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NSN 5905-00-491-9893

Nonwire Wound Variable Resistor

About this product

Cylindrical servo mounted body style, between 2.8740 inches and 2.8750 inches pilot diameter, between 0.0570 inches and 0.0670 inches pilot length, undercut diameter: between 2.874 inches and 2.875 inches .

Manufacturer part number SK2437SC for national stock number 5905004919893.

Datasheet

  • Product description

    Precision Nonwire Wound Variable Resistor NSN 5905-00-491-9893.

  • MPN or Model

    SK2437SC

  • Schedule B
    8533.40.0080 (Variable resistors, including potentiometers, nesoi)
  • NMF (National Motor Freight)
    062960 - Reostats/parts NOI
  • Unit Weight (Est.)
    0.5 lb
  • Section Quantity
    2
  • Body Style
    Cylindrical servo mounted
  • Reliability Indicator
    Not established
  • Pilot Diameter
    Between 2.8740 inches and 2.8750 inches
  • Pilot Length
    Between 0.0570 inches and 0.0670 inches
  • Undercut Diameter
    Between 2.874 inches and 2.875 inches
  • Undercut Width
    0.0730 inches
  • Body Diameter
    3.000 inches
  • Shaft Diameter
    0.249 inches
  • Shaft Length
    0.500 inches
  • Body Length
    1.250 inches
  • Mounting Lip Diameter
    3.0000 inches
  • Mounting Lip Depth
    Between 0.0870 inches and 0.0980 inches
  • Shaft Style
    Round, slotted
  • Actuator Type
    Single shaft
  • Effective Electrical Rotation In Deg Angular Rotation
    Between 348.0 and 352.0
  • Maximum Starting Torque
    2.75 inch-ounces
  • Maximum Running Torque
    1.00 inch-ounces
  • Shaft End Play
    0.005 inches
  • Shaft Runout
    0.001 inches
  • Lateral Runout
    0.003 inches
  • Pilot Diameter Runout
    0.001 inches
  • Mechanical Backlash In Deg Angular Rotation
    0.2
  • Terminal Location
    Radially positioned over more than half the circumference
  • Mounting Method
    Flange
  • Electrical Resistance Per Section
    150.0 percent, rated amperes c and better finish
  • Rotary Actuator Travel In Angular Deg
    Between 348.0 and 352.0
  • Function Conformity Tolerance Per Section
    -0.50/+0.50 all sections
  • Ambient Tempurature In Deg Celsius Per Section At Zero Percent Rated Power
    125.0 all sections
  • Power Dissipation Rating Per Section In Watts
    3.0 free air all sections
  • Function Conformity Per Section
    All sections independent linearity
  • Fixed Tap Quantity Per Section
    1 1st section
  • Tap Location Tolerance Per Section
    -3.0/+3.0 ohms 1st section
  • Resistance Tolerance Per Section In Percent
    -3.0/+3.0 all sections
  • Actuator Travel Control Feature
    Continuous motion
  • Tap Location From Ccw Terminal Per Section In Ohms
    75000.0 1st section
  • Function Characteristic Per Section
    All sections linear
  • Ambient Tempurature In Deg Celsius Per Section At Full Rated Power
    60.0 all sections
  • Terminal Type And Quantity
    7 turret
Precision Nonwire Wound Variable Resistor

A resistor in which a sliding or rolling contact moves over an exposed area of the resistive element to change the ohmic value of the output. The finctional tolerance (linearity) of the output is equal to or less than plus or minus 1 percent on linear outputs. Specified outputs such as sine, cosine, tangent, etc., shall be considered to be precision. For items having manually postioned taps designed to be set and fixed prior to use, see resistor, adjustable. For items with step by step variation, see rehostat and resistor, step by step. For tandem-mounted items designed to function together as an attenuator (and rated accordingly), see attenuator, variable. Excludes resistor (1), variable, wire wound, nonprecision; resistor (1), variable nonwire wound, nonprecision; and resistor (1), variable, wire wound, precision.

Mechanic Bill explains Nonwire Wound Variable Resistor

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NSN 5905004919893

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
SK2437SC Alliant Defense Electronics Systems
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