4448CH8L 7/16"-20X3" Hex Cap Screws Grade 8 Fine Zinc-Yellow - ECHO

The 4448CH8L 7/16"-20X3" Hex Cap Screws are Grade 8 fasteners designed for heavy-duty applications. With a fine thread pitch, these screws provide superior holding power and are ideal for use in high-stress environments. The zinc-yellow finish enhances corrosion resistance, making them suitable for outdoor use. Complying with industry standards, these screws are perfect for automotive, construction, and machinery applications, ensuring reliability and performance in critical fastening tasks.

Description

BBI Cap Screw, Partially Threaded, Measurement System: Imperial, 7/16-20 Thread, 3 in Length Under Head, 8 Grade, Alloy Steel, Zinc Yellow Bake CR+6, UNF Thread, 9/32 in H Head, Hex Head, 150000 psi Tensile Strength, Material Specification: ASTM B633-Fe, Zn5 Type 2, 7/16 in Shank, 33 to 39 HRC Hardness

Applications:

For machinery and constructions

Standards/Approval:

• ASME/ANSI B18.2.1

Diameter - Thread Size	7/16-20
Finish	Zinc Yellow Bake CR+6
Grade	8
Hardness	33 to 39 HRC
Head Size	9/32 in H
Head Type	Hex
Length Under Head	3 in
Material	Alloy Steel
Material Specification	ASTM B633-Fe, Zn5 Type 2
Measurement System	Imperial
Shank Size	7/16 in
Tensile Strength	150000 psi
Thread Type	UNF
Type	Partially Threaded
Manufacturer	BBI

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