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PartsTable / COMPONENT / C54390
C54390 ✓ 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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include length: 0.281 INCHES NOMINAL SQUARE END IN, material: STEEL OVERALL, thread_length: 0.938 INCHES NOMINAL IN, overall_length: 2.375 INCHES NOMINAL IN, shank_diameter: 0.220 INCHES NOMINAL IN, style_designator: STRAIGHT FLUTE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-966-5977, 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
C54390
NSN: 5136-00-966-5977
FSC: 5136
CAGE: 60NQ9 — GREENFIELD INDUSTRIES INC (USA)
SPECIFICATIONS
length0.281 INCHES NOMINAL SQUARE END IN
materialSTEEL OVERALL
thread_length0.938 INCHES NOMINAL IN
flute_quantity4
overall_length2.375 INCHES NOMINAL IN
shank_diameter0.220 INCHES NOMINAL IN
style_designatorSTRAIGHT FLUTE
thread_directionRIGHT-HAND
thread_structureREGULAR
width_across_flats0.165 INCHES NOMINAL IN
starting_chamfer_typePLUG
thread_forming_methodGROUND
NSN5136-00-966-5977
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN C54390 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
THREAD PITCH DIAMETERS: +0.1938 TO 0.1943 INCHES IN
•
THREAD LENGTH: 0.938 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 0.165 INCHES NOMINAL IN
•
STARTING CHAMFER TYPE: PLUG
•
THREAD STRUCTURE: REGULAR
•
THREAD FORMING METHOD: GROUND
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.216-28 UNF
TECHNICAL CHARACTERISTICS (FLIS)
THREAD PITCH DIAMETERS+0.1938 TO 0.1943 INCHES IN
THREAD LENGTH0.938 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.165 INCHES NOMINAL IN
STARTING CHAMFER TYPEPLUG
OVERALL LENGTH2.375 INCHES NOMINAL IN
THREAD STRUCTUREREGULAR
THREAD FORMING METHODGROUND
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.216-28 UNF
STYLE DESIGNATORSTRAIGHT FLUTE
FLUTE QUANTITY4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
11703Interchangeable
interchangeable cross-reference
interchangeable
207-22-00-10Interchangeable
interchangeable cross-reference
interchangeable
15391Interchangeable
interchangeable cross-reference
interchangeable
0117030000Interchangeable
interchangeable cross-reference
interchangeable
A997CPC30AInterchangeable
interchangeable cross-reference
interchangeable
35518PC14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C54390?
C54390 is a FILTER,RADIO FREQUENCY INTERFERE.
What parts can replace C54390?
There are 19 known substitutes for C54390: 11703, 207-22-00-10, 15391 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C54390?
C54390 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-966-5977. 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