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M7x89mm Aluminum 6061 Hex Cap Screw - Lightweight & Corrosion Resistant

Expert Overview

Engineered for high performance, this M7x89mm Hex Head Cap Screw, crafted from Aluminum 6061, offers superior corrosion resistance and lightweight strength. Ideal for demanding environments where weight reduction is critical.

StandardDIN 933
MaterialAluminum 6061
FinishGalvanized
GradeN/A
SizeM7
Length89mm
Head Width13mm

Detailed Engineering Specifications

Manufactured under strict quality controls, this M7x89mm Hex Head Cap Screw utilizes Aluminum 6061, a precipitation-hardenable alloy known for its excellent strength-to-weight ratio, moderate toughness, and superior corrosion resistance, particularly in marine and atmospheric environments. The M7 thread provides robust fastening capabilities, while the 89mm length ensures ample engagement for various assembly needs. The 13mm hex head offers excellent wrenchability for secure installation and removal, compatible with standard M7 hex tooling. This fastener is engineered to meet rigorous industrial standards for reliability and performance in a wide array of applications.

🧊 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 of debris. 2. Hand-thread the cap screw to start, verifying alignment and preventing cross-threading. 3. Tighten to the specified torque using a calibrated torque wrench, ensuring even pressure and secure fastening.

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)
M7Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M7Varies 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
Overtightening the aluminum screw, which can strip the threads or deform the mating surface.Always use a torque wrench set to the manufacturer's recommended torque specification for Aluminum 6061 fasteners.
Using excessive force with an impact driver, which can lead to fastener failure or damage.Impact drivers should be used cautiously or avoided altogether with aluminum fasteners. Hand-tightening followed by controlled torque application is preferred.

Common Applications

  • Aerospace and Automotive (weight-sensitive components)
  • Marine and Coastal Equipment (corrosion resistance)
  • General Industrial Assembly (where lightweighting is beneficial)

⚠️ Engineering Warnings

  • Aluminum 6061 has lower tensile strength compared to steel fasteners; select for applications not requiring extreme load-bearing capacity.
  • Avoid mixing aluminum fasteners with dissimilar metals in corrosive environments to prevent galvanic corrosion. Use appropriate washers 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 and Automotive (weight-sensitive components), Marine and Coastal Equipment (corrosion resistance), General Industrial Assembly (where lightweighting is beneficial).

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 89mmAF13mm1/2"-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.