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401240 ✓ 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

SWITCH,RADIO FREQUENCY TRANSMISS. Key specifications include material: STEEL CORROSION RESISTING, nut_style: HEXAGON, body_style: RECTANGULAR, nut_height: 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, switch_type: NONTRANSFER, thread_class: 2B. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4030-00-926-0617, 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
401240
NSN: 4030-00-926-0617
FSC: 4030
CAGE: 72113 — ESCO CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
nut_styleHEXAGON
body_styleRECTANGULAR
nut_height0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
switch_typeNONTRANSFER
thread_class2B
overall_width0.500 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_height1.340 INCHES NOMINAL IN
overall_length2.190 INCHES NOMINAL IN
switching_time15.0 MILLISECONDS MS
frequency_rating0.0 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY RF POWER HANDLING
NSN4030-00-926-0617
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,RADIO FREQUENCY TRANSMISS TITLE COMPONENT PN 401240 MFR SWITCH,RADIO FREQUENCY
KEY FEATURES
•
MATERIAL: STEEL CORROSION RESISTING
•
ACCOMMODATED MATERIAL DIAMETER: 0.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OBLONG TAPERED END
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING
OVERALL LENGTH2.312 INCHES NOMINAL IN
OVERALL HEIGHT1.688 INCHES NOMINAL IN
ACCOMMODATED MATERIAL DIAMETER0.625 INCHES NOMINAL IN
STYLE DESIGNATOROBLONG TAPERED END
OVERALL WIDTH1.438 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
5310PL1370925Interchangeable
interchangeable cross-reference
interchangeable
333-10000Interchangeable
interchangeable cross-reference
interchangeable
938.03.28.005Interchangeable
interchangeable cross-reference
interchangeable
885C052603Interchangeable
interchangeable cross-reference
interchangeable
401-240Interchangeable
interchangeable cross-reference
interchangeable
ZR30-4047-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 401240?
401240 is a SWITCH,RADIO FREQUENCY TRANSMISS.
What parts can replace 401240?
There are 8 known substitutes for 401240: 5310PL1370925, 333-10000, 938.03.28.005 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 401240?
401240 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4030-00-926-0617. 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