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S1731M — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S1731M: 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, inside_diameter: 1.187 INCHES NOMINAL IN, style_designator: CYLINDRICAL, surface_treatment: CADMIUM OVERALL, spring_free_length: 3.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-291-7130, 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
S1731M
NSN: 5360-00-291-7130
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 37239 — LUNKENHEIMER CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity9
inside_diameter1.187 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentCADMIUM OVERALL
spring_free_length3.875 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
spring_free_outside_diameter2.401 INCHES NOMINAL IN
NSN5360-00-291-7130
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN S1731M MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 2.401 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 3.875 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.187 INCHES NOMINAL IN
•
COIL QUANTITY: 9
•
SURFACE TREATMENT: CADMIUM OVERALL
•
COIL HELIX DIRECTION: LEFT-HAND
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER2.401 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH3.875 INCHES NOMINAL IN
INSIDE DIAMETER1.187 INCHES NOMINAL IN
COIL QUANTITY9
SURFACE TREATMENTCADMIUM OVERALL
COIL HELIX DIRECTIONLEFT-HAND
MATERIALSTEEL 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 2
25J768-13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
25J768PC13Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 S1731M?
S1731M is a SPRING,HELICAL,COMPRESSION.
What parts can replace S1731M?
There are 2 known substitutes for S1731M: 25J768-13, 25J768PC13. Substitute compatibility should be verified for your specific system.
What is the NSN for S1731M?
S1731M is cataloged in the U.S. Government catalog under NSN 5360-00-291-7130. 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.