For Singer models 4611, 4613,4617, 4623, 6234, 6235,6238, 6267, 6268, 7000, 7005, 7037, 7043, 7050, 7060, 9113, 9117, 9124, 9133, 9137, 9143, 9217, 9224, 9240, 9417, 9900

Outside diameter: 25.7mm - Height: 9.3mm - Axis diamter 3.4mm