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M9 x 15mm Polycarbonate Hex Head Cap Screw

Expert Overview

Engineered for demanding environments, this M9 x 15mm hex head cap screw features a robust polycarbonate construction. Offering superior impact resistance and electrical insulation, it's the ideal choice for critical assembly needs.

StandardASTM A106
MaterialPolycarbonate
FinishGalvanized
GradeN/A
SizeM9
Length15mm
Head Width18mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this M9 x 15mm hex head cap screw is manufactured from high-performance polycarbonate. Its exceptional dielectric strength, chemical resistance, and impact toughness make it suitable for applications where metal fasteners are undesirable due to conductivity or corrosion concerns. The nominal M9 thread provides secure fastening, complemented by a substantial 18mm head width for optimal torque application and load distribution. Operating temperature range is -40°C to +120°C, with excellent UV stability.

🧊 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. Manually thread the cap screw into the receiving component to prevent cross-threading. 3. Tighten using an appropriate wrench, applying controlled torque, avoiding overtightening to protect the polycarbonate threads.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASTM A106

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)
M9Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M9Varies 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, which can strip the polycarbonate threads or crack the head.Utilize a torque wrench and adhere to recommended torque values for polycarbonate fasteners.
Using metal tools that can scratch or damage the polycarbonate surface.Employ non-marring tools or protect tools with tape when handling polycarbonate fasteners.

Common Applications

  • Electrical enclosures and equipment housings
  • Medical device assemblies
  • Automotive interior components

⚠️ Engineering Warnings

  • Not intended for structural load-bearing applications where high tensile strength is critical.
  • Avoid exposure to aggressive solvents that may degrade polycarbonate.

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, Polycarbonate made from?

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

Q: What are the main applications?

A: Electrical enclosures and equipment housings, Medical device assemblies, Automotive interior components.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 15mmAF18mm1/2"-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.