PartsTable
Technical Data Sheet
PartsTable / MRO / 20397
20397 ✓ Verified by PartsTable
Lindy · 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

- Adjustable headband with soft PU ear pads<br>- Adjustable omni-directional microphone<br>- Connectors: 2 x Stereo Jack Male<br>- Cable length: Total 1.8m<br>- 2 Year Warranty<br><br><b>Package Contents</b><br><br><br><br> Adjustable headset with microphone<br><br><br> <br>With their adjustable headband and microphone these compact stereo headphones are perfect for office and education applications and can be used in conjunction with popular VoIP and Office software. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-083-4098, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 20397
NSN: 5360-00-083-4098
FSC: 5360
CAGE: 0UES3 — MID-AMERICA AEROTECH, LLC (USA)
SPECIFICATIONS
radius0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
materialRUBBER POLYISOPRENE NATURAL CLASS NR OVERALL
duty_typeCONTINUOUS
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_width2.500 INCHES NOMINAL IN
bend_radius3.500 INCHES NOMINAL IN
body_height2.875 INCHES NOMINAL IN
body_length4.125 INCHES NOMINAL IN
flat_height0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
thread_class2B SINGLE MOUNTING FACILITY
coil_quantity1
overall_width0.387 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
NSN5360-00-083-4098
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Lindy RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 20397 MFR Lindy RELAY,ELECTROMAGNETIC
KEY FEATURES
•
SPRING DEFLECTION RATE: 8.000 POUNDS PER INCH MINIMUM AND 9.000 POUNDS PER INCH MAXIMUM LBS
•
INSIDE DIAMETER: 0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
•
SPRING FREE OUTSIDE DIAMETER: 0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
SPRING FREE LENGTH: 2.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING SOLID LENGTH: 0.750 INCHES NOMINAL IN
•
COIL QUANTITY: 18-415
TECHNICAL CHARACTERISTICS (FLIS)
SPRING DEFLECTION RATE8.000 POUNDS PER INCH MINIMUM AND 9.000 POUNDS PER INCH MAXIMUM LBS
INSIDE DIAMETER0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
SPRING FREE OUTSIDE DIAMETER0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
SPRING FREE LENGTH2.000 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
SPRING SOLID LENGTH0.750 INCHES NOMINAL IN
COIL QUANTITY18-415
MATERIALSTEEL COMP 302 OVERALL
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
RDN2-4PDTInterchangeable
interchangeable cross-reference
interchangeable
20397Interchangeable
interchangeable cross-reference
interchangeable
A21326Interchangeable
interchangeable cross-reference
interchangeable
7409926P1Interchangeable
interchangeable cross-reference
interchangeable
9655Interchangeable
interchangeable cross-reference
interchangeable
14247P11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20397?
20397 is a RELAY,ELECTROMAGNETIC manufactured by Lindy. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20397?
There are 9 known substitutes for 20397: RDN2-4PDT, 20397, A21326 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20397?
20397 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-083-4098. 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