Home > Fastening & Joining > Hex Head Cap Screw, Polycarbonate

M14x149mm Polycarbonate Hex Cap Screw

Expert Overview

Engineered from high-performance polycarbonate, this M14x149mm hex head cap screw offers superior chemical resistance and non-conductive properties. Its robust design ensures reliable fastening in demanding industrial applications.

StandardASTM A106
MaterialPolycarbonate
FinishZinc Plated
GradeN/A
SizeM14
Length149mm
Head Width17mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M14 x 149mm hex head cap screw features a nominal diameter of 14mm and a total length of 149mm, with a head width of 17mm. Manufactured from premium-grade polycarbonate, it exhibits excellent impact strength, high dielectric strength, and exceptional resistance to a broad spectrum of chemicals and UV radiation. This material selection makes it ideal for applications where electrical insulation or resistance to corrosive media is paramount, such as in chemical processing equipment, marine environments, and electrical assemblies where galvanic corrosion is a concern. The precise dimensional control ensures consistent performance and compatibility with standard M14 mating components.

🧊 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. Insert the M14 polycarbonate hex head cap screw into the pre-drilled hole. 3. Tighten the screw using an appropriate wrench to the recommended torque specification for polycarbonate fasteners, avoiding over-tightening which can cause material deformation.

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)
M14Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M14Varies 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 the polycarbonate screw, leading to thread stripping or head deformation.Use a torque wrench set to the manufacturer's recommended torque for polycarbonate fasteners. Consult material datasheets for precise values.
Using standard metal-cutting tools that can damage the polycarbonate threads.Employ specialized tools designed for plastics or ensure adequate lubrication and controlled cutting speeds when threading polycarbonate.

Common Applications

  • Chemical processing equipment
  • Electrical enclosures and assemblies
  • Marine and offshore applications

⚠️ Engineering Warnings

  • Polycarbonate exhibits lower tensile strength and stiffness compared to metals; select applications accordingly.
  • Avoid exposure to aggressive solvents or cleaning agents not compatible with 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: Chemical processing equipment, Electrical enclosures and assemblies, Marine and offshore applications.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 149mmAF17mm1/2"-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.