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NSN 5905-01-127-1977, 5905011271977
RESISTOR,VARIABLE,NONWIRE WOUND,

Federal Supply Classification
FSC 5905 - Resistors
National Item Identification Number
NIIN 011271977
Codification Country
United States
Item Name Code
INC 37407
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5905-01-127-1977

National Stock Number (NSN) 5905-01-127-1977, or NIIN 011271977, (resistor,variable,nonwire wound,) was assigned February 25, 1982 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 23, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 37407. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5905011271977 does not contain precious metals.

This NSN is associated to Schedule B 8533400080: variable resistors, including potentiometers, nesoi. The Schedule B End Use is listed as electric apparatus.

This information was last updated on .


Technical Characteristics

III CUBIC MEASURE
(CBME) 0.221 CUBIC INCHES
TERMINAL TYPE AND QUANTITY
(TTQY) 4 TURRET
TERMINAL LOCATION
(APXH) REAR END
TAP LOCATION FROM CCW TERMINAL PER SECTION IN DEG OF EFFECTIVE ELECTRICAL ROTATION
(CQCH) 336.0 SINGLE SECTION
UNDERCUT DIAMETER
(ABPA) 0.745 INCHES NOMINAL
UNDERCUT WIDTH
(ABPC) 0.0620 INCHES NOMINAL
RELIABILITY INDICATOR
(AARG) NOT ESTABLISHED
POWER DISSIPATION RATING PER SECTION IN WATTS
(CRGD) 1.0 FREE AIR SINGLE SECTION
PILOT LENGTH
(AAVM) 0.0300 INCHES MAXIMUM
PILOT DIAMETER
(AAVL) 0.2500 INCHES MINIMUM
PILOT DIAMETER RUNOUT
(AEGB) 0.001 INCHES
SHAFT STYLE
(AEDX) ROUND
SHAFT RUNOUT
(AEFZ) 0.001 INCHES
SHAFT RADIAL PLAY
(AEGC) 0.001 INCHES
SHAFT LENGTH
(ABXF) 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
SHAFT END PLAY
(AEFY) 0.005 INCHES
SHAFT DIAMETER
(ABWV) 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM
SHAFT BEARING TYPE
(AEDZ) BALL
SECTION QUANTITY
(AAPN) 1
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG
(CQCK) 360.0 NOMINAL
RESISTANCE TOLERANCE PER SECTION IN PERCENT
(CRSS) -10.0/+10.0 SINGLE SECTION
MAXIMUM STARTING TORQUE
(AEFK) 0.27 INCH-OUNCES
MAXIMUM RUNNING TORQUE
(AEFL) 0.27 INCH-OUNCES
LATERAL RUNOUT
(AEGA) 0.002 INCHES
MOUNTING METHOD
(AXGY) CLAMP RING
MOUNTING LIP DIAMETER
(AECZ) 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
MOUNTING LIP DEPTH
(AEDA) 0.0620 INCHES NOMINAL
FUNCTION CONFORMITY TOLERANCE PER SECTION
(CQFL) -0.15/+0.15 SINGLE SECTION
FUNCTION CONFORMITY PER SECTION
(CRGM) SINGLE SECTION INDEPENDENT LINEARITY
FUNCTION CHARACTERISTIC PER SECTION
(CSBX) SINGLE SECTION LINEAR
FRAGILITY FACTOR
(AFJN) MODERATELY RUGGED
FIXED TAP QUANTITY PER SECTION
(CRJS) 1 SINGLE SECTION
FEATURES PROVIDED
(CBBL) HUMIDITY PROOF
CUBIC MEASURE
(CBME) 0.221 CUBIC INCHES
BODY STYLE
(AAQL) CYLINDRICAL SERVO MOUNTED
BODY LENGTH
(ADAQ) 0.500 INCHES MAXIMUM
BODY DIAMETER
(ABPM) 0.875 INCHES NOMINAL
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER
(CQGN) 125.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER
(CSDH) 70.0 SINGLE SECTION
ACTUATOR TYPE
(AEFD) SINGLE SHAFT
ACTUATOR TRAVEL CONTROL FEATURE
(CRSX) CONTINUOUS MOTION
ELECTRICAL RESISTANCE PER SECTION
(CQCC) 6.0 KILOHMS SINGLE SECTION
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION
(AEFH) 320.0 NOMINAL

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