| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Packaging | Product Status | Usage | Type | Shape | Outline | Thickness | Material | Adhesive | Backing, Carrier | Color | Thermal Resistivity | Thermal Conductivity | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|   | 4667THERM PAD 42.04X27MM Keystone Electronics | 258 |  |   Datasheet | - | Bulk | Active | TO-3 | Die-Cut Pad, Sheet | Rhombus | 42.04mm x 27.00mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4656THERM PAD 31.75MMX31.75MM Keystone Electronics | 830 |  |   Datasheet | - | Bulk | Obsolete | TO-36 | Die-Cut Pad, Sheet | Square | 31.75mm x 31.75mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4661THERM PAD 39.67X26.67MM Keystone Electronics | 665 |  |   Datasheet | - | Bulk | Active | TO-3 | Die-Cut Pad, Sheet | Rhombus | 39.67mm x 26.67mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4655THERM PAD 28.58MMX28.58MM Keystone Electronics | 4,957 |  |   Datasheet | - | Bulk | Obsolete | TO-36 | Die-Cut Pad, Sheet | Square | 28.58mm x 28.58mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4652THERM PAD 39.62X26.67MM Keystone Electronics | 4,292 |  |   Datasheet | - | Bulk | Active | TO-3 | Die-Cut Pad, Sheet | Rhombus | 39.62mm x 26.67mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4653THERM PAD 42.04X27MM Keystone Electronics | 4,919 |  |   Datasheet | - | Bulk | Active | TO-3 | Die-Cut Pad, Sheet | Rhombus | 42.04mm x 27.00mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4668THERM PAD 13.97MM DIA Keystone Electronics | 1,955 |  |   Datasheet | - | Bulk | Obsolete | - | Pad, Sheet | Round | 13.97mm Dia | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4669THERM PAD 22.1MMX22.1MM Keystone Electronics | 4,269 |  |   Datasheet | - | Bulk | Obsolete | - | Pad, Sheet | Square | 22.10mm x 22.10mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4660THERM PAD 40.39X26.97MM Keystone Electronics | 4,570 |  |   Datasheet | - | Bulk | Obsolete | TO-3 | Die-Cut Pad, Sheet | Rhombus | 40.39mm x 26.97mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - | 
|   | 4664THERM PAD 38.1X19.05MM Keystone Electronics | 3,467 |  |   Datasheet | - | Bulk | Active | TO-66 | Die-Cut Pad, Sheet | Rhombus | 38.10mm x 19.05mm | 0.0030" (0.076mm) | Mica | - | - | - | - | - |