M2.5 Nuts | McMaster-Carr

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System of Measurement

Thread Size

Nut Type

Material

Height

Width

Thread Pitch

Hex Nut Profile

Thread Type

Finish

Zinc Yellow-Chromate Plated

Specifications Met

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Fastener Strength Grade/Class

Class 04

Class 6

Class 8

DFARS Specialty Metals

Thread Spacing

Length

Performance

RoHS

Compliant with Exemptions

Thread Direction

Thread Fit

Unified Standard Class 2A

Unified Standard Class 2B

Fastener Strength Rating

Color

REACH

Drive Style

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

Yes

Export Control Classification Number (ECCN)

EAR99

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313 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

21 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

4 products

Square Nuts

Flat sides won’t spin in channels and square holes

1 product

Slotted Round Nuts

Fasten with a screwdriver in tight spots where there's no room for a wrench

1 product

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

7 products

Coupling Nuts

Connect and extend threaded rods

6 products

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

2 products

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

20 products

Threaded Inserts

Create new threads or repair stripped threads

58 products

Standoffs

Separate, position, or connect components in assemblies

88 products

Thread Adapters

Join threads of a different type, size, and gender

105 products

Press-Fit Nut Installation Tools

Everything you need to install press-fit nuts by hand

1 product