Alloy Steel Lead Screws | McMaster-Carr

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System of Measurement

Thread Size

Component

Ball Screw with One Machined End

Length

Nut Type

Travel Distance per Turn

Thread Direction

Diameter

Threading

Material

1018 Low-Carbon Steel

Thread Type

For Load Direction

Combined Radial and Thrust

Root Diameter

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

Number of Thread Starts

Center Height

Shaft Type

Fastener Strength Grade/Class

ASTM Grade B7

Shaft Diameter

1/2"

Tensile Strength

20,000 psi to 39,999 psi

40,000 psi to 99,999 psi

100,000 psi or greater

REACH

Compliant

Not Compliant

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

Yes

RoHS

Compliant

DFARS Specialty Metals

Exempt

Not Compliant

Export Control Classification Number (ECCN)

EAR99

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How can we improve?

342 Products

Power Transmission

Ball Screws and Nuts

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

149 products

End Supports for Ball Screws and Precision Lead Screws

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

13 products

Lead Screws

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

158 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

Material Handling

Jacks

Lift, hold, push, and position heavy objects

14 products