Acme Mounting Flanges | McMaster-Carr

	System of Measurement System of Measurement

Inch

Metric

	Thread Size Thread Size

	Thread Type Thread Type

Acme

Rounded Acme

Metric Rounded
Trapezoidal

Metric Trapezoidal

	Nut Type Nut Type


Flange	Externally Threaded

	Component Component


Nut	Flange

	Thread Direction Thread Direction


Right Hand	Left Hand

	Diameter Diameter

	Length Length

	Material Material

Plastic

Bronze

Brass

	Number of Thread Starts Number of Thread Starts

	Travel Distance per Turn Travel Distance per Turn

	Flange Material Flange Material

	Flange Diameter Flange Diameter

	Speed Ratio Speed Ratio

	Thread Pitch Thread Pitch

	Flange Thickness Flange Thickness

	Number of Mounting Holes Number of Mounting Holes

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Tensile Strength Tensile Strength

	Dynamic Thrust Load Capacity Dynamic Thrust Load Capacity

6,000 lbs. or greater

Not Rated

	Flange Hardness Flange Hardness

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

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175 Products

Selecting Compatible Lead Screws and Nuts

Fast-Travel Ultra-Precision Lead Screws and Nuts

Multiple thread channels (also known as thread starts) create faster linear travel than lead screws with a single thread start.

Ultra-Precision Lead Screws and Nuts

Also known as single-start and self-locking lead screws and nuts, these have a single thread that runs the length of the screw. The nut travels only when the screw turns, so your system won't unexpectedly move when the lead screw is at rest.

Metric Fast-Travel Ultra-Precision
Lead Screws and Nuts

Multiple thread channels (also known as thread starts) create faster linear travel than lead screws with a single thread start.

Metric Ultra-Precision Lead Screws and Nuts

Fast-Travel Precision Acme Lead Screws and Nuts

Multiple thread channels (also known as thread starts) create faster linear travel than lead screws with a single thread start.

Flanges for Precision Acme Nuts

Combine with an externally threaded acme nut to create a custom flange nut.

Precision Acme Lead Screws and Nuts

Metric Precision Lead Screws and Nuts

Also known as trapezoidal-thread lead screws and nuts.

Acme Lead Screws and Nuts

Found in hand-powered clamps, vises, grates, doors, and work tables, lead screws and nuts have broad, square threads that are well suited for quick assembly, high clamping forces, and lifting and lowering heavy objects.

Metric Lead Screws and Nuts

These metric lead screws and nuts have broad, square threads that are well suited for quick assembly, high clamping forces, and lifting and lowering heavy objects. They're commonly found in hand-powered clamps, vises, grates, doors, and work tables.

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Selecting Compatible Lead Screws and Nuts

Lead Screws and Screw Jacks