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1856939 — RESISTOR,VARIABLE,WIRE WOUND,PRE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1856939: RESISTOR,VARIABLE,WIRE WOUND,PRE.

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include body_style: CYLINDRICAL SERVO MOUNTED, body_length: 1.250 INCHES NOMINAL IN, shaft_style: ROUND, pilot_length: 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN, shaft_length: 0.662 INCHES MINIMUM AND 0.682 INCHES MAXIMUM IN, shaft_runout: 0.001 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5905-00-903-0624, 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→ 1856939
NSN: 5905-00-903-0624
NIINs: 009030624, 016199519
FSC: 5905 — Resistor
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
body_styleCYLINDRICAL SERVO MOUNTED
body_length1.250 INCHES NOMINAL IN
shaft_styleROUND
pilot_length0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
shaft_length0.662 INCHES MINIMUM AND 0.682 INCHES MAXIMUM IN
shaft_runout0.001 INCHES IN
actuator_typeSINGLE SHAFT
body_diameter1.750 INCHES NOMINAL IN
lateral_runout0.002 INCHES IN
overall_length1.922 INCHES NOMINAL IN
pilot_diameter1.5610 INCHES MINIMUM AND 1.5620 INCHES MAXIMUM IN
shaft_diameter0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN5905-00-903-0624
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,PRE TITLE COMPONENT PN 1856939 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
BODY DIAMETER: 1.750 INCHES NOMINAL IN
•
LATERAL RUNOUT: 0.002 INCHES IN
•
ELECTRICAL RESISTANCE PER SECTION: 10.0 KILOHMS SINGLE SECTION
•
MOUNTING LIP DEPTH: 0.0880 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM IN
•
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 125.0 SINGLE SECTION
•
UNDERCUT WIDTH: 0.0730 INCHES MINIMUM IN
•
SECTION QUANTITY: 1
•
SHAFT DIAMETER: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
BODY DIAMETER1.750 INCHES NOMINAL IN
LATERAL RUNOUT0.002 INCHES IN
ELECTRICAL RESISTANCE PER SECTION10.0 KILOHMS SINGLE SECTION
MOUNTING LIP DEPTH0.0880 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM IN
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER125.0 SINGLE SECTION
UNDERCUT WIDTH0.0730 INCHES MINIMUM IN
SECTION QUANTITY1
SHAFT DIAMETER0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
UNDERCUT DIAMETER1.625 INCHES MAXIMUM IN
FUNCTION CHARACTERISTIC PER SECTIONSINGLE SECTION LINEAR
SUBSTITUTES & CROSS-REFERENCES 4
28W1-2152Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AP18C71Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST18S113CReference document
Same NSN cross-reference
Reference document — Secondary reference
1002326Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1856939?
1856939 is a RESISTOR,VARIABLE,WIRE WOUND,PRE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1856939?
There are 4 known substitutes for 1856939: 28W1-2152, AP18C71, ST18S113C and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1856939?
1856939 is cataloged in the U.S. Government catalog under NSN 5905-00-903-0624. This indicates validated use in U.S. government and defense supply chains.
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