Grade 5 Bolts | McMaster-Carr

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System of Measurement

Thread Size

Length

Fastener Strength Grade/Class

ASTM Grade A325

ASTM Grade A490

Finish

Corrosion-Resistant Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Threading

Partially Threaded

Fastener Head Type

Material

Head Width

Thread Spacing

Thread Direction

Thread Type

Head Height

Specifications Met

Drive Style

External Square

Screw Features

Screw Size

DFARS Specialty Metals

Thread Fit

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Color

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

RoHS

Locking Type

Component

REACH

Export Control Classification Number (ECCN)

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1,620 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

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

Carriage Bolts

A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut

Square Head Screws

Square Head Screws

Turn the large flat sides with a wrench into square holes that stop further rotation

Plow Bolts

The head sits flush with countersunk holes while the bolt stays in place when tightening a nut

Elevator Bolts

Create a flush joint to allow movement in tight spaces such as grain elevators and belting systems

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

Power Transmission

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

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