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LB63539 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

LB63539: SPRING,HELICAL,COMPRESSION.

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, coil_quantity: 5-1/4, inside_diameter: 1.344 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 2.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-526-9900, 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
LB63539
NSN: 5360-00-526-9900
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 93235 — TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59 (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity5-1/4
inside_diameter1.344 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length2.250 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_deflection_rate509.000 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter1.875 INCHES NOMINAL IN
material_document_and_classificationMIL-S-16410,GRADE B,TYPE 1,COMP 4-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5360-00-526-9900
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN LB63539 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 1.875 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
STYLE DESIGNATOR: CYLINDRICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-16410,GRADE B,TYPE 1,COMP 4-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SPRING FREE LENGTH: 2.250 INCHES NOMINAL IN
•
SPRING DEFLECTION RATE: 509.000 POUNDS PER INCH NOMINAL LBS
•
INSIDE DIAMETER: 1.344 INCHES NOMINAL IN
•
COIL QUANTITY: 5-1/4
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER1.875 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATORCYLINDRICAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-16410,GRADE B,TYPE 1,COMP 4-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SPRING FREE LENGTH2.250 INCHES NOMINAL IN
SPRING DEFLECTION RATE509.000 POUNDS PER INCH NOMINAL LBS
INSIDE DIAMETER1.344 INCHES NOMINAL IN
COIL QUANTITY5-1/4
COIL HELIX DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
63539Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LB63539?
LB63539 is a SPRING,HELICAL,COMPRESSION.
What parts can replace LB63539?
There is 1 known substitute for LB63539: 63539. Substitute compatibility should be verified for your specific system.
What is the NSN for LB63539?
LB63539 is cataloged in the U.S. Government catalog under NSN 5360-00-526-9900. 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.