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

M20 x 69mm Nylon Hex Head Cap Screw | Industrial Fastener

Expert Overview

Engineered for robust performance, this M20 x 69mm Nylon Hex Head Cap Screw offers superior corrosion resistance and dielectric properties, making it ideal for challenging environments.

StandardISO 9001
MaterialNylon
FinishZinc Plated
GradeN/A
SizeM20
Length69mm
Head Width7mm

Detailed Engineering Specifications

A proven choice for industrial professionals, this M20 x 69mm Nylon Hex Head Cap Screw is constructed from high-performance nylon, offering excellent chemical resistance and a lightweight, non-conductive profile. The M20 thread size ensures compatibility with standard metric fittings, while the 69mm length provides ample engagement for secure fastening. The 7mm head width accommodates common hex drivers, facilitating efficient installation. Its inherent dielectric strength makes it suitable for electrical assemblies, and its resistance to moisture and many common solvents ensures long-term integrity in diverse operational settings.

🧊 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 components are clean and free of debris. 2. Thread the Nylon Hex Head Cap Screw into the designated hole by hand to prevent cross-threading. 3. Tighten using an appropriate hex driver (7mm) to the required torque, avoiding over-tightening to maintain material integrity.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardISO 9001

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the nylon screw, which can lead to stripping or cracking of the threads.Utilize a torque wrench and adhere to recommended torque specifications for nylon fasteners to prevent damage.
Using a hex driver that is the wrong size, causing cam-out and potential damage to the screw head.Always confirm the correct hex driver size (7mm for this screw) before attempting to tighten.

Common Applications

  • Electrical enclosures and assemblies
  • Corrosive chemical environments
  • Lightweight structural components

⚠️ Engineering Warnings

  • Not intended for high-stress or load-bearing structural applications where metal fasteners are typically required.
  • Avoid prolonged exposure to UV radiation, which may degrade nylon material over time.

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: Electrical enclosures and assemblies, Corrosive chemical environments, Lightweight structural components.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 69mmAF7mm1/2"-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.