Genuine Whirlpool Agitator Dog Cam Repair Kit; part number 285811.
Includes the Cam Assembly, Thrust Washer, O-Ring Seal, 4 Dogs and instructions.
These dogs "bite" the top of the agitator to allow the agitator to grab in one direction and freely spin it in the opposite direction, when these wear the top of the agitator will spin freely in either direction.
The cam measures 2-1/4" tall.
Replacement for Numbers AP3138838 and PS334650.
This is a cam kit that fits specific Whirlpool manufactured Washing Machine Models including Kitchenaid, Roper and Kenmore.