300-8331 ARP Fasteners Nut 12 Point
300-8331 ARP Fasteners Nut 12 Point
Available in stock (55)
300-8331 ARP Fasteners Nut 12 Point
Introducing the 300-8331 ARP Fasteners Nut 12 Point, engineered for exceptional performance and reliability. Designed to meet the high standards of excellence that ARP is known for, these nuts are an essential addition to your toolkit.
Key Features:
- Premium Construction: Made from aerospace quality materials, these nuts are available in 8740 chrome moly steel or ARP 300 Series stainless steel.
- High Tensile Strength: Rated at 180,000 PSI, ensuring durability and performance in demanding applications.
- Versatile Design: Offered in both thick wall versions for optimum strength and rigidity, and thin wall versions for tight spaces.
- Finish: Black oxide finish for the chrome moly steel nuts, while stainless steel nuts are polished to a brilliant luster.
- Multiple Packaging Options: Available in 1 piece bulk, 2 piece, and 10 piece packages to suit your needs.
Specifications:
- Type: 12 Point
- Thread Size: 5/16 Inch-24
- Socket Size: 3/8 Inch
- Tensile Strength: 180,000 Pounds Per Square Inch
- Material: Chrome Moly Steel
- Quantity: Set of 10
With a limited 90-day warranty, you can trust the ARP Fasteners Nut 12 Point to deliver top-tier quality and performance. Upgrade your hardware collection today and experience the difference in strength and reliability!
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

