Truck Lamps (Sealed Beam Lamp) For tractor, Flood, Headlamp And Military Applications. Truck Lamps (Sealed Beam Lamp) For tractor, Flood, Headlamp And Military Applications. ITEMPrimary Application Design Voits Design Watts Center Beam Intensity LifeBase Filament PAR36 Bulb 114mm(41/2in)DIAMETER4511Tractor6.2V30W2,300300ScrewC-64510Tractor Flood,Emergency Bldg Lighting6.4V25W800300ScrewC- ...