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C3311 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

C3311: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, bore_diameter: 1.750 INCHES NOMINAL IN, coil_quantity: 7-3/4, inside_diameter: 0.781 INCHES NOMINAL IN, style_designator: CYLINDRICAL. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-620-1013, 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
C3311
NSN: 5360-00-620-1013
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
bore_diameter1.750 INCHES NOMINAL IN
coil_quantity7-3/4
inside_diameter0.781 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentCADMIUM OVERALL
spring_free_length2.250 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_deflection_rate706.000 POUNDS PER INCH NOMINAL LBS
accommodated_rod_diameter0.750 INCHES NOMINAL IN
spring_free_outside_diameter1.249 INCHES NOMINAL IN
NSN5360-00-620-1013
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN C3311 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 1.249 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
ACCOMMODATED ROD DIAMETER: 0.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 2.250 INCHES NOMINAL IN
•
SPRING DEFLECTION RATE: 706.000 POUNDS PER INCH NOMINAL LBS
•
INSIDE DIAMETER: 0.781 INCHES NOMINAL IN
•
COIL QUANTITY: 7-3/4
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER1.249 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
ACCOMMODATED ROD DIAMETER0.750 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH2.250 INCHES NOMINAL IN
SPRING DEFLECTION RATE706.000 POUNDS PER INCH NOMINAL LBS
INSIDE DIAMETER0.781 INCHES NOMINAL IN
COIL QUANTITY7-3/4
SURFACE TREATMENTCADMIUM OVERALL
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
SUBSTITUTES & CROSS-REFERENCES 1
A2182Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C3311?
C3311 is a SPRING,HELICAL,COMPRESSION.
What parts can replace C3311?
There is 1 known substitute for C3311: A2182. Substitute compatibility should be verified for your specific system.
What is the NSN for C3311?
C3311 is cataloged in the U.S. Government catalog under NSN 5360-00-620-1013. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.