SKU: HBG8ZY-38X112

3/8" x 1-1/2" Conquest Grade 8 Non-Serrated Flange Bolt - Zinc Yellow

3/8" x 1-1/2" Conquest Grade 8 Non-Serrated Flange Bolt - Zinc Yellow!

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SKU: HBG8ZY-38X112

3/8" x 1-1/2" Conquest Grade 8 Non-Serrated Flange Bolt - Zinc Yellow

$0.74
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Specifications

Diameter: 3/8"
Length: 1-1/2"
Thread Length: Fully Threaded
Thread Type: Coarse
Threads Per Inch: 16
Head Type: Hex Head
Material: Alloy Steel
Finish: Zinc Yellow
Type: Grade 8
Product Weight: 0.07 lbs.
Manufacturer Name: Conquest Fasteners
Quantity: 1
Additional Info: • SAE J429
• X9- ASTM Equivalent: A354 Grade BD
Description

3/8" x 1-1/2" Conquest Grade 8 Non-Serrated Flange Bolt With Yellow Zinc Finish

When pairing a nut with a hex bolt, the material and finish must match. If these do not match, the nut will not fit the bolt.

The 3/8" Conquest Grade 8 Non-Serrated Flange Bolt is engineered for strength and precision. Constructed from Grade 8 alloy steel and coated in a corrosion-resistant zinc yellow finish, this flange bolt is built for high-load industrial, automotive, and structural applications.

Built-In Flange. Surface-Safe. Reliable Under Load.

Its integrated flange spreads out clamping force, reducing the need for washers while protecting against material damage. With a non-serrated design under the head, it’s the go-to option for applications where surface marring is not acceptable or where bolts are seated in slotted holes.

Key Features

  • Grade 8 Alloy Steel: Maximum strength for critical fastening tasks.
  • Zinc Yellow Finish: Protects against corrosion while providing a clean, finished appearance.
  • Flange Head Design: Distributes load evenly, minimizing the risk of surface damage.
  • Non-Serrated Head: Ideal for use on painted, finished, or sensitive materials.
  • Thread Spec: Coarse thread, 16 threads per inch.

Common Applications

  • Structural steel framing and fabrication in construction or industrial settings
  • Heavy equipment assembly including loaders, lifts, and mechanical arms
  • Automotive chassis, suspension systems, and drivetrain components
  • Agricultural and industrial machinery installations
  • High-load bolting where vibration resistance and surface protection are critical

Installation Tips

  • Torque bolts to SAE J429 specifications to ensure proper preload and bolt performance
  • Use with Grade 8 nuts and hardened washers to maintain full tensile strength and load distribution
  • Avoid overtightening to protect mating surfaces, especially in slotted holes or precision applications
  • Inspect flange seating for flush contact to prevent loosening under vibration
  • Verify the bolt length provides full thread engagement without bottoming out

California Residents: WARNING

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× WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects and other reproductive harm. For more information visit: www.P65Warnings.ca.gov.

Customer Reviews

Based on 6 reviews
83%
(5)
17%
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G
Greg
Excellent bolts.

These bolts were exactly what I needed. The quality is superb and I received them very expeditiously. Very pleased with this purchase from Fasteners Plus.

E
Edward Stanclik
Flanged fasteners

FASTENERS ARE QUALITY PARTS SHIPPING WAS EXPENSIVE, BUT ARRIVED IN A TIMELY BASIS

N
Noel

Excellenr selection and service with good pricing