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Technical Data Sheet
PartsTable / COMPONENT / AP-40
AP-40 ✓ Verified by PartsTable
— · COMPONENT
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,NONWIRE WOUND,. Key specifications include angle: 40.0 DEGREES40.0 DEGREES, material: STEEL CORROSION RESISTING OVERALL, nominal_width: 0.500 INCHES0.500 INCHES IN, performance_type: STANDARD CAPACITYSTANDARD CAPACITY, special_features: HIGH PRESSURE, style_designator: PLAIN-TAPERED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-028-0078, 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
AP-40
NSN: 5977-00-028-0078
FSC: 5977
CAGE: 81848 — ROYAL ELECTRIC INC (USA)
SPECIFICATIONS
angle40.0 DEGREES40.0 DEGREES
materialSTEEL CORROSION RESISTING OVERALL
nominal_width0.500 INCHES0.500 INCHES IN
performance_typeSTANDARD CAPACITYSTANDARD CAPACITY
special_featuresHIGH PRESSURE
style_designatorPLAIN-TAPERED
cross-sectional_size4L
nominal_pitch_length41.300 INCHES41.300 INCHES IN
strengthening_featureFIBER CORD
end_item_identificationGRUMMAN A10 AIRCRAFTGRUMMAN A10 AIRCRAFT
environmental_protectionOIL RESISTANT AND OIL RESISTANT AND HEAT RESISTANT AND HEAT RESISTANT AND STATIC FREESTATIC FREE
overall_outside_diameter0.250 INCHES NOMINAL IN
NSN5977-00-028-0078
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN AP-40 MFR RESISTOR,VARIABLE,NONW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
023875Interchangeable
interchangeable cross-reference
interchangeable
56VA040SInterchangeable
interchangeable cross-reference
interchangeable
1A109Interchangeable
interchangeable cross-reference
interchangeable
AP40Interchangeable
interchangeable cross-reference
interchangeable
4L415Interchangeable
interchangeable cross-reference
interchangeable
716-029319Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AP-40?
AP-40 is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace AP-40?
There are 8 known substitutes for AP-40: 023875, 56VA040S, 1A109 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AP-40?
AP-40 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-028-0078. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026