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M19 x 29mm Brass Hex Head Cap Screw

Expert Overview

Engineered for superior corrosion resistance and electrical conductivity, this M19 x 29mm brass hex head cap screw offers a durable and aesthetically pleasing fastening solution for demanding environments.

StandardISO 9001
MaterialBrass
FinishZinc Plated
GradeN/A
SizeM19
Length29mm
Head Width7mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this M19 x 29mm brass hex head cap screw features a nominal diameter of 19mm and a length of 29mm, with a head width of 7mm. Constructed from high-grade brass (typically UNS C36000 or equivalent), it exhibits excellent machinability, moderate strength, and superior resistance to corrosion, particularly in marine and humid environments. Its non-magnetic properties make it suitable for sensitive electrical and electronic applications. The hex drive ensures reliable torque transfer for secure assembly.

🧊 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 tool (e.g., hex key or socket wrench) matching the 7mm head width. 2. Ensure the mating threads are clean and free from obstructions. 3. Thread the cap screw by hand to verify proper engagement before applying torque. 4. Tighten to the specified torque value, avoiding over-tightening to prevent thread damage or 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

Chemical Composition

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using excessive force, leading to stripped threads or material fatigue.Always adhere to recommended torque specifications and utilize a torque wrench for precise tightening.
Using incompatible tools (e.g., incorrect hex key size) leading to cam-out and potential damage to the head.Ensure the hex key or socket wrench precisely fits the 7mm head width for optimal engagement.

Common Applications

  • Marine hardware and fittings
  • Electrical connectors and terminals
  • Decorative and architectural elements
  • Hobbyist and DIY projects requiring corrosion resistance

⚠️ Engineering Warnings

  • Brass is a softer material than steel; avoid applications requiring high tensile strength or shear strength.
  • While corrosion-resistant, brass can still be affected by certain aggressive chemicals; verify compatibility for specific 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, Brass made from?

A: This Hex Head Cap Screw, Brass is manufactured from Brass.

Q: What are the main applications?

A: Marine hardware and fittings, Electrical connectors and terminals, Decorative and architectural elements, Hobbyist and DIY projects requiring corrosion resistance.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 29mmAF7mm1/2"-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.