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642AS7957 — RESISTOR,VARIABLE,WIRE WOUND,NON

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

642AS7957: RESISTOR,VARIABLE,WIRE WOUND,NON.

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include body_style: RECTANGULAR, body_width: 0.145 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_height: 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, body_length: 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, shaft_style: ROUND, SLOTTED, shaft_length: 0.050 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5905-01-071-4577, 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→ 642AS7957
NSN: 5905-01-071-4577
FSC: 5905 — Resistor
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
body_styleRECTANGULAR
body_width0.145 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_height0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
body_length0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
shaft_styleROUND, SLOTTED
shaft_length0.050 INCHES MAXIMUM IN
actuator_typeSINGLE SHAFT
shaft_diameter0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.300 INCHES MINIMUM IN
fragility_factorMODERATELY DELICATE
section_quantity1
NSN5905-01-071-4577
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN 642AS7957 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
ELECTRICAL RESISTANCE PER SECTION: 20.0 OHMS SINGLE SECTION
•
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 150.0 SINGLE SECTION
•
SECTION QUANTITY: 1
•
SHAFT DIAMETER: 0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
FRAGILITY FACTOR: MODERATELY DELICATE
•
BODY STYLE: RECTANGULAR
•
TERMINAL LENGTH: 0.300 INCHES MINIMUM IN
•
MOUNTING METHOD: TERMINAL
TECHNICAL CHARACTERISTICS
ELECTRICAL RESISTANCE PER SECTION20.0 OHMS SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER150.0 SINGLE SECTION
SECTION QUANTITY1
SHAFT DIAMETER0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
FRAGILITY FACTORMODERATELY DELICATE
BODY STYLERECTANGULAR
TERMINAL LENGTH0.300 INCHES MINIMUM IN
MOUNTING METHODTERMINAL
BODY WIDTH0.145 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
BODY HEIGHT0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM 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 642AS7957?
642AS7957 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 642AS7957?
642AS7957 is cataloged in the U.S. Government catalog under NSN 5905-01-071-4577. This indicates validated use in U.S. government and defense supply chains.
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