Home > Fastening & Joining > Hex Head Cap Screw, 316 Stainless Steel

M14 x 142mm 316 Stainless Steel Hex Cap Screw

Expert Overview

This M14 x 142mm hex head cap screw, crafted from superior 316 stainless steel, offers exceptional corrosion resistance and robust mechanical strength for critical fastening needs.

StandardISO 9001
Material316 Stainless Steel
FinishAnodized
GradeN/A
SizeM14
Length142mm
Head Width33mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M14 x 142mm hex head cap screw features a nominal diameter of 14mm and an overall length of 142mm. The head width measures 33mm, providing ample surface area for torque application with standard wrenches. Constructed from premium 316 stainless steel, it exhibits superior resistance to pitting and crevice corrosion, making it ideal for marine, chemical processing, food and beverage, and outdoor applications where exposure to aggressive media and saltwater is prevalent. Its high tensile strength ensures secure and reliable joints under significant load.

🧊 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:Yes

Installation Procedure

1. Ensure the mating threads are clean and free of debris. 2. Apply a small amount of anti-seize lubricant to the threads, especially in corrosive environments. 3. Insert the cap screw and thread it by hand until snug. 4. Tighten the cap screw to the specified torque using an appropriate wrench or torque tool.

Equivalent Standards (Cross-Reference)

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

Mechanical Properties

Tensile Strength75,000 psi (515 MPa)
Yield Strength30,000 psi (205 MPa)
Elongation in 2 in.40% min
HardnessRockwell B95 max

Chemical Composition

Carbon (C)0.08% max
Chromium (Cr)16.0 - 18.0%
Nickel (Ni)10.0 - 14.0%
Molybdenum (Mo)2.0 - 3.0%

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1500°F (815°C)
Thermal Expansion
Typical for Material Class

Recommended Torque Values

Bolt SizeDry Torque (ft-lbs)Lubricated Torque (ft-lbs)
M14Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M14Varies by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterExcellent
Chemical / AcidicGood

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the screw, leading to thread stripping or fastener fatigue.Always adhere to the recommended torque specifications for the application and material combination.
Using the wrong size or type of wrench, which can damage the hex head and lead to improper torque application.Utilize a correctly sized, high-quality socket or wrench that fits snugly to avoid cam-out and ensure full engagement.
Not cleaning mating threads, which can introduce contaminants and compromise the joint integrity.Thoroughly inspect and clean both the screw threads and the receiving threads before assembly.

Common Applications

  • Marine and offshore equipment assembly
  • Chemical processing plant installations
  • Food and beverage production machinery
  • Outdoor structural components
  • Wastewater treatment facilities

⚠️ Engineering Warnings

  • Always wear appropriate personal protective equipment (PPE) during installation, including safety glasses and gloves.
  • Ensure compatibility of mating materials to prevent galvanic corrosion, especially in harsh environments.

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, 316 Stainless Steel made from?

A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.

Q: What are the main applications?

A: Marine and offshore equipment assembly, Chemical processing plant installations, Food and beverage production machinery, Outdoor structural components, Wastewater treatment facilities.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 142mmAF33mm1/2"-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.