Hello, here is a group lot of New Old Stock Harowe Servo Controls Synchro Resolvers Qty 4. Type: 11BRW-300-B1.

These have a shaft diameter of about 0.120" and a shaft length if about 0.325" long. The end of the shaft has a slot that is approximately 0.030" wide.

There are two sets of wires that come from the base. The main group has 4 wires colored Red, Blue, Black, and Yellow. The second group has two wires colored Red with White stripe, and Yellow with White stripe.

Feel free to contact me with any questions or for further information. Thanks for looking and have a good day.