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Nylon U-Bolt 4" Pipe | Corrosion-Resistant Fastener

Expert Overview

Engineered from high-strength nylon, this U-bolt offers superior corrosion resistance and electrical insulation for 4" pipe applications. Its robust design ensures secure and reliable fastening in harsh conditions.

StandardASME B18
MaterialNylon
FinishPassivated
GradeN/A
Inside Width ( A)1.39"
Inside Length ( B)3.35"
Thread Size1/2"-13

Detailed Engineering Specifications

Designed for demanding industrial environments, this Nylon U-Bolt is constructed from a high-performance polyamide, offering exceptional resistance to chemical corrosion, moisture, and UV degradation. The precise dimensions of 1.39" inside width (A) and 3.35" inside length (B) are optimized for a secure fit around standard 4" nominal pipes. Featuring a robust 1/2"-13 thread size, it provides substantial load-bearing capacity while maintaining its non-conductive properties, making it ideal for applications where galvanic corrosion or electrical hazards are a concern.

🧊 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 4" pipe, ensuring the legs straddle the pipe evenly. 2. Place the accompanying crossbar or plate across the U-bolt legs. 3. Thread the nuts onto the U-bolt legs and tighten them evenly to the specified torque, ensuring a secure but not overly compressed fit.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
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

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
Over-tightening the nylon nuts, which can deform the bolt and reduce its load-bearing capacity.Tighten nuts to the manufacturer-recommended torque specification, using a torque wrench for accuracy.
Using the wrong size U-bolt for the pipe diameter, leading to a loose or damaged installation.Always verify the pipe's nominal outer diameter and select a U-bolt with matching inside dimensions.

Common Applications

  • Chemical processing plants
  • Wastewater treatment facilities
  • Electrical conduit support

⚠️ Engineering Warnings

  • Maximum operating temperature of nylon should not be exceeded to maintain material integrity.
  • Avoid continuous exposure to strong oxidizing agents or acids, which may degrade nylon over time.

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 Nylon U-Bolt, 4" Pipe made from?

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

Q: What are the main applications?

A: Chemical processing plants, Wastewater treatment facilities, Electrical conduit support.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.39"B3.35"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.