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Technical Data Sheet
63519 ✓ 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 COMP 1006 OR STEEL COMP 1010 OVERALL, nut_style: BLIND RIVET W/SMOOTH ROUND SHANK, head_style: FLAT, nut_diameter: 0.374 INCHES MAXIMUM IN, thread_class: 2B, head_diameter: 0.415 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-526-9903, 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
63519
NSN: 5360-00-526-9903
FSC: 5360
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL COMP 1006 OR STEEL COMP 1010 OVERALL
nut_styleBLIND RIVET W/SMOOTH ROUND SHANK
head_styleFLAT
nut_diameter0.374 INCHES MAXIMUM IN
thread_class2B
head_diameter0.415 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
shank_end_typeOPEN
thread_directionRIGHT-HAND
surface_treatmentZINC AND CHROMATE OVERALL
nominal_thread_size0.250 INCHES IN
thread_quantity_per_inch20
NSN5360-00-526-9903
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 63519 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-16410,GRADE B,TYPE 1,COMP 4-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
COIL QUANTITY: 6
INSIDE DIAMETER: 2.625 INCHES NOMINAL IN
SPRING DEFLECTION RATE: 59.000 POUNDS PER INCH NOMINAL LBS
STYLE DESIGNATOR: CYLINDRICAL
SPRING FREE OUTSIDE DIAMETER: 3.125 INCHES NOMINAL IN
COIL HELIX DIRECTION: RIGHT-HAND
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-16410,GRADE B,TYPE 1,COMP 4-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
COIL QUANTITY6
INSIDE DIAMETER2.625 INCHES NOMINAL IN
SPRING DEFLECTION RATE59.000 POUNDS PER INCH NOMINAL LBS
STYLE DESIGNATORCYLINDRICAL
SPRING FREE OUTSIDE DIAMETER3.125 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
MATERIALSTEEL OVERALL
SPRING FREE LENGTH4.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
84207Interchangeable
interchangeable cross-reference
interchangeable
63519Interchangeable
interchangeable cross-reference
interchangeable
100-300-21Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 63519?
63519 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 63519?
There are 3 known substitutes for 63519: 84207, 63519, 100-300-21. Substitute compatibility should be verified for your specific system.
What is the NSN for 63519?
63519 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-526-9903. This indicates validated use in U.S. government and defense supply chains.
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