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

M19x98mm Aluminum 6061 Hex Cap Screw

Expert Overview

High-strength M19x98mm hex cap screw in corrosion-resistant Aluminum 6061. Features a 35mm head width for robust torque application and secure fastening.

StandardASME B18
MaterialAluminum 6061
FinishPlain
GradeN/A
SizeM19
Length98mm
Head Width35mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this M19x98mm hex head cap screw is fabricated from Aluminum 6061, a precipitation-hardening alloy renowned for its excellent strength-to-weight ratio, corrosion resistance, and good weldability. The M19 thread provides substantial load-bearing capacity, while the 98mm length accommodates thicker material assemblies. The generous 35mm head width ensures ample surface area for tool engagement, facilitating precise torque application and preventing galling, making it suitable for demanding structural and mechanical applications where weight reduction is paramount.

🧊 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 from debris. 2. Apply appropriate anti-seize compound if environmental conditions warrant. 3. Tighten screw to specified torque value using a calibrated torque wrench, ensuring even pressure distribution.

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)
M19Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M19Varies 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, leading to thread stripping or fastener fracture.Always adhere to the manufacturer's or design engineer's specified torque values and use a calibrated torque wrench.
Using the wrong tool size, resulting in head damage and poor torque transfer.Utilize a properly sized hex socket or wrench that fits snugly to the head for optimal engagement.

Common Applications

  • Aerospace structural components
  • Marine hardware and assemblies
  • Automotive lightweighting initiatives

⚠️ Engineering Warnings

  • Aluminum alloys have lower tensile strength than steel; select fasteners appropriate for the load requirements.
  • Ensure galvanic compatibility with mating materials to prevent corrosion.

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 hardware and assemblies, Automotive lightweighting initiatives.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 98mmAF35mm1/2"-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.