Woodruff Key, 3/16 x 3/4 in Key Size, 9 SAE Number

Zoro Select MPN WKI0180075-100P C-1035 Steel Keys & Keystock

This Woodruff Key has a key size of 3/16 x 3/4 inches and an SAE Number of 9. Its Rockwell Hardness of B90 and Tensile Strength of 72,000 PSI indicate its material strength. It is used to secure rotating machine elements to a shaft, preventing relative motion.

Specifications

Height	0.0625 in
Key Size	3/16 x 3/4 in
Length	0.735 in
Length Tolerance	0.730 to 0.740 in
Rockwell Hardness	B90
SAE Number	9
Tensile Strength	72,000 PSI

About keys & keystock

Woodruff Key, 3/16 x 3/4 in Key Size, 9 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.

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