Heavy Hex | McMaster-Carr

Filter by

System of Measurement

Thread Size

Fastener Strength Grade/Class

ASTM Grade B8SH

ASTM Grade B8MSH

ASTM Grade A325

ASTM Grade A490

Length

Material

Stainless Steel

Grip Length

Threading

Partially Threaded

Finish

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Hex Nut Profile

Specifications Met

Nut Type

Width

Head Width

Thread Type

Height

Thread Direction

Thread Spacing

Thread Fit

Metric Class 6g

Metric Class 6H

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

Performance

Corrosion Resistant

Seize Resistant

Vibration Resistant

Fastener Strength Rating

DFARS Specialty Metals

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Thread Length

How can we improve?

1,366 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

Hex Nuts

Handle most general fastening needs

Locknuts

Hold fasteners in place to prevent loosening from vibration

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)