Nonprecision Wire Wound Variable Resistor

Features

Specifications

• Section Quantity:
  1
• Body Style:
  Cylindrical bushing mounted
• Reliability Indicator:
  Not established
• First Flat Length:
  1.969 inches
• Flat Height:
  Between 0.211 inches and 0.221 inches
• Body Diameter:
  1.680 inches
• Shaft Diameter:
  Between 0.248 inches and 0.251 inches
• Shaft Length:
  Between 2.453 inches and 2.547 inches
• Mounting Bushing Length:
  Between 0.328 inches and 0.422 inches
• Body Length:
  1.410 inches
• Overall Diameter:
  2.260 inches
• Shaft Style:
  Round, flatted
• Shaft Bearing Type:
  Sleeve
• Actuator Type:
  Single shaft
• Maximum Starting Torque:
  40.00 inch-ounces
• Maximum Stop Torque:
  240.00 inch-ounces
• Nonturn Device Location:
  At 12 oclock
• Nonturn Device Radius:
  Between 0.485 inches and 0.515 inches
• Fragility Factor:
  Moderately rugged
• Screw Thread Diameter:
  0.375 inches
• Screw Thread Series Designator:
  Unef
• Screw Thready Qty Per Inch (tpi):
  32.0
• Terminal Location:
  Radially positioned over less than half the circumference
• Mounting Method:
  Standard bushing
• Features Provided:
  Humidity proof
• Electrical Resistance Per Section:
  25.0 ohms single section
• Rotary Actuator Travel In Angular Deg:
  Between 275.0 and 305.0
• Ambient Tempurature In Deg Celsius Per Section At Zero Percent Rated Power:
  340.0 single section
• Power Dissipation Rating Per Section In Watts:
  25.0 heat sink single section
• Resistance Tolerance Per Section In Percent:
  -10.0/+10.0 single section
• Resistance Tolerance Per Section In Percent:
  -10.0 to 10.0 single section
• Actuator Travel Control Feature:
  Stops
• Ambient Tempurature In Deg Celsius Per Section At Full Rated Power:
  25.0 single section
• Standard Taper Curve Per Section:
  A single section
• Test Data Document:
  81349-mil-r-22 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
• Terminal Type And Quantity:
  3 tab, solder lug
• Specification Data:
  81349-mil-r-22/3 government specification
• Federal Supply Class (fsc):
  Resistors
• National Stock Number (nsn):
  5905-00-191-5680