Carriage Bolt, Square Neck, 5/16"-18, 5 in L, Steel, Grade 2, Zinc Plated, 50 PK MPN:U08305.031.0500
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In Stock
Free Shipping
In Stock
SKU
510-G1436696
Carriage Bolt, Square Neck, 5/16"-18, 5 in L, Steel, Grade 2, Zinc Plated, 50 PK
Take your projects to the next level with our high-quality Carriage Bolts! Ideal for a variety of applications, including building, construction, and DIY projects, these bolts offer exceptional strength and durability. With a tensile strength of 74,000 psi, they can withstand heavy loads and resist corrosion thanks to their zinc-plated finish. The square neck design provides a secure fit in square holes, while the right-hand thread ensures easy installation. Perfect for use with Grade 2 zinc nuts, these carriage bolts are a must-have for any serious builder or contractor. Order in bulk and save with our 50-pack option!
Top product features:
- Right-hand thread for easy installation
- Zinc plated finish for corrosion resistance
- Square neck for secure fit in square holes
Top product applications:
- Deck building
- Furniture assembly
- Cabinetry
Carriage Bolt, Inch, Neck Type Square, Basic Material Steel, Material Grade Grade A, Fastener Finish Zinc Plated, Dia./Thread Size 5/16 In.-18, Fastener Length 5 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNC (Coarse), ASME B18.5, Drill Size 21/64 in, Head Dia. 0.688 in, Head Height 11/64 in, Head Type Round, Square Height 0.156 in, Square Width 0.307 in, Tensile Strength 74,000 psi, For Use With Grade 2 Zinc Nuts, Package Quantity 50
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: 12.99
- Package Width: 6.77
- Package Height: 1.00
- Package Weight: 4.76
Product info last updated on February 2, 2026 4:44pm UTC
Category: Screws and Bolts