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31745118 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

31745118: 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: 7 1/2, inside_diameter: 1.120 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN, style_designator: CYLINDRICAL, spring_free_length: 1.780 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-906-6279, 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
31745118
NSN: 5360-00-906-6279
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 13446 — PERKINS ENGINES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity7 1/2
inside_diameter1.120 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
style_designatorCYLINDRICAL
spring_free_length1.780 INCHES NOMINAL IN
spring_solid_length1.170 INCHES MAXIMUM IN
coil_helix_directionLEFT-HAND
spring_free_outside_diameter1.432 INCHES NOMINAL IN
NSN5360-00-906-6279
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 31745118 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 1.432 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
SPRING SOLID LENGTH: 1.170 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 1.780 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.120 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
•
COIL QUANTITY: 7 1/2
•
COIL HELIX DIRECTION: LEFT-HAND
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER1.432 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
SPRING SOLID LENGTH1.170 INCHES MAXIMUM IN
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH1.780 INCHES NOMINAL IN
INSIDE DIAMETER1.120 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
COIL QUANTITY7 1/2
COIL HELIX DIRECTIONLEFT-HAND
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
0780144Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
12609Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 31745118?
31745118 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 31745118?
There are 2 known substitutes for 31745118: 0780144, 12609. Substitute compatibility should be verified for your specific system.
What is the NSN for 31745118?
31745118 is cataloged in the U.S. Government catalog under NSN 5360-00-906-6279. 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.