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997256-8 — RESISTOR,VARIABLE,WIRE WOUND,PRE

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

997256-8: RESISTOR,VARIABLE,WIRE WOUND,PRE.

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include body_style: CYLINDRICAL SERVO MOUNTED, body_length: 2.200 INCHES MAXIMUM IN, shaft_style: ROUND, SLOTTED, bearing_type: BALL SHAFT, pilot_length: 0.0600 INCHES NOMINAL IN, shaft_length: 0.600 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5905-00-320-0650, 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→ 997256-8
NSN: 5905-00-320-0650
FSC: 5905 — Resistor
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
body_styleCYLINDRICAL SERVO MOUNTED
body_length2.200 INCHES MAXIMUM IN
shaft_styleROUND, SLOTTED
bearing_typeBALL SHAFT
pilot_length0.0600 INCHES NOMINAL IN
shaft_length0.600 INCHES NOMINAL IN
shaft_runout0.001 INCHES IN
actuator_typeSINGLE SHAFT
body_diameter2.000 INCHES NOMINAL IN
lateral_runout0.001 INCHES IN
pilot_diameter1.8770 INCHES MAXIMUM IN
shaft_diameter0.250 INCHES NOMINAL IN
NSN5905-00-320-0650
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,PRE TITLE COMPONENT PN 997256-8 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
BODY DIAMETER: 2.000 INCHES NOMINAL IN
•
SCREW THREAD QUANTITY PER INCH: 24.0
•
LATERAL RUNOUT: 0.001 INCHES IN
•
ELECTRICAL RESISTANCE PER SECTION: 9.5 KILOHMS SINGLE SECTION
•
MOUNTING LIP DEPTH: 0.0600 INCHES NOMINAL IN
•
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 120.0 SINGLE SECTION
•
UNDERCUT WIDTH: 0.0600 INCHES NOMINAL IN
•
SECTION QUANTITY: 1
TECHNICAL CHARACTERISTICS
BODY DIAMETER2.000 INCHES NOMINAL IN
SCREW THREAD QUANTITY PER INCH24.0
LATERAL RUNOUT0.001 INCHES IN
ELECTRICAL RESISTANCE PER SECTION9.5 KILOHMS SINGLE SECTION
MOUNTING LIP DEPTH0.0600 INCHES NOMINAL IN
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER120.0 SINGLE SECTION
UNDERCUT WIDTH0.0600 INCHES NOMINAL IN
SECTION QUANTITY1
MOUNTING FACILITY QUANTITY2
SHAFT DIAMETER0.250 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5905 — Resistor
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5905-00-000-0136 5905-00-000-0488 5905-00-000-8809 5905-00-000-8833 5905-00-000-9526 5905-00-001-1342 5905-00-001-1573 5905-00-001-2059
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 997256-8?
997256-8 is a RESISTOR,VARIABLE,WIRE WOUND,PRE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 997256-8?
997256-8 is cataloged in the U.S. Government catalog under NSN 5905-00-320-0650. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.