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S73121 ✓ 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, style_designator: CYLINDRICAL, surface_treatment: CADMIUM OVERALL, spring_free_length: 1.500 INCHES NOMINAL IN, coil_helix_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-994-1192, 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
S73121
NSN: 5360-00-994-1192
FSC: 5360
CAGE: 97370 — SPX FLOW US, LLC DBA SPX VALVES & CONTROLS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity4
style_designatorCYLINDRICAL
surface_treatmentCADMIUM OVERALL
spring_free_length1.500 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_free_outside_diameter1.8125 INCHES NOMINAL IN
NSN5360-00-994-1192
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN S73121 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SURFACE TREATMENT: CADMIUM OVERALL
•
COIL HELIX DIRECTION: RIGHT-HAND
•
STYLE DESIGNATOR: CYLINDRICAL
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
MATERIAL: STEEL OVERALL
•
COIL QUANTITY: 4
•
SPRING FREE LENGTH: 1.500 INCHES NOMINAL IN
•
SPRING FREE OUTSIDE DIAMETER: 1.8125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM OVERALL
COIL HELIX DIRECTIONRIGHT-HAND
STYLE DESIGNATORCYLINDRICAL
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
MATERIALSTEEL OVERALL
COIL QUANTITY4
SPRING FREE LENGTH1.500 INCHES NOMINAL IN
SPRING FREE OUTSIDE DIAMETER1.8125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
7144-1Interchangeable
interchangeable cross-reference
interchangeable
712262-22Interchangeable
interchangeable cross-reference
interchangeable
7312-1Interchangeable
interchangeable cross-reference
interchangeable
57-2030Interchangeable
interchangeable cross-reference
interchangeable
8203-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S73121?
S73121 is a SPRING,HELICAL,COMPRESSION.
What parts can replace S73121?
There are 5 known substitutes for S73121: 7144-1, 712262-22, 7312-1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S73121?
S73121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-994-1192. 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