Kirby 505-562 Series Motor Field Coil - 1 Speed Nilotron Tip: inspect the hose regularly

Tip: inspect the hose regularly and replace it at the first sign of suction loss

Geared belts provide consistent brush roll speed without the stretching that affects flat belts

When the base cracks or the brush roll stops spinning or runs noisily

Verify the part matches your low-voltage handle before ordering so it seats securely

Kirby 505-562 Series Motor Field Coil - 1 Speed Nilotron Tip: inspect the hose regularlyThis single speed motor field coil (Part #103960) fits vintage Kirby uprights spanning the 505 through the Sanitronic VII. The field coil generates the electromagnetic field that drives the motor armature, so it sits at the heart of the machine's power. When a field coil fails, a classic Kirby either will not start or runs with badly reduced suction, since the motor loses the magnetic field it needs to spin. Fitting the correct single speed coil