Pre Wire Wound Variable Resistor

55-20-2352

55-20-2352
(NSN) National Stock Number
5905-00-064-1230
Federal Supply Classification
5905 Resistor
Item Name Code
37408
Schedule B Code
8533390080
Summary

1 section quantity, cylindrical servo mounted body style, not established reliability indicator, 1.9360 inches minimum and 1.9370 inches maximum pilot diameter, 0.0290 inches minimum and 0.0320 inches maximum pilot length, 1.217 inches minimum and 1.260 inches maximum overall length

DAC HCC DMIL RNCC
5 - - C
RNVC SADC MSDS RNAAC
1 AB - SB
Identification

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 functional tolerance (linearity) of the output is equal to or less than plus or munus 1 percent on linear outputs. Specified outputs such as sine, cosine, tangent, and the like, shall be considered to be precision. For items having manually positioned taps designed to be set and fixed prior to use, see resistor, adjustable, for items with step by step variation, see rheostat 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, nonwire wound; nonprecision; resistor(1), variable, nonwire wound, precision; and resistor (1), variable, wire wound, nonprecision.

INC FIIG Concept Condition
37408 A002A0 1 1
Specifications
Section Quantity
1
Details The number of individual elements.
Body Style
cylindrical servo mounted
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the body.
Reliability Indicator
not established
Details An indication that the level of probability that an item will operate without failure,at a specified rated capability,at a specified temperature,and for a specified period of time,has been established by testing random samples of production lot.
Pilot Diameter
1.9360 inches minimum and 1.9370 inches maximum
Details The length of a straight line which passes through the center of that portion used to guide the item and terminates at the circumference.
Pilot Length
0.0290 inches minimum and 0.0320 inches maximum
Details The length of the pilot,which is the unthreaded portion beyond the thread used to guide the item.
Overall Length
1.217 inches minimum and 1.260 inches maximum
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Undercut Diameter
1.9375 inches minimum and 1.9385 inches maximum
Details None.
Undercut Width
0.0700 inches minimum and 0.0900 inches maximum
Details None.
Body Diameter
1.990 inches minimum and 2.010 inches maximum
Details The length of a straight line which passes through the center of the body,and terminates at the circumference.
Shaft Diameter
0.250 inches maximum
Details The length of a straight line which passes through the center of a shaft,and terminates at the circumference.
Shaft Length
0.198 inches minimum and 0.218 inches maximum
Details A measurement of the longest dimension of the shaft,in distinction from width.
Body Length
0.990 inches minimum and 1.010 inches maximum
Details A measurement of the longest dimension of the body,in distinction from width.
Overall Diameter
2.099 inches minimum and 2.151 inches maximum
Details A measurement of the longest straight line across a circular cross-sectional plane.
Mounting Lip Diameter
1.9900 inches minimum and 2.0100 inches maximum
Details None.
Mounting Lip Depth
0.0680 inches minimum and 0.0850 inches maximum
Details None.
Shaft Style
round
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the shaft.
Shaft Bearing Type
bearing
Details Indicates the type of shaft bearing/s/ furnished.
Actuator Type
single shaft
Details Indicates the type of facility or arrangement provided for moving the variable contact(s).
Effective Electrical Rotation In Deg Angular Rotation
319.0 minimum and 321.0 maximum
Details That part of the total rotational travel of the actuator that produces a change in output,expressed in degree angular rotation.
Maximum Starting Torque
0.60 inch-ounces
Details The maximum amount of turning force required to initiate the actuator movement.
Shaft End Play
0.006 inches
Details The total axial excursion of the shaft measured at the end of the shaft with a specified axial load applied alternately in the opposite directions.
Lateral Runout
0.001 inches
Details The perpendicularity of the mounting surface,with respect to the rotational axis of the shaft,and measured on the mounting surface at a specified distance from the outside edge of the mounting surface,when the shaft is held fixed and the body of the item is rotated with specified loads applied radially and axially to the body of the item.
Pilot Diameter Runout
0.001 inches
Details The eccentricity of the pilot diameter with respect to the rotational axis of the shaft and measured on the pilot diameter when the shaft is held and the body of the item is rotated while a specified load is applied radially to the body.
Terminal Location
radially positioned over less than half the circumference
Details The position of the terminal/s/ for making connection to an item.please use mrc cqtm in place of this discontinued mrc.
Mounting Method
clamp ring
Details The means of attaching the item.
Electrical Resistance Per Section
500.0 ohms single section
Details A measure of the opposition to the flow of direct or alternating current per section.
Rotary Actuator Travel In Angular Deg
360.0 nominal
Details The measurement of the rotary mechanical motion of the actuating shaft of an item,expressed in degrees.
Function Conformity Tolerance Per Section
-0.50 to 0.50 single section
Details The permissible range per section by which the actual value of resistance or voltage at any specified point may deviate from the theoretical value for the linear or nonlinear function,expressed as a minus and plus percent.
Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power
105.0 single section
Details The ambient temperature at which the power dissipation of each section is derated to zero percent of the full rated power.
Temp Coefficient Of Resistance Per Section In Ppm Per Deg Celsius
-30.0 to 30.0 single section
Details A constant that represents the proportionate change in resistance caused by a change in temperature per section,expressed in parts per million per degree celsius.
Power Dissipation Rating Per Section In Watts
4.0 free air single section
Details The maximum amount of electrical energy that can be expended per section,expressed in watts.
Function Conformity Per Section
single section independent linearity
Details The fidelity of the relationship between the actual function characteristics and the theoretical function per section.
Resistance Tolerance Per Section In Percent
-1.0 to 1.0 single section
Details The limits of permissible variation in the electrical resistance value per section of an item from its rated value,expressed in percent.
Actuator Travel Control Feature
continuous motion
Details The feature that controls the actuator travel.
Function Characteristic Per Section
single section linear
Details The specified mathematical relation per section between the terminal resistance,or output ratio,and the rotation of the actuator.
Ambient Temp In Deg Celsius Per Section At Full Rated Power
40.0 single section
Details The ambient temperature,expressed in degrees celsius,of the medium surrounding each section at which it can be operated continuously at full rated power.
Test Data Document
81349-mil-r-8903 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", "nominal", etc.).
Details The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.
Terminal Type And Quantity
12 solder stud
Details Indicates the type and number of terminals for providing electrical connection.
Specification/Standard Data
81349-mil-r-8903 government specification
Details The document designator of the specification or standard which established the item of supply.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
RVBC-2-S-7237 18065 5 - C 1 - SB
245373 36378 6 - C 1 - ZF
MIL-R-8903 81349 E - 4 1 - ZZ
RRL16A501 81349 3 - 2 2 - TX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U B -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
35140 - P -
RVC WCC TCC SHC
- 72D 3 9

What's Included?

  • Certificate of Conformity
  • QC Inspection prior to shipping
  • On time delivery
  • Friendly service to back every order
Manufacturer
BOWMAR/TIC INC SUB OF BOWMAR INSTRUMENT CORP
CAGE: 99957
NEWBURY PARK , CA , 91319
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5905-00-064-1230
What is the NIIN of the NSN 5905-00-064-1230?
The National Item Identification Number (NIIN) of the NSN 5905-00-064-1230 is 00-064-1230
When the NSN 5905-00-064-1230 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 5905-00-064-1230 contain any precious metals?
Type/content is unknown
Does the NSN 5905-00-064-1230 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5905-00-064-1230?
ESD sensitivity

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