24mm body (11.5mm body ht. to thread base)

Shaft: 6mm (almost 1/4") diameter x 8.5mm length, Round smooth, 300 degree rotation

Overall Thread Length: 0.256" (6.5mm), approximately 1/8" thickness left for mounting surface with nut and washer.

Thread Size 8mm x 0.75mm

Mounting hole size: 0.323" (little bigger than 5/16") for threads, 0.118 for anti rotation tip

Max. working 250V, 0.25W

Includes one nut and one washer

From bulk packaging, not in retail packaging.