PartsTable
Technical Data Sheet
A4320 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include body_style: CYLINDRICAL BUSHING MOUNTED, body_width: 1.050 INCHES NOMINAL IN, body_height: 0.350 INCHES NOMINAL IN, body_length: 1.560 INCHES NOMINAL IN, shaft_style: ROUND, shaft_length: 3.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-985-3863, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL A4320
NSN: 5905-00-985-3863
FSC: 5905
CAGE: 12697 — CLAROSTAT SENSORS AND CONTROLS (USA)
SPECIFICATIONS
body_styleCYLINDRICAL BUSHING MOUNTED
body_width1.050 INCHES NOMINAL IN
body_height0.350 INCHES NOMINAL IN
body_length1.560 INCHES NOMINAL IN
shaft_styleROUND
shaft_length3.000 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
body_diameter1.125 INCHES NOMINAL IN
shaft_diameter0.187 INCHES NOMINAL IN
mounting_methodSTANDARD BUSHING
section_quantity1
special_featuresOUTPUT VOLTAGE 18.0 VDC PORM 0.7 VDC AT 1.0 AMP DC VDC
NSN5905-00-985-3863
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN A4320 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
ACTUATOR TYPE: SINGLE SHAFT
BODY LENGTH: 0.562 INCHES NOMINAL IN
SHAFT STYLE: ROUND
TEMP COEFFICIENT OF RESISTANCE WIRE PER SECTION IN PPM PER DEG CELSIUS: -400.0 TO 400.0 SINGLE SECTION
RESISTANCE TOLERANCE PER SECTION IN PERCENT: -10.0 TO 10.0 SINGLE SECTION
TERMINAL LOCATION: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER: 40.0 SINGLE SECTION
POWER DISSIPATION RATING PER SECTION IN WATTS: 2.0 FREE AIR SINGLE SECTION
TECHNICAL CHARACTERISTICS (FLIS)
ACTUATOR TYPESINGLE SHAFT
BODY LENGTH0.562 INCHES NOMINAL IN
SHAFT STYLEROUND
TEMP COEFFICIENT OF RESISTANCE WIRE PER SECTION IN PPM PER DEG CELSIUS-400.0 TO 400.0 SINGLE SECTION
RESISTANCE TOLERANCE PER SECTION IN PERCENT-10.0 TO 10.0 SINGLE SECTION
TERMINAL LOCATIONRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER40.0 SINGLE SECTION
POWER DISSIPATION RATING PER SECTION IN WATTS2.0 FREE AIR SINGLE SECTION
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG300.0 NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
7818KMQBInterchangeable
interchangeable cross-reference
interchangeable
LM340K-18Interchangeable
interchangeable cross-reference
interchangeable
3461250Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A4320?
A4320 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace A4320?
There are 3 known substitutes for A4320: 7818KMQB, LM340K-18, 3461250. Substitute compatibility should be verified for your specific system.
What is the NSN for A4320?
A4320 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-985-3863. This indicates validated use in U.S. government and defense supply chains.
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