PartsTable
Technical Data Sheet
Download PDF

63539 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

63539: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include base_style: MOGUL SCREW, bulb_designator: BT-37/E-37, burning_position: BASE UP, special_features: ENERGY SAVER, rated_average_life: HOURS, light_output_rating: 23000.000 LUMENS NOMINAL SECOND RATING. 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
63539
NSN: 5360-00-526-9900
NIINs: 005269900, 014590856
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
base_styleMOGUL SCREW
bulb_designatorBT-37/E-37
burning_positionBASE UP
special_featuresENERGY SAVER
rated_average_lifeHOURS
light_output_rating23000.000 LUMENS NOMINAL SECOND RATING
average_life_rating_in_hours10000.0
bulb_light_transmission_characteristicTRANSPARENT
NSN5360-00-526-9900
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 63539 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
LB63539Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
Ready to buy 63539?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 63539?
63539 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 63539?
There is 1 known substitute for 63539: LB63539. Substitute compatibility should be verified for your specific system.
What is the NSN for 63539?
63539 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.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 63539

✓ 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.