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M21x64mm Nylon Hex Head Cap Screw - Corrosion Resistant

Expert Overview

Engineered from high-performance nylon, this M21x64mm hex head cap screw offers exceptional strength and corrosion resistance. Its lightweight, non-conductive properties make it ideal for specialized fastening in challenging environments.

StandardISO 9001
MaterialNylon
FinishAnodized
GradeN/A
SizeM21
Length64mm
Head Width32mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M21x64mm nylon hex head cap screw ensures reliable performance in demanding applications. The robust nylon material provides superior resistance to a wide range of chemicals and solvents, preventing degradation and maintaining structural integrity. Its inherent dielectric properties make it suitable for electrical insulation requirements, eliminating conductivity concerns. The substantial 32mm head width offers ample bearing surface for secure fastening without the risk of deformation under typical loads. This fastener is engineered for applications where weight reduction and non-magnetic properties are critical.

🧊 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 appropriate wrench or socket for the 32mm head width. 2. Thread the M21x64mm screw into the pre-tapped hole or mating component. 3. Tighten to the required torque, avoiding over-tightening to prevent material deformation.

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)
M21Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M21Varies 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
Using excessive force during tightening, leading to thread stripping or head cracking.Employ a torque wrench and adhere to manufacturer-specified torque values for nylon fasteners.
Exposing the screw to temperatures exceeding its operational limit, causing material degradation.Verify the operating temperature range of the nylon material against the application's environmental conditions.

Common Applications

  • Chemical processing equipment
  • Medical device assembly
  • Electrical enclosures and insulation

⚠️ Engineering Warnings

  • Not suitable for structural load-bearing applications requiring high tensile strength or shear resistance.
  • Avoid prolonged exposure to UV radiation, which can degrade nylon 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: Chemical processing equipment, Medical device assembly, Electrical enclosures and insulation.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 64mmAF32mm1/2"-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.