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M8 x 69mm Nylon Hex Head Cap Screws | Corrosion Resistant Fasteners

Expert Overview

Engineered for reliability, these M8 x 69mm Nylon Hex Head Cap Screws provide superior corrosion resistance and lightweight strength. Their non-conductive properties make them ideal for sensitive applications.

StandardISO 9001
MaterialNylon
FinishPlain
GradeN/A
SizeM8
Length69mm
Head Width21mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this M8 x 69mm Nylon Hex Head Cap Screw is manufactured from high-grade nylon, offering excellent resistance to chemicals, corrosion, and UV degradation. With a head width of 21mm, it provides a stable bearing surface. The material's inherent non-conductivity makes it a preferred choice for electrical insulation and in environments where galvanic corrosion is a concern. Its low coefficient of friction also aids in smooth assembly and disassembly. Suitable for applications requiring lightweight, durable, and non-metallic fastening solutions, ensuring long-term performance and safety.

🧊 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 hole size, ensuring clearance for the M8 thread. 2. Hand-thread the screw to engage the nylon threads properly, avoiding cross-threading. 3. Tighten using a suitable wrench or socket on the 21mm hex head, applying torque within the recommended limits for nylon fasteners to prevent stripping.

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)
M8Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M8Varies 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, leading to thread stripping or head deformation.Adhere to the specified torque values for nylon fasteners. Use a torque wrench if precise control is necessary.
Using the screw in an application exceeding its temperature or load-bearing capacity.Consult the nylon material's technical data sheet for temperature limits and maximum tensile strength before deployment.

Common Applications

  • Electrical enclosures and equipment mounting
  • Medical devices and pharmaceutical processing
  • Corrosive chemical processing plants

⚠️ Engineering Warnings

  • Not suitable for high-load structural applications where significant tensile or shear strength is required.
  • Avoid exposure to temperatures exceeding the material's operational limit, which can degrade its mechanical properties.

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 equipment mounting, Medical devices and pharmaceutical processing, Corrosive chemical processing plants.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 69mmAF21mm1/2"-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.