Carriage Bolt, Square Neck, 5/16"-18, 2-1/4 in L, Steel, Grade 2, Zinc Plated, 100 PK MPN:U08305.031.0225
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In Stock
Free Shipping
In Stock
SKU
510-G0971442
Carriage Bolt, Square Neck, 5/16"-18, 2-1/4 in L, Steel, Grade 2, Zinc Plated, 100 PK
This heavy-duty carriage bolt is designed for demanding applications, featuring a square neck for added strength and a zinc-plated finish for corrosion resistance. With a tensile strength of 74,000 psi, it can withstand heavy loads and stresses. Suitable for use with Grade 2 zinc nuts, this bolt is ideal for construction, manufacturing, and heavy industry projects. Its right-hand thread and UNC (coarse) thread type ensure secure fastening, while the drill size and head dimensions make it easy to install. Available in a pack of 100, this bolt is a reliable choice for professionals and DIYers alike.
Top product features:
- Square neck design for easy installation in pre-drilled holes
- Right-hand thread for secure fastening
- Zinc-plated finish for corrosion resistance
Top product applications:
- Furniture assembly
- Deck building
- Woodworking projects
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 2 1/4 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 100
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: 5.03
Product info last updated on April 5, 2026 2:48pm UTC
Category: Screws and Bolts