Carriage Bolt, Round Head, Square Neck, Steel, Grade 5, Zinc Plated, 3/8"-16, 3 in L, 25 PK MPN:U08320.037.0300
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In Stock
Free Shipping
In Stock
SKU
510-G9980914
Carriage Bolt, Round Head, Square Neck, Steel, Grade 5, Zinc Plated, 3/8"-16, 3 in L, 25 PK
This high-quality carriage bolt is perfect for a variety of applications, including building construction, furniture assembly, and machinery repair. The round head and square neck provide a secure hold in wood, while the zinc-plated finish resists corrosion and ensures a long-lasting performance. With a tensile strength of 120,000 psi, this Grade 5 steel bolt can withstand heavy loads and stresses. The 3/8in-16 thread size and 3-inch length make it suitable for a wide range of uses, from securing decking to assembling cabinets. Order in bulk and receive 25 pieces per pack for added convenience and efficiency.
Top product features:
- Round head design provides a smooth surface for countersinking and finishing
- Square neck design allows for easy installation and provides a secure fit in square holes
- Zinc plating provides corrosion resistance and a durable finish
Top product applications:
- Deck building
- Furniture assembly
- Fence construction
Carriage Bolt, Inch, Neck Type Square, Basic Material Steel, Material Grade Grade 5, Fastener Finish Zinc Plated, Dia./Thread Size 3/8 In.-16, Fastener Length 3 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNC (Coarse), ASME B18.5, Drill Size 3/8 in, Head Dia. 0.782 in to 0.844 in, Head Height 13/64 in, Head Type Round, Square Height 0.188 in to 0.219 in, Square Width 0.368 in to 0.388 in, Tensile Strength 120,000 psi, Package Quantity 25
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 5.00
- Package Width: 4.00
- Package Height: 2.00
- Package Weight: 2.34
Product info last updated on March 13, 2026 4:34am UTC
Category: Screws and Bolts