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NSN 5905-00-139-9921, 5905001399921
Cancelled -> Replaced by 5905010922836

Federal Supply Classification
FSC 5905 - Resistors
National Item Identification Number
NIIN 001399921
Codification Country
United States
Item Name Code
INC 37405
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.
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DLMS® Summary

National Stock Number 5905-00-139-9921

National Stock Number (NSN) 5905-00-139-9921, or NIIN 001399921, (resistor,variable,nonwire wound,) was assigned September 1, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5905010922836.

There are 7 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 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 fairly common among different weapons systems, belonging to 13 different platforms.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 1,032. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 03, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 37405. [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), IF GIVEN, OF THE OUTPUT IS GREATER THAN PLUS OR MINUS 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, WIRE WOUND, NONPRECISION; RESISTOR (1), VARIABLE, NONWIRE WOUND PRECISION; 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 5905001399921 contains an unknown precious metal.

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 OVERALL LENGTH
(ABHP) 0.625 INCHES NOMINAL
RESISTANCE TOLERANCE PER SECTION IN PERCENT
(CRSS) -10.0/+10.0 SINGLE SECTION
STANDARD TAPER CURVE PER SECTION
(CSDL) A SINGLE SECTION
ACTUATOR TRAVEL CONTROL FEATURE
(CRSX) STOPS
ACTUATOR TYPE
(AEFD) FLUSH DRIVE WITH SLOT-HOLE
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER
(CSDH) 70.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER
(CQGN) 125.0 SINGLE SECTION
BODY HEIGHT
(ADAU) 0.250 INCHES NOMINAL
BODY LENGTH
(ADAQ) 0.250 INCHES NOMINAL
BODY STYLE
(AAQL) RECTANGULAR
BODY WIDTH
(ADAT) 0.250 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN CENTER TERMINAL AND OUTSIDE TERMINAL
(CQCM) 0.100 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS
(AEHT) 0.200 INCHES NOMINAL
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION
(AEFH) 300.0 NOMINAL
ELECTRICAL RESISTANCE PER SECTION
(CQCC) 1.0 KILOHMS SINGLE SECTION
MAXIMUM RUNNING TORQUE
(AEFL) 0.10 INCH-OUNCES
MAXIMUM STARTING TORQUE
(AEFK) 5.00 INCH-OUNCES
MAXIMUM STOP TORQUE
(AEFM) 96.00 INCH-OUNCES
MOUNTING METHOD
(AXGY) TERMINAL
OVERALL HEIGHT
(ABKW) 0.250 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 0.625 INCHES NOMINAL
OVERALL WIDTH
(ABMK) 0.250 INCHES NOMINAL
POWER DISSIPATION RATING PER SECTION IN WATTS
(CRGD) 0.5 FREE AIR SINGLE SECTION
RELIABILITY INDICATOR
(AARG) NOT ESTABLISHED
RESISTANCE TOLERANCE PER SECTION IN PERCENT
(CRSS) -10.0 TO 10.0 SINGLE SECTION
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG
(CQCK) 300.0 NOMINAL
SECTION QUANTITY
(AAPN) 1
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS
(CRFJ) -250.0 TO 250.0 SINGLE SECTION
TERMINAL LENGTH
(ABJT) 0.375 INCHES NOMINAL
TERMINAL LOCATION
(CQTM) LOWER ADJACENT SIDE SINGLE ROW
TERMINAL TYPE AND QUANTITY
(TTQY) 3 PIN
UNABLE TO DECODE
(APXH) UNABLE TO DECODE
UNABLE TO DECODE
(CSDL) UNABLE TO DECODE
III OVERALL HEIGHT
(ABKW) 0.250 INCHES NOMINAL
III OVERALL WIDTH
(ABMK) 0.250 INCHES NOMINAL
TERMINAL LOCATION
(APXH) LOWER ADJACENT SIDE SINGLE ROW
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS
(CRFJ) -250.0/+250.0 SINGLE SECTION

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