Woodruff Key, 1/4 x 1-1/8 in Key Size, 18 SAE Number

Zoro Select MPN WWG-WKC-018 C-1035 Steel Keys & Keystock

This Woodruff Key has a key size of 1/4 x 1-1/8 inch and an SAE Number of 18. It has a Rockwell Hardness of B90 and a tensile strength of 72,000 PSI. This key is used to secure components to a rotating shaft, preventing relative motion.

Specifications

Height	0.469 in
Key Size	1/4 x 1-1/8 in
Length	1.125 in
Length Tolerance	+0.000 to -0.010
Rockwell Hardness	B90
SAE Number	18
Tensile Strength	72,000 PSI

About keys & keystock

Woodruff Key, 1/4 x 1-1/8 in Key Size, 18 SAE Number is listed under Keys & Keystock — square, rectangular, woodruff keys and keystock bar. Keys and keystock are essential mechanical components used to prevent relative rotation between a shaft and a rotating machine element such as a gear, pulley, or coupling. They transmit torque by fitting into keyways machined into both the shaft and the hub.

Compare this against other keys & keystock, or search the full index for equivalents from other manufacturers.