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M20 x 39mm Nylon Hex Head Cap Screw | Fasteners

Expert Overview

Engineered for reliability, this M20 x 39mm Nylon Hex Head Cap Screw offers exceptional corrosion resistance and dielectric strength. Its robust design ensures secure fastening in diverse environments.

StandardASTM A106
MaterialNylon
FinishPassivated
GradeN/A
SizeM20
Length39mm
Head Width28mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this M20 x 39mm Nylon Hex Head Cap Screw (Head Width: 28mm) delivers superior performance in corrosive and electrically sensitive applications. Manufactured from high-grade Nylon, it provides excellent chemical resistance to many solvents and acids, alongside a high tensile strength-to-weight ratio. Its non-magnetic properties and thermal insulation make it ideal for electronics, medical equipment, and chemical processing industries where metal fasteners may be unsuitable.

🧊 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 of debris. 2. Hand-thread the cap screw into the designated hole until snug. 3. Use an appropriate wrench or socket to tighten the screw to the required torque, avoiding over-tightening.

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)
M20Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M20Varies 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
Over-tightening the Nylon screw, which can strip threads or cause material fatigue.Apply torque gradually and consult torque specifications for Nylon fasteners to prevent damage.
Using in applications exceeding the temperature or load-bearing limits of Nylon.Verify the environmental and mechanical requirements of the application against Nylon's material properties.

Common Applications

  • Chemical processing equipment
  • Electrical enclosures and assemblies
  • Medical device manufacturing

⚠️ Engineering Warnings

  • Not suitable for high-temperature applications where Nylon's thermal limits are exceeded.
  • Avoid use in applications requiring significant shear strength or resistance to abrasion.

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, Nylon made from?

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

Q: What are the main applications?

A: Chemical processing equipment, Electrical enclosures and assemblies, Medical device manufacturing.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 39mmAF28mm1/2"-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.