profile. Engineered for dependable fastening in diverse industrial environments.

StandardDIN 933
MaterialAluminum 6061
FinishZinc Plated
GradeN/A
SizeM17
Length66mm
Head Width12mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M17x66mm Hex Head Cap Screw features a nominal diameter of M17, a total length of 66mm, and a head width of 12mm. The material, Aluminum 6061-T6, provides an excellent strength-to-weight ratio, superior corrosion resistance, and good machinability. This makes it ideal for applications where weight reduction and resistance to environmental degradation are critical, such as in aerospace, marine, and automotive sub-assemblies where standard steel fasteners may be unsuitable due to weight or galvanic corrosion concerns.

🧊 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 screw to verify alignment and prevent cross-threading. 3. Using an appropriate wrench or socket, tighten the screw to the recommended torque specification for Aluminum 6061 under prevailing service conditions, avoiding over-tightening.

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)
M17Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M17Varies 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, which can strip the threads or deform the mating material.Utilize a calibrated torque wrench and adhere to the specified torque values for Aluminum 6061 fasteners and the specific application.
Using a steel fastener in a corrosive environment, leading to galvanic corrosion and premature failure.Select fasteners made from materials compatible with the environment, such as Aluminum 6061, for optimal longevity and performance.

Common Applications

  • Aerospace structural components
  • Marine equipment and fittings
  • Lightweight automotive sub-assemblies
  • Medical device enclosures

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower tensile strength than many steels; ensure it meets the load requirements for your application.
  • Avoid using in applications requiring extreme abrasion resistance or sustained high temperatures without proper evaluation.

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 equipment and fittings, Lightweight automotive sub-assemblies, Medical device enclosures.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 66mmAF12mm1/2"-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.