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Technical Data Sheet
PartsTable / MRO / 20403-2
20403-2 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 TUNER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include length: 32.0 MILLIMETERS NOMINAL MM, material: STEEL CORROSION RESISTING OVERALL, head_style: FILLISTER COUNTERSUNK, tooth_form: STANDARD, pitch_radius: 0.5000 INCHES NOMINAL IN, head_diameter: 6.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5820-00-464-4140, 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→ 20403-2
NSN: 5820-00-464-4140
FSC: 5820
CAGE: 14632 — DRS SIGNAL SOLUTIONS, INC. (USA)
SPECIFICATIONS
length32.0 MILLIMETERS NOMINAL MM
materialSTEEL CORROSION RESISTING OVERALL
head_styleFILLISTER COUNTERSUNK
tooth_formSTANDARD
pitch_radius0.5000 INCHES NOMINAL IN
head_diameter6.0 MILLIMETERS NOMINAL MM
component_nameINPUT ASSEMBLY, IFF CONTROL
inclosure_typeENCASED
overall_length33.000 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
teeth_quantity86
special_featuresCONSISTS OF FIVE 10 PIN CYLINDRICAL CONNECTORS AND ONE HEADER CONNECTOR
NSN5820-00-464-4140
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TUNER,RADIO FREQUENCY TITLE COMPONENT PN 20403-2 MFR TUNER,RADIO FREQUENCY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
204032Interchangeable
interchangeable cross-reference
interchangeable
536164AInterchangeable
interchangeable cross-reference
interchangeable
00-2040-032-00Interchangeable
interchangeable cross-reference
interchangeable
204.032Interchangeable
interchangeable cross-reference
interchangeable
204.32Interchangeable
interchangeable cross-reference
interchangeable
96-0547Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20403-2?
20403-2 is a TUNER,RADIO FREQUENCY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20403-2?
There are 10 known substitutes for 20403-2: 204032, 536164A, 00-2040-032-00 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20403-2?
20403-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5820-00-464-4140. 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