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Technical Data Sheet
HD-40A ✓ 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

The RESISTOR,FIXED,WIRE WOUND is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, teeth_type: SINGLE HELIX, helix_angle: 0.7500 DEGREES, pitch_diameter: 1.1784 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 3020-01-425-9558, 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
HD-40A
NSN: 3020-01-425-9558
FSC: 3020
CAGE: 00328 — DESIGNATRONICS INCORPORATED DIV STERLING INSTRUMENTS DIV (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
teeth_typeSINGLE HELIX
helix_angle0.7500 DEGREES
pitch_diameter1.1784 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity40
tooth_directionRIGHT
style_designatorPROTRUDING HUB
attachment_methodMOUNTING HOLE
surface_treatmentANODIZE OVERALL
NSN3020-01-425-9558
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,WIRE WOUND TITLE COMPONENT PN HD-40A MFR RESISTOR,FIXED,WIRE WO
KEY FEATURES
TEETH QUANTITY: 40
FURNISHED ITEMS AND QUANTITY: 1 SETSCREW
FACE NOMINAL WIDTH: 0.187 INCHES IN
PITCH DIAMETER: 1.1784 INCHES NOMINAL IN
BODY STYLE: PLAIN, SOLID
ATTACHMENT METHOD: MOUNTING HOLE
MATERIAL: ALUMINUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION2320-01-123-1610
TEETH QUANTITY40
FURNISHED ITEMS AND QUANTITY1 SETSCREW
FACE NOMINAL WIDTH0.187 INCHES IN
PITCH DIAMETER1.1784 INCHES NOMINAL IN
BODY STYLEPLAIN, SOLID
ATTACHMENT METHODMOUNTING HOLE
MATERIALALUMINUM OVERALL
BORE STYLEPLAIN BOTH ENDS
MOUNTING HOLE THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH HUB FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
KC1000Interchangeable
interchangeable cross-reference
interchangeable
RE3-2491Interchangeable
interchangeable cross-reference
interchangeable
HG10Interchangeable
interchangeable cross-reference
interchangeable
413818Interchangeable
interchangeable cross-reference
interchangeable
112916Interchangeable
interchangeable cross-reference
interchangeable
413960Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HD-40A?
HD-40A is a RESISTOR,FIXED,WIRE WOUND.
What parts can replace HD-40A?
There are 11 known substitutes for HD-40A: KC1000, RE3-2491, HG10 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HD-40A?
HD-40A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-425-9558. This indicates validated use in U.S. government and defense supply chains.
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