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PartsTable / COMPONENT / E257-256PC44
E257-256PC44 ✓ 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 BOTH ENDS, coil_quantity: 6-1/2, inside_diameter: 0.262 INCHES NOMINAL IN, style_designator: CYLINDRICAL, surface_treatment: CADMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-316-3261, 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
E257-256PC44
NSN: 5360-00-316-3261
FSC: 5360
CAGE: 81782 — ALMON JOHNSON LTD (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED BOTH ENDS
coil_quantity6-1/2
inside_diameter0.262 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentCADMIUM OVERALL
spring_free_length0.625 INCHES NOMINAL IN
spring_solid_length0.2813 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
spring_free_outside_diameter0.344 INCHES NOMINAL IN
spring_solid_outside_diameter0.344 INCHES NOMINAL IN
NSN5360-00-316-3261
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN E257-256PC44 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
COIL HELIX DIRECTION: LEFT-HAND
•
STYLE DESIGNATOR: CYLINDRICAL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
END STYLE: SPRING END,SQUARED BOTH ENDS
•
COIL QUANTITY: 6-1/2
•
INSIDE DIAMETER: 0.262 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SPRING FREE OUTSIDE DIAMETER: 0.344 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
COIL HELIX DIRECTIONLEFT-HAND
STYLE DESIGNATORCYLINDRICAL
SURFACE TREATMENTCADMIUM OVERALL
END STYLESPRING END,SQUARED BOTH ENDS
COIL QUANTITY6-1/2
INSIDE DIAMETER0.262 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SPRING FREE OUTSIDE DIAMETER0.344 INCHES NOMINAL IN
SPRING SOLID LENGTH0.2813 INCHES NOMINAL IN
SPRING FREE LENGTH0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
GGG-G-17Interchangeable
interchangeable cross-reference
interchangeable
GGG-G-17 TY8CL4STAInterchangeable
interchangeable cross-reference
interchangeable
599-9647-15Interchangeable
interchangeable cross-reference
interchangeable
667112Interchangeable
Same NIIN cross-reference
interchangeable
A266-2306Interchangeable
Same NIIN cross-reference
interchangeable
ATF66S2500-875781PC44Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E257-256PC44?
E257-256PC44 is a SPRING,HELICAL,COMPRESSION.
What parts can replace E257-256PC44?
There are 6 known substitutes for E257-256PC44: GGG-G-17, GGG-G-17 TY8CL4STA, 599-9647-15 and 3 more. Substitute compatibility should be verified for your specific system.
Is E257-256PC44 still available?
E257-256PC44 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026