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Brass U-Bolt for 4" Pipe - 4.81" L x 2.88" W

Expert Overview

This robust brass U-bolt is engineered for secure and reliable pipe support. Featuring a 4-inch nominal pipe size designation, it offers superior corrosion resistance, ideal for demanding environments.

StandardASTM A106
MaterialBrass
FinishZinc Plated
GradeN/A
Inside Width ( A)2.88"
Inside Length ( B)4.81"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this Brass U-Bolt is precisely manufactured to secure 4" nominal pipe sizes. It features an inside width (A) of 2.88 inches and an inside length (B) of 4.81 inches, accommodating standard pipe wall thicknesses. The 1/2"-13 UNC thread size ensures secure fastening with compatible nuts and washers. Constructed from high-quality brass, it exhibits excellent resistance to corrosion, making it suitable for marine, plumbing, and other environments exposed to moisture or aggressive substances. Its robust design guarantees long-term structural integrity and dependable pipe support.

🧊 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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🌱 100% Renewable Energy HQ
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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🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
Market Rank
🏆 #1 Industrial Supply Standard
Industry Approvals
🚀 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 4" pipe, ensuring it straddles the pipe securely. 2. Thread the two nuts onto the U-bolt's ends, tightening them evenly against the mounting surface. 3. Continue tightening the nuts alternately until the pipe is firmly secured and does not shift.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using the wrong size U-bolt for the pipe.Always verify the nominal pipe size and measure the actual pipe diameter to select the correctly sized U-bolt.
Overtightening the nuts, which can deform the pipe or the U-bolt.Tighten nuts evenly and firmly until the pipe is secured, but avoid excessive force. Periodic checks for tightness are recommended.

Common Applications

  • Plumbing and pipe support systems
  • Marine and offshore installations
  • Industrial fluid conveyance

⚠️ Engineering Warnings

  • Ensure compatibility of mounting hardware (nuts and washers) with the 1/2"-13 thread size.
  • For critical applications, consult engineering specifications and load ratings to confirm suitability.

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, 4" Pipe made from?

A: This Brass U-Bolt, 4" Pipe is manufactured from Brass.

Q: What are the main applications?

A: Plumbing and pipe support systems, Marine and offshore installations, Industrial fluid conveyance.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.88"B4.81"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.