5/16-18x1-1/2" Hex Cap Screws, Grade 8, ECHO Group Inc

The 5/16-18x1-1/2" Hex Cap Screws from ECHO Group Inc are Grade 8 fasteners, known for their high tensile strength and durability. Made from alloy steel with a zinc-yellow finish, these screws are designed for heavy-duty applications. Their coarse threads provide excellent grip, making them suitable for various mechanical assemblies. These screws meet stringent industry standards, ensuring reliability in demanding environments.

Description

BBI Cap Screw, Partially Threaded, Measurement System: Imperial, 5/16-18 Thread, 1-1/2 in Length Under Head, 8 Grade, Alloy Steel, Zinc Yellow Bake CR+6, UNC Thread, 13/64 in H Head, Hex Head, 150000 psi Tensile Strength, Material Specification: ASTM B633-Fe, Zn5 Type 2, 5/16 in Shank, 33 to 39 HRC Hardness

Applications:

For machinery and constructions

Standards/Approval:

• ASME/ANSI B18.2.1

Diameter - Thread Size	5/16-18
Finish	Zinc Yellow Bake CR+6
Grade	8
Hardness	33 to 39 HRC
Head Size	13/64 in H
Head Type	Hex
Length Under Head	1-1/2 in
Material	Alloy Steel
Material Specification	ASTM B633-Fe, Zn5 Type 2
Measurement System	Imperial
Shank Size	5/16 in
Tensile Strength	150000 psi
Thread Type	UNC
Type	Partially Threaded
Manufacturer	BBI

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