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Brass U-Bolt 3" Pipe | 1.66" W x 4.11" L | 1/2"-13 Thread

Expert Overview

Engineered for robust pipe support, this 3" Brass U-Bolt provides superior corrosion resistance in demanding environments. Its precise dimensions ensure secure, long-lasting pipe attachment.

StandardASTM A106
MaterialBrass
FinishPlain
GradeN/A
Inside Width ( A)1.66"
Inside Length ( B)4.11"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this U-bolt is manufactured from solid brass, offering exceptional resistance to corrosion, especially in marine, chemical processing, and sanitary applications. Designed to securely fasten 3" nominal pipe, it features an inside width (A) of 1.66 inches and an inside length (B) of 4.11 inches, accommodating standard pipe O.D. The 1/2"-13 UNC threads are precision-rolled for maximum thread engagement and tensile strength, ensuring a reliable and secure connection in vibration-prone or high-stress installations. This component is ideal for applications where non-sparking and non-magnetic properties are also 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.

3MEst. 1902
USA🇺🇸
"Science applied to life."
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🏆 Global Innovation Leader
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Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
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🏆 #1 Global Adhesives
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🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
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Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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🚀 US Military Approved
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🛡️ Lifetime Return Policy
Green Manufacturing
🌱 Sustainable Logistics
Certified:ISO 9001 Compliant

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Position the U-bolt around the 3" pipe and through the mounting surface or bracket. 2. Thread the included nuts onto the U-bolt legs, hand-tightening initially. 3. Use appropriate wrenches to tighten the nuts evenly, ensuring the pipe is securely clamped without over-compression.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries 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 a steel U-bolt in a corrosive environment, leading to premature failure.Always select brass or other corrosion-resistant materials for environments prone to moisture, chemicals, or saltwater.
Over-tightening the nuts, which can deform the pipe or the U-bolt.Tighten nuts evenly and firmly, ensuring a secure grip without excessive force. Refer to torque specifications if available.

Common Applications

  • Marine piping systems
  • Chemical processing equipment support
  • Sanitary plumbing and food-grade installations
  • Non-sparking environments

⚠️ Engineering Warnings

  • Ensure the U-bolt material is compatible with the fluid or environment it will be exposed to.
  • Verify that the U-bolt dimensions are appropriate for the specific pipe size and mounting application.

Alternative Products to Consider

Premium U-Bolts equivalentHigher corrosion resistance (316 SS)
Economy U-Bolts optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Brass U-Bolt, 3" Pipe made from?

A: This Brass U-Bolt, 3" Pipe is manufactured from Brass.

Q: What are the main applications?

A: Marine piping systems, Chemical processing equipment support, Sanitary plumbing and food-grade installations, Non-sparking environments.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.66"B4.11"C1-1/4"Thread: 1/2"-13 | Both Legs2 Hex Nuts Included

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.