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PM163A — SPRING,HELICAL,TORSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

PM163A: SPRING,HELICAL,TORSION.

The SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, end_style: STRAIGHT BEND END (RIGHT) FIRST END, end_length: 0.625 INCHES NOMINAL BOTH ENDS IN, hook_radius: 0.094 INCHES NOMINAL OVERALL IN, coil_quantity: 1-1/2, inside_diameter: 0.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-347-5613, 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
PM163A
NSN: 5360-00-347-5613
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 66289 — WISCONSIN MOTORS, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
end_styleSTRAIGHT BEND END (RIGHT) FIRST END
end_length0.625 INCHES NOMINAL BOTH ENDS IN
hook_radius0.094 INCHES NOMINAL OVERALL IN
coil_quantity1-1/2
inside_diameter0.625 INCHES NOMINAL IN
style_designatorSINGLE TORSION LEFT HAND
spring_free_length0.188 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
end_angular_relationshipENDS ANGLED ONE TO OTHER
spring_free_outside_diameter0.689 INCHES NOMINAL IN
end_length_from_first_bend_to_second_bend_or_end0.188 INCHES NOMINAL OVERALL IN
NSN5360-00-347-5613
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,TORSION TITLE COMPONENT PN PM163A MFR SPRING,HELICAL,TORSION
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.689 INCHES NOMINAL IN
•
END STYLE: SMALL OFFSET HOOK AT SIDE SECOND END
•
END LENGTH: 0.625 INCHES NOMINAL BOTH ENDS IN
•
STYLE DESIGNATOR: SINGLE TORSION LEFT HAND
•
SPRING FREE LENGTH: 0.188 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.625 INCHES NOMINAL IN
•
END LENGTH FROM FIRST BEND TO SECOND BEND OR END: 0.188 INCHES NOMINAL OVERALL IN
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.689 INCHES NOMINAL IN
END STYLESMALL OFFSET HOOK AT SIDE SECOND END
END STYLESTRAIGHT BEND END (RIGHT) FIRST END
END LENGTH0.625 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATORSINGLE TORSION LEFT HAND
SPRING FREE LENGTH0.188 INCHES NOMINAL IN
INSIDE DIAMETER0.625 INCHES NOMINAL IN
END LENGTH FROM FIRST BEND TO SECOND BEND OR END0.188 INCHES NOMINAL OVERALL IN
COIL QUANTITY1-1/2
COIL HELIX DIRECTIONLEFT-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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PM163A?
PM163A is a SPRING,HELICAL,TORSION.
What is the NSN for PM163A?
PM163A is cataloged in the U.S. Government catalog under NSN 5360-00-347-5613. 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.