B251-10-9

Technical Characteristics

• Mode Of Oscillation

  third overtone and fifth overtone

• Style Designator

  rectangular body, gull wing

• Equivalent Resistance Value In Ohms

  30.0 nominal

• Circuit Resonance

  series resonance

• Drive Level Rating

  1.0 milliwatts minimum and 2.0 milliwatts nominal and 2.4 milliwatts maximum

• Terminal Length

  0.250 inches maximum

• Center To Center Distance Between Terminals

  0.184 nominal mils and 0.200 nominal centimeters

• Overall Width

  0.435 inches maximum

• Specified Frequency

  53.750 megahertz

• Frequency Tolerance For Operating Temp In Percent

  -0.005/+0.005 and -0.0010/+0.0010

• Overall Thickness

  0.183 inches maximum

• Terminal Diameter

  0.184 inches minimum and 0.200 inches maximum

• Body Width

  0.402 inches maximum

• Operating Temp Range

  +0.0/+75.0 deg celsius

• Holder Cover Material

  metal or glass

• Body Length

  0.530 inches maximum

• Overall Length

  0.780 inches maximum

• Body Thickness

  0.150 inches maximum