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PartsTable / COMPONENT / N-3040-RFI
N-3040-RFI ✓ 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 BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE BODY, thread_class: 2B, thread_series: UNEF, overall_height: 0.609 INCHES NOMINAL IN, sealing_method: MECHANICAL, mounting_method: INTEGRAL THREADED NUT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-421-3023, 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
N-3040-RFI
NSN: 5930-00-421-3023
FSC: 5930
CAGE: 97539 — APM HEXSEAL CORP (USA)
SPECIFICATIONS
materialRUBBER SILICONE BODY
thread_class2B
thread_seriesUNEF
overall_height0.609 INCHES NOMINAL IN
sealing_methodMECHANICAL
mounting_methodINTEGRAL THREADED NUT
style_designatorCLOSED END
width_across_flats0.750 INCHES NOMINAL IN
nominal_thread_size0.625 INCHES IN
base_thread_locationINTERNAL
fsc_application_dataSWITCH,PUSH
opening_inside_diameter0.516 INCHES NOMINAL IN
NSN5930-00-421-3023
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BOOT,DUST AND MOISTURE SEAL TITLE COMPONENT PN N-3040-RFI MFR BOOT,DUST AND MOISTURE
KEY FEATURES
•
MOUNTING DEVICE QUANTITY: 1
•
THREAD SERIES: UNEF
•
STYLE DESIGNATOR: CLOSED END
•
FSC APPLICATION DATA: SWITCH,PUSH
•
BASE THREAD LOCATION: INTERNAL
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: WEATHERPROOF-NEMA TYPE 3
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING DEVICE QUANTITY1
THREAD SERIESUNEF
STYLE DESIGNATORCLOSED END
FSC APPLICATION DATASWITCH,PUSH
BASE THREAD LOCATIONINTERNAL
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONWEATHERPROOF-NEMA TYPE 3
THREAD CLASS2B
OVERALL HEIGHT0.609 INCHES NOMINAL IN
MOUNTING METHODINTEGRAL THREADED NUT
OPENING INSIDE DIAMETER0.516 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
MS5423/07-09Interchangeable
interchangeable cross-reference
interchangeable
M5423/07-09Interchangeable
interchangeable cross-reference
interchangeable
10138097Interchangeable
interchangeable cross-reference
interchangeable
N304ORF1Interchangeable
Same NIIN cross-reference
interchangeable
11-0304-0007Interchangeable
Same NIIN cross-reference
interchangeable
N3040RF1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N-3040-RFI?
N-3040-RFI is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace N-3040-RFI?
There are 6 known substitutes for N-3040-RFI: MS5423/07-09, M5423/07-09, 10138097 and 3 more. Substitute compatibility should be verified for your specific system.
Is N-3040-RFI still available?
N-3040-RFI 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