Description
Hex Head Cap Screws Grade 8 Steel Plain 7/8-9 x 3 1/2" (PT) are high-strength fasteners designed for demanding applications where reliability matters. These cap screws combine a hex head for easy drive with a robust Grade 8 steel core to handle heavy loads.
Finish: Plain (uncoated). Thread: 7/8-9 UNC. Length: 3 1/2 inches. Diameter: 7/8 inch. Grade: 8. This combination delivers excellent tensile strength and fatigue resistance in automotive, industrial, and equipment assemblies.
Specifications
- Diameter: 7/8 in
- Thread: 7/8-9 UNC
- Length: 3 1/2 in
- Finish: Plain (uncoated)
- Head style: Hex
- Material: Grade 8 steel
Applications
- Automotive assemblies and equipment
- Industrial machinery and heavy-duty mounting
- Construction and OEM applications requiring high strength
Why choose Grade 8 steel hex cap screws
- Exceptional strength and durability under heavy loads
- Reliable performance with a plain finish for cost-effective, non-coated use
- Compatible with standard hex drivers for straightforward installation and removal
Installation and care
Use the appropriate wrench or socket to tighten to the recommended torque for 7/8-9 UNC threads in Grade 8 steel. Ensure threads are clean and free of debris before installation. Inspect for signs of wear or galling over time and replace as needed to maintain fastening integrity.
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324