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M14x70mm Polycarbonate Hex Cap Screw | Industrial Fastener

Expert Overview

Engineered for superior performance in corrosive and electrically sensitive environments. This M14x70mm polycarbonate hex head cap screw offers excellent impact resistance and a lightweight, non-conductive profile.

StandardASTM A106
MaterialPolycarbonate
FinishPassivated
GradeN/A
SizeM14
Length70mm
Head Width13mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M14x70mm hex head cap screw is precision-molded from high-strength polycarbonate. Its robust material provides exceptional resistance to chemicals, corrosion, and UV degradation, making it ideal for wet or aggressive atmospheres. The M14 thread ensures secure fastening, while the 70mm length offers substantial grip. The 13mm hex head width allows for standard tooling for efficient installation and removal. Its inherent non-conductivity makes it a safe choice for applications where electrical insulation is paramount, preventing short circuits and grounding issues.

🧊 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. Engage the M14 thread by hand to prevent cross-threading. 3. Tighten securely using a 13mm hex wrench or socket, avoiding overtightening to protect the polycarbonate material.

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening the polycarbonate screwUse a torque wrench set to the manufacturer's recommended torque specification for M14 polycarbonate fasteners to prevent stripping or material deformation.
Using standard metal tools without proper careUtilize tools with smooth edges or protective sleeves to avoid scratching or damaging the polycarbonate surface during installation.

Common Applications

  • Chemical processing equipment assembly
  • Medical device manufacturing
  • Electrical enclosure mounting
  • Marine and offshore applications
  • Food and beverage production lines

⚠️ Engineering Warnings

  • Not intended for structural load-bearing applications where high tensile strength is required. Consult material datasheets for load limits.
  • Avoid prolonged exposure to temperatures exceeding the material's service temperature limit.

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 assembly, Medical device manufacturing, Electrical enclosure mounting, Marine and offshore applications, Food and beverage production lines.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 70mmAF13mm1/2"-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.