Grade 8, 5/16"-18 Hex Head Cap Screw, Zinc Yellow Steel, 2-1/4 in L, 50 PK

The ZORO SELECT - U04104.031.0225 is a Hex Head Cap Screw, a type of fastener with a hexagonal-shaped head used in various industrial applications. This product adheres to the ASME B18.2.1 dimensional standards and SAE J429 material quality standards, which are commonly recognized in industrial applications.

• Drive: The external hex drive requires a wrench or socket for installation or removal.
• Fastener Length: With a length of 2-1/4 inches, this is an indication of its potential depth of insertion into materials.
• Finish: Zinc Yellow finish is intended to improve durability, corrosion resistance and aesthetic appeal.
• Globally Sourced: Procured from international manufacturers providing diverse range of quality and price options.
• Material: Constructed from steel; the properties of this material may impact strength, durability and application suitability.
• Material Grade/Class: Conforms to Grade 8 standard; this grade is often associated with certain strength properties in industrial contexts.
• Tensile Strength: Has a tensile strength rating of 150,000 psi; such ratings typically relate to the amount of pulling stress that could potentially be withstood before failure
• Thread Direction & Size: Right hand thread direction tightens clockwise; thread size is 5/16"-18 indicating fit with corresponding nuts or holes