Lead Screws | McMaster-Carr

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System of Measurement

Thread Size

Component

Ball Screw with One Machined End

Length

Nut Type

Thread Direction

Right Hand and Left Hand

Travel Distance per Turn

Material

Thread Type

Metric Rounded Trapezoidal

Thread Pitch

Number of Thread Starts

Diameter

Threading

Speed Ratio

Thread Fit

Metric Trapezoidal Class 7e

Metric Trapezoidal Class 7H

Metric Trapezoidal Class 8e

Shaft Type

Tensile Strength

10,000 psi to 19,999 psi

20,000 psi to 39,999 psi

40,000 psi to 99,999 psi

100,000 psi or greater

Hardness

Dynamic Thrust Load Capacity

Less than 1,000 lb.

1,000 lb. to 1,999 lb.

2,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. or greater

Not Rated

REACH

Compliant

Not Compliant

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

Yes

RoHS

Compliant

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Shaft Diameter

Performance

2,331 Products

Power Transmission

Precision Lead Screws and Nuts

Pair with a motor for accurate starts and stops in automated motion and positioning applications

976 products

Lead Screws and Nuts

Move components in a straight line in clamping and heavy duty lifting and lowering applications

838 products

Ball Screws and Nuts

Provide smooth travel where high speeds, accurate positioning, and repeatable movement are required

205 products

End Supports for Ball Screws and Precision Lead Screws

Brace and secure the ends of ball screws and precision lead screws

16 products

Precision Lead Screw Nut Flanges

Pair with precision lead screw nuts to make custom flange nuts that move items along lead screws

18 products

Lead Screw Collars

Position components and limit travel along a lead screw

55 products

Ball Screw/Splines and Bearings

Transmit rotary power, move loads along the shaft, or do both at once

3 products

Stepper Motors

The motor shaft turns in small, equal increments for precise positioning

76 products

Roller Screws and Nuts

Create more points of contact to handle much higher loads than ball screws and nuts of the same size

8 products

Linear Drive Nuts

Create a linear positioning system on a rotary shaft without a lead screw

3 products

Electric Actuators

Push and pull loads with more precise positioning than air and hydraulic cylinders

8 products

Material Handling

Jacks

Lift, hold, push, and position heavy objects

142 products