Grade 5 Nuts | McMaster-Carr

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Fastener Strength Grade/Class

Material

System of Measurement

Thread Size

Finish

Cadmium Yellow-Chromate Plated

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Phosphate Coated

Zinc Plated

Zinc Yellow-Chromate Plated

Nut Type

Hex Nut Profile

Width

Height

Thread Direction

Thread Type

Thread Spacing

Specifications Met

Fastener Strength Rating

Thread Fit

Unified Standard Class 2A

Unified Standard Class 2B

Locking Type

Thread Pitch

Color

DFARS Specialty Metals

Length

REACH

RoHS

Compliant with Exemptions

Component

Drive Style

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

Yes

Export Control Classification Number (ECCN)

EAR99

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607 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

281 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

128 products

Flange Nuts

The flange distributes pressure, so you don't need a washer

53 products

Square Nuts

Flat sides won’t spin in channels and square holes

42 products

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

14 products

Coupling Nuts

Connect and extend threaded rods

27 products

Cap Nuts

Cover and protect threads while adding a finished look; also known as acorn nuts

13 products

Hex Head Screws

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

22 products

Power Transmission

Lead Screws

Pair with lead screw nuts to move components in a straight line

27 products