SP21512 — SPRING,HELICAL,TORSION

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

SP21512: SPRING,HELICAL,TORSION.

The SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include end_style: HALF HOOK SECOND END, inside_diameter: 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN, style_designator: SINGLE TORSION LEFT HAND, spring_free_length: 0.375 INCHES NOMINAL IN, coil_helix_direction: LEFT-HAND, end_angular_relationship: ENDS ANGLED ONE TO OTHER. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-209-9394, 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

SP21512

NSN: 5360-00-209-9394
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

end_style	HALF HOOK SECOND END
coil_quantity	8
inside_diameter	0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
style_designator	SINGLE TORSION LEFT HAND
spring_free_length	0.375 INCHES NOMINAL IN
coil_helix_direction	LEFT-HAND
end_angular_relationship	ENDS ANGLED ONE TO OTHER
spring_free_outside_diameter	0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
material_document_and_classification	QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
end_length_from_first_bend_to_second_bend_or_end	0.149 INCHES NOMINAL SECOND END IN
end_length_from_second_bend_to_third_bend_or_end	0.125 INCHES NOMINAL OVERALL IN
NSN	5360-00-209-9394

COMPONENT DIAGRAM

KEY FEATURES

•

SPRING FREE OUTSIDE DIAMETER: 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN

•

END STYLE: HALF HOOK SECOND END

•

STYLE DESIGNATOR: SINGLE TORSION LEFT HAND

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

SPRING FREE LENGTH: 0.375 INCHES NOMINAL IN

•

INSIDE DIAMETER: 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN

•

END LENGTH FROM FIRST BEND TO SECOND BEND OR END: 0.129 INCHES NOMINAL FIRST END IN

TECHNICAL CHARACTERISTICS

SPRING FREE OUTSIDE DIAMETER	0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
END STYLE	HALF HOOK SECOND END
END STYLE	STRAIGHT BEND END (RIGHT) FIRST END
STYLE DESIGNATOR	SINGLE TORSION LEFT HAND
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPRING FREE LENGTH	0.375 INCHES NOMINAL IN
INSIDE DIAMETER	0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
END LENGTH FROM FIRST BEND TO SECOND BEND OR END	0.129 INCHES NOMINAL FIRST END IN
END LENGTH FROM FIRST BEND TO SECOND BEND OR END	0.149 INCHES NOMINAL SECOND END IN
COIL QUANTITY	8

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: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SP21512?

SP21512 is a SPRING,HELICAL,TORSION.

What is the NSN for SP21512?

SP21512 is cataloged in the U.S. Government catalog under NSN 5360-00-209-9394. This indicates validated use in U.S. government and defense supply chains.

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SP21512 — SPRING,HELICAL,TORSION

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