Ball Bearing Screws | McMaster-Carr

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System of Measurement

Thread Size

Length

Component

Ball Screw with One Machined End

End Support

Nut

Roller Screw

Travel Distance per Turn

Nut Type

Material

Thread Direction

Diameter

Thread Pitch

Thread Type

Threading

Fastener Head Type

Number of Thread Starts

Center Height

Thread Spacing

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

For Load Direction

Combined Radial and Thrust

Radial

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

REACH

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Shaft Type

406 Products

Power Transmission

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

Ball Screw/Splines and Bearings

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

3 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

Fastening and Joining

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

162 products

Thumb Screws

Tighten and loosen by hand without the need for tools

20 products