Description
Premco: 9/16-12X4 Bolt P21 appears to refer to a Grade 8 hex head cap screw, commonly used in heavy-duty applications like hydraulic systems or dump pumps
Bolt Specifications:
Size: 9/16″-12 thread, 4 inches long
Thread Type: Coarse
Material: Grade 8 steel (high strength)
Finish: Often zinc yellow or plain finish
Tensile Strength: ~150,000 PSI
Common Use: Heavy-duty mechanical assemblies, such as Permco dump pumps
Reviews
There are no reviews yet.