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Technical Data Sheet
20505 ✓ Verified by PartsTable
Legrand · 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 RELAY,ELECTROMAGNETIC is a Legrand industrial component. Key specifications include width: 0.250 INCHES NOMINAL IN, ratchet: NOT INCLUDED, bearings: NOT INCLUDED, end_type: DOUBLE SETSCREW FIRST END, material: ALUMINUM ALLOY 7075, arm_style: STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-065-8565, 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
20505
NSN: 3020-00-065-8565
FSC: 3020
CAGE: 18990 — EAGLE CRUSHER CO INC DBA STEDMAN MACHINE CO (USA)
SPECIFICATIONS
width0.250 INCHES NOMINAL IN
ratchetNOT INCLUDED
bearingsNOT INCLUDED
end_typeDOUBLE SETSCREW FIRST END
materialALUMINUM ALLOY 7075
quantity1
arm_styleSTRAIGHT
bore_typeSTRAIGHT
cuff_typeHEMMED OR BAND TOP
duty_typeCONTINUOUS
bore_shapeSTRAIGHT
drive_typeSLOTTED FACE
NSN3020-00-065-8565
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 20505 MFR Legrand RELAY,ELECTROMAGNETIC
KEY FEATURES
PITCH DIAMETER: 6.000 INCHES NOMINAL IN
INTEGRAL COOLING VANE: NOT INCLUDED
KEYING FACILITY TYPE: KEYWAY
HUB OUTSIDE DIAMETER: 3.125 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATOR: WEBBED OR SPOKED
UNABLE TO DECODE: UNABLE TO DECODE
QUANTITY: 1
BEARINGS: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
PITCH DIAMETER6.000 INCHES NOMINAL IN
INTEGRAL COOLING VANENOT INCLUDED
KEYING FACILITY TYPEKEYWAY
HUB OUTSIDE DIAMETER3.125 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATORWEBBED OR SPOKED
UNABLE TO DECODEUNABLE TO DECODE
QUANTITY1
BEARINGSNOT INCLUDED
UNABLE TO DECODEUNABLE TO DECODE
COUNTERBORE FEATURENOT INCLUDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
U-533984Interchangeable
interchangeable cross-reference
interchangeable
20505Interchangeable
interchangeable cross-reference
interchangeable
4349PC188Interchangeable
interchangeable cross-reference
interchangeable
3847PC188Interchangeable
interchangeable cross-reference
interchangeable
1255PC74085BInterchangeable
interchangeable cross-reference
interchangeable
H77155-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20505?
20505 is a RELAY,ELECTROMAGNETIC manufactured by Legrand.
What parts can replace 20505?
There are 16 known substitutes for 20505: U-533984, 20505, 4349PC188 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20505?
20505 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-065-8565. This indicates validated use in U.S. government and defense supply chains.
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