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71391S — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

71391S: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, coil_quantity: 9.5 COILS, stock_diameter: 0.051 INCHES NOMINAL IN, special_features: LENGTH IS 1.250 INCH WITH 0.48 SOLID HEIGHT WITH 21.88 RATE POUNDS PER INCH. IN, end_item_identification: MK50 MOD 1 LIGHTWEIGHT EXERCISE TORPEDO (REXTORP), spring_solid_outside_diameter: 0.420 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5360-01-526-5650, 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
71391S
NSN: 5360-01-526-5650
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 56988 — MATTHEW WARREN, INC. DBA CENTURY SPRING CORP. DIV CENTURY SPRING CORP. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
coil_quantity9.5 COILS
stock_diameter0.051 INCHES NOMINAL IN
special_featuresLENGTH IS 1.250 INCH WITH 0.48 SOLID HEIGHT WITH 21.88 RATE POUNDS PER INCH. IN
end_item_identificationMK50 MOD 1 LIGHTWEIGHT EXERCISE TORPEDO (REXTORP)
spring_solid_outside_diameter0.420 INCHES NOMINAL IN
NSN5360-01-526-5650
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 71391S MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
STOCK DIAMETER: 0.051 INCHES NOMINAL IN
•
SPRING SOLID OUTSIDE DIAMETER: 0.420 INCHES NOMINAL IN
•
COIL QUANTITY: 9.5 COILS
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
STOCK DIAMETER0.051 INCHES NOMINAL IN
SPRING SOLID OUTSIDE DIAMETER0.420 INCHES NOMINAL IN
COIL QUANTITY9.5 COILS
SPECIAL FEATURESLENGTH IS 1.250 INCH WITH 0.48 SOLID HEIGHT WITH 21.88 RATE POUNDS PER INCH. IN
END ITEM IDENTIFICATIONMK50 MOD 1 LIGHTWEIGHT EXERCISE TORPEDO (REXTORP)
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 5360 — Coil, Flat, Leaf, and Wire Springs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5360-00-001-1842 5360-00-001-1945 5360-00-001-2010 5360-00-001-3865 5360-00-001-3950 5360-00-001-4650 5360-00-001-4664 5360-00-001-4703
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 71391S?
71391S is a SPRING,HELICAL,COMPRESSION.
What is the NSN for 71391S?
71391S is cataloged in the U.S. Government catalog under NSN 5360-01-526-5650. 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.