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M8 x 51mm Nylon Hex Head Cap Screw - Corrosion Resistant

Expert Overview

This M8 x 51mm Nylon Hex Head Cap Screw offers superior corrosion resistance and dielectric properties. Its robust nylon construction ensures reliable fastening in corrosive environments and electrical applications.

StandardDIN 933
MaterialNylon
FinishBlack Oxide
GradeN/A
SizeM8
Length51mm
Head Width35mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M8 x 51mm Hex Head Cap Screw features a 35mm head width for optimal torque distribution. Constructed from high-performance nylon, it exhibits excellent chemical resistance to acids, alkalis, and solvents, making it ideal for wet or chemically aggressive environments. The material's inherent non-conductive properties provide electrical insulation, crucial for sensitive electronic assemblies. Its lightweight nature reduces overall assembly weight without compromising structural integrity in moderate load applications.

🧊 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 or threaded insert. 2. Manually thread the screw into the receiving component until snug. 3. Tighten using a suitable wrench or socket on the hex head to the recommended torque specification, 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 StandardDIN 933

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.Apply torque gradually and use a torque wrench to adhere to recommended specifications, preventing thread stripping or head damage.
Using in high-temperature environments exceeding nylon's thermal limits.Verify the operating temperature range of the nylon material and select an alternative fastener for extreme heat applications.

Common Applications

  • Electrical enclosures and control panels
  • Chemical processing equipment
  • Marine and outdoor assemblies

⚠️ Engineering Warnings

  • Not suitable for high-load structural applications or dynamic stress environments.
  • Avoid exposure to strong UV radiation for extended periods, 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: Electrical enclosures and control panels, Chemical processing equipment, Marine and outdoor assemblies.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 51mmAF35mm1/2"-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.