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M8 x 141mm Brass Hex Head Cap Screw | Industrial Fasteners

Expert Overview

This M8 x 141mm brass hex head cap screw offers exceptional corrosion resistance and non-sparking properties, ideal for environments where safety and durability are paramount. Precision engineered for reliable performance.

StandardASME B18
MaterialBrass
FinishBlack Oxide
GradeN/A
SizeM8
Length141mm
Head Width8mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M8 x 141mm hex head cap screw is manufactured from high-grade brass, ensuring excellent corrosion resistance and non-magnetic properties. The M8 thread size conforms to international standards, providing secure and reliable fastening. With a nominal length of 141mm and a head width of 8mm, this screw is optimized for applications requiring extended reach and controlled torque application. Brass's inherent ductility and low friction coefficient contribute to its ease of installation and resistance to galling, making it suitable for electrical and marine applications where conductivity and chemical inertness are critical.

🧊 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. Hand-thread the screw to engage the full thread length. 3. Tighten using a suitable wrench to the recommended torque specification for brass fasteners, avoiding over-tightening.

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

Chemical Composition

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using excessive force which can strip brass threads.Apply torque gradually and refer to brass fastener torque charts for appropriate values.
Using incompatible materials in corrosive environments, negating brass's benefits.Ensure all mating components are also corrosion-resistant or suitable for the specific environmental conditions.

Common Applications

  • Electrical connections and equipment
  • Marine hardware and fittings
  • Food processing machinery
  • Corrosive chemical environments

⚠️ Engineering Warnings

  • Brass is a softer material; avoid using in high-stress structural applications where steel is typically required.
  • Do not use in environments with strong acids or abrasive materials that could degrade brass over time.

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, Brass made from?

A: This Hex Head Cap Screw, Brass is manufactured from Brass.

Q: What are the main applications?

A: Electrical connections and equipment, Marine hardware and fittings, Food processing machinery, Corrosive chemical environments.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 141mmAF8mm1/2"-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.