173937A — SPRING,HELICAL,TORSION

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

173937A: SPRING,HELICAL,TORSION.

The SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: ONE HOOK END FIRST END, coil_quantity: 17-3/4, inside_diameter: 0.368 INCHES NOMINAL IN, style_designator: SINGLE TORSION LEFT HAND, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-312-4570, 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

173937A

NSN: 5360-00-312-4570
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 30086 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC. (USA)

SPECIFICATIONS

material	STEEL OVERALL
end_style	ONE HOOK END FIRST END
coil_quantity	17-3/4
inside_diameter	0.368 INCHES NOMINAL IN
style_designator	SINGLE TORSION LEFT HAND
surface_treatment	CADMIUM OVERALL
spring_free_length	0.413 INCHES NOMINAL IN
coil_helix_direction	LEFT-HAND
end_angular_relationship	ENDS ANGLED ONE TO OTHER
spring_free_outside_diameter	0.412 INCHES NOMINAL IN
end_length_from_first_bend_to_second_bend_or_end	0.247 INCHES MAXIMUM OVERALL IN
end_length_from_second_bend_to_third_bend_or_end	0.147 INCHES NOMINAL OVERALL IN
NSN	5360-00-312-4570

COMPONENT DIAGRAM

KEY FEATURES

•

SPRING FREE OUTSIDE DIAMETER: 0.412 INCHES NOMINAL IN

•

END STYLE: HALF HOOK SECOND END

•

STYLE DESIGNATOR: SINGLE TORSION LEFT HAND

•

SPRING FREE LENGTH: 0.413 INCHES NOMINAL IN

•

INSIDE DIAMETER: 0.368 INCHES NOMINAL IN

•

END LENGTH FROM FIRST BEND TO SECOND BEND OR END: 0.247 INCHES MAXIMUM OVERALL IN

•

COIL QUANTITY: 17-3/4

TECHNICAL CHARACTERISTICS

SPRING FREE OUTSIDE DIAMETER	0.412 INCHES NOMINAL IN
END STYLE	HALF HOOK SECOND END
END STYLE	ONE HOOK END FIRST END
STYLE DESIGNATOR	SINGLE TORSION LEFT HAND
SPRING FREE LENGTH	0.413 INCHES NOMINAL IN
INSIDE DIAMETER	0.368 INCHES NOMINAL IN
END LENGTH FROM FIRST BEND TO SECOND BEND OR END	0.247 INCHES MAXIMUM OVERALL IN
COIL QUANTITY	17-3/4
SURFACE TREATMENT	CADMIUM OVERALL
COIL HELIX DIRECTION	LEFT-HAND

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 1

203585PCS20Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 173937A?

173937A is a SPRING,HELICAL,TORSION.

What parts can replace 173937A?

There is 1 known substitute for 173937A: 203585PCS20. Substitute compatibility should be verified for your specific system.

What is the NSN for 173937A?

173937A is cataloged in the U.S. Government catalog under NSN 5360-00-312-4570. This indicates validated use in U.S. government and defense supply chains.

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173937A — SPRING,HELICAL,TORSION

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