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M19x90mm Nylon Hex Head Cap Screw | Fasteners

Expert Overview

This M19x90mm Hex Head Cap Screw, constructed from high-performance nylon, offers exceptional corrosion resistance and dielectric properties. Its robust design ensures reliable joining in demanding environments.

StandardASME B18
MaterialNylon
FinishPassivated
GradeN/A
SizeM19
Length90mm
Head Width18mm

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this M19x90mm Nylon Hex Head Cap Screw features a nominal diameter of 19mm and an overall length of 90mm. The hex head measures 18mm across flats, providing optimal torque transfer with standard tooling. Engineered from engineering-grade nylon, it exhibits excellent chemical resistance to many solvents and acids, a high tensile strength for its weight, and non-conductive properties making it ideal for electrical applications. Its inherent flexibility can also absorb vibration and reduce stress on mating components, contributing to enhanced product longevity in diverse industrial 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 mating threads are clean and free of debris. 2. Insert the nylon hex head cap screw into the pre-drilled or tapped hole. 3. Tighten the screw using an appropriate hex wrench, applying torque gradually until secure. Avoid overtightening.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASME B18

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)
M19Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M19Varies 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
Overtightening the nylon screw, leading to thread stripping or material deformation.Apply torque gradually and use a torque wrench set to the manufacturer's recommended specification for nylon fasteners. Consult engineering documentation for precise torque values.
Using the wrong size hex wrench, potentially damaging the head or failing to achieve proper seating.Verify that the hex wrench size precisely matches the 18mm head width of the cap screw for optimal engagement and secure tightening.

Common Applications

  • Electrical enclosures and equipment mounting
  • Corrosive chemical processing environments
  • Lightweight structural assembly requiring non-conductive fasteners

⚠️ Engineering Warnings

  • Not recommended for high-temperature applications exceeding the material's thermal limits.
  • Avoid exposure to strong oxidizing agents or solvents that may degrade nylon over extended periods.

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, Corrosive chemical processing environments, Lightweight structural assembly requiring non-conductive fasteners.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 90mmAF18mm1/2"-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.