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WB3971 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

WB3971: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, coil_quantity: 19 3/4, inside_diameter: 0.244 INCHES MINIMUM IN, style_designator: CYLINDRICAL, spring_free_length: 2.950 INCHES NOMINAL IN, spring_solid_length: 0.440 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-01-083-9769, 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
WB3971
NSN: 5360-01-083-9769
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 92830 — BARNES GROUP INC. DBA ASSOCIATED SPRING DIV ASSOCIATED SPRING BRISTOL (USA)
SPECIFICATIONS
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity19 3/4
inside_diameter0.244 INCHES MINIMUM IN
style_designatorCYLINDRICAL
spring_free_length2.950 INCHES NOMINAL IN
spring_solid_length0.440 INCHES MAXIMUM IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_deflection_rate0.750 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter0.315 INCHES MAXIMUM IN
NSN5360-01-083-9769
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN WB3971 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.315 INCHES MAXIMUM IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
SPRING SOLID LENGTH: 0.440 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 2.950 INCHES NOMINAL IN
•
SPRING DEFLECTION RATE: 0.750 POUNDS PER INCH NOMINAL LBS
•
INSIDE DIAMETER: 0.244 INCHES MINIMUM IN
•
COIL QUANTITY: 19 3/4
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.315 INCHES MAXIMUM IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
SPRING SOLID LENGTH0.440 INCHES MAXIMUM IN
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH2.950 INCHES NOMINAL IN
SPRING DEFLECTION RATE0.750 POUNDS PER INCH NOMINAL LBS
INSIDE DIAMETER0.244 INCHES MINIMUM IN
COIL QUANTITY19 3/4
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
SUBSTITUTES & CROSS-REFERENCES 1
3153166Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WB3971?
WB3971 is a SPRING,HELICAL,COMPRESSION.
What parts can replace WB3971?
There is 1 known substitute for WB3971: 3153166. Substitute compatibility should be verified for your specific system.
What is the NSN for WB3971?
WB3971 is cataloged in the U.S. Government catalog under NSN 5360-01-083-9769. 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.