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20DS5 ✓ 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 SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, bore_diameter: 1.250 INCHES NOMINAL IN, inside_diameter: 0.565 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 1.063 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-521-4406, 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
20DS5
NSN: 5360-00-521-4406
FSC: 5360
CAGE: 59875 — EATON CORP DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
bore_diameter1.250 INCHES NOMINAL IN
inside_diameter0.565 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length1.063 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN
spring_solid_length0.813 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
material_hardness_rating42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
accommodated_rod_diameter0.6250 INCHES NOMINAL IN
spring_free_outside_diameter1.125 INCHES NOMINAL IN
NSN5360-00-521-4406
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 20DS5 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
SPRING FREE OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
•
SPRING FREE LENGTH: 1.063 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
BORE DIAMETER: 1.250 INCHES NOMINAL IN
•
SPRING SOLID LENGTH: 0.813 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
INSIDE DIAMETER: 0.565 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
SPRING FREE OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
SPRING FREE LENGTH1.063 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
BORE DIAMETER1.250 INCHES NOMINAL IN
SPRING SOLID LENGTH0.813 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
STYLE DESIGNATORCYLINDRICAL
INSIDE DIAMETER0.565 INCHES NOMINAL IN
ACCOMMODATED ROD DIAMETER0.6250 INCHES NOMINAL IN
MATERIAL HARDNESS RATING42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
477-1404-001Interchangeable
interchangeable cross-reference
interchangeable
54LS85DMQBInterchangeable
interchangeable cross-reference
interchangeable
GM820AE1Interchangeable
interchangeable cross-reference
interchangeable
344588Interchangeable
Same NIIN cross-reference
interchangeable
09B3327Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20DS5?
20DS5 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 20DS5?
There are 5 known substitutes for 20DS5: 477-1404-001, 54LS85DMQB, GM820AE1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20DS5?
20DS5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-521-4406. 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