Carbon film resistors-CR 
Electrical characteristics:
Exceptional long-term stability
Exceeds carbon comp MIL-R-11 performance
Standard tolerance: +/-2, +/-5%
Packing: bulk, strip pack, 26mm and 52mm tape and reel, cut and formed or radial pana
CR-12:
Power rating: 70 degrees Celsius 1/6; 1/8W, 1/4WS
Operating temperature range: -55 to +155 degrees Celsius
Maximum working voltage: 200V
Maximum overload voltage: 400V
Dielectric withstanding voltage (AC): 400V
Maximum intermittent overload voltage: 500V