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Technical Data Sheet
PartsTable / COMPONENT / M5423/09-09
M5423/09-09 ✓ 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 M5423/09-09 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-140-3241, 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
M5423/09-09
NSN: 5930-00-140-3241
FSC: 5930
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM5423/09-09
NSN5930-00-140-3241
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available M5423/09-09 TITLE COMPONENT PN M5423/09-09 MFR M5423/09-09
KEY FEATURES
•
STYLE DESIGNATOR: THRU-HOLE
•
THREAD SERIES: UNEF
•
FSC APPLICATION DATA: SWITCH,ROTARY.
•
TEST DATA DOCUMENT: 81349-MIL-B-5423 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
BASE THREAD LOCATION: INTERNAL
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
WIDTH ACROSS FLATS: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE BODY
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORTHRU-HOLE
THREAD SERIESUNEF
FSC APPLICATION DATASWITCH,ROTARY.
TEST DATA DOCUMENT81349-MIL-B-5423 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
BASE THREAD LOCATIONINTERNAL
NOMINAL THREAD SIZE0.250 INCHES IN
WIDTH ACROSS FLATS0.375 INCHES NOMINAL IN
MATERIALRUBBER SILICONE BODY
THREAD QUANTITY PER INCH32
SPECIFICATION/STANDARD DATA81349-MIL-B-5423/9 GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
MILB5423-9Interchangeable
interchangeable cross-reference
interchangeable
M5423/09-11Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-5423/9Interchangeable
interchangeable cross-reference
interchangeable
N9030X1/4RFIInterchangeable
interchangeable cross-reference
interchangeable
M5423/09-08Interchangeable
interchangeable cross-reference
interchangeable
N909U1-4RF1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M5423/09-09?
M5423/09-09 is a M5423/09-09.
What parts can replace M5423/09-09?
There are 25 known substitutes for M5423/09-09: MILB5423-9, M5423/09-11, MIL-DTL-5423/9 and 22 more. Substitute compatibility should be verified for your specific system.
Is M5423/09-09 still available?
M5423/09-09 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026