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63523 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

63523: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: GRAPHITE OVERALL, environmental_attribute_code: ASBESTOS ALTERNATIVE PRODUCTS. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-526-9902, 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
63523
NSN: 5360-00-526-9902
NIINs: 005269902, 014402354
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialGRAPHITE OVERALL
environmental_attribute_codeASBESTOS ALTERNATIVE PRODUCTS
NSN5360-00-526-9902
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 63523 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 1.635 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: 31.500 POUNDS PER INCH NOMINAL LBS
•
INSIDE DIAMETER: 1.365 INCHES NOMINAL IN
•
COIL QUANTITY: 6-1/2
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER1.635 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 RATE31.500 POUNDS PER INCH NOMINAL LBS
INSIDE DIAMETER1.365 INCHES NOMINAL IN
COIL QUANTITY6-1/2
COIL HELIX DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 63523?
63523 is a SPRING,HELICAL,COMPRESSION.
What is the NSN for 63523?
63523 is cataloged in the U.S. Government catalog under NSN 5360-00-526-9902. 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.