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M9x129mm Polycarbonate Hex Head Cap Screw

Expert Overview

This M9x129mm Polycarbonate Hex Head Cap Screw offers exceptional strength and impact resistance. Its non-conductive, corrosion-proof nature makes it ideal for specialized industrial fastening needs.

StandardASTM A106
MaterialPolycarbonate
FinishGalvanized
GradeN/A
SizeM9
Length129mm
Head Width22mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M9x129mm Hex Head Cap Screw is manufactured from high-performance polycarbonate. Its M9 thread size and 129mm length provide robust fastening capabilities, while the 22mm head width ensures adequate bearing surface for secure assembly. Polycarbonate offers excellent chemical resistance, UV stability, and is significantly lighter than metallic alternatives, making it suitable for applications where weight reduction and non-magnetic properties are critical. This fastener is ideal for use in corrosive atmospheres, food processing equipment, or electrical enclosures where material compatibility and safety are 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. Select the appropriate mating component with a tapped hole or nut. 2. Insert the M9x129mm polycarbonate hex head cap screw. 3. Tighten using a suitable hex wrench until snug, avoiding overtightening to prevent 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)
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 the polycarbonate screw, leading to thread stripping or head damage.Use a calibrated torque wrench and adhere to recommended torque specifications for polycarbonate fasteners to prevent damage.
Using the screw in an application exceeding its temperature or load limits.Consult the material datasheet for polycarbonate's temperature and mechanical limitations to ensure suitability for the intended application.

Common Applications

  • Chemical Processing Equipment
  • Food and Beverage Manufacturing
  • Electrical Enclosures
  • Marine Applications
  • Medical Devices

⚠️ Engineering Warnings

  • Not suitable for high-temperature applications above polycarbonate's rated limit.
  • Avoid exposure to strong 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: Chemical Processing Equipment, Food and Beverage Manufacturing, Electrical Enclosures, Marine Applications, Medical Devices.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 129mmAF22mm1/2"-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.