820654-01 — SPRING,HELICAL,TORSION

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

820654-01: SPRING,HELICAL,TORSION.

The SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include material: STEEL UNS K08500 OVERALL, end_style: ONE HOOK END BOTH ENDS, end_length: 0.375 INCHES NOMINAL BOTH ENDS IN, coil_quantity: 10-1/2, inside_diameter: 0.212 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN, style_designator: SINGLE TORSION LEFT HAND. This part is cataloged in the U.S.

Government catalog under NSN 5360-01-220-6347, 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

820654-01

NSN: 5360-01-220-6347
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 06331 — PACIFIC SCIENTIFIC ENERGETIC MATERIALS COMPANY (CALIFORNIA LLC) (USA)

SPECIFICATIONS

material	STEEL UNS K08500 OVERALL
end_style	ONE HOOK END BOTH ENDS
end_length	0.375 INCHES NOMINAL BOTH ENDS IN
coil_quantity	10-1/2
inside_diameter	0.212 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
style_designator	SINGLE TORSION LEFT HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
spring_free_length	0.406 INCHES NOMINAL IN
coil_helix_direction	LEFT-HAND
end_angular_relationship	ENDS PARALLEL ONE TO OTHER
spring_free_outside_diameter	0.312 INCHES NOMINAL IN
material_document_and_classification	QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	5360-01-220-6347

COMPONENT DIAGRAM

KEY FEATURES

•

SPRING FREE OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY2,CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL

•

END STYLE: ONE HOOK END BOTH ENDS

•

END LENGTH: 0.375 INCHES NOMINAL BOTH ENDS IN

•

STYLE DESIGNATOR: SINGLE TORSION LEFT HAND

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

SPRING FREE LENGTH: 0.406 INCHES NOMINAL IN

•

INSIDE DIAMETER: 0.212 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SPRING FREE OUTSIDE DIAMETER	0.312 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY2,CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL
END STYLE	ONE HOOK END BOTH ENDS
END LENGTH	0.375 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATOR	SINGLE TORSION LEFT HAND
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPRING FREE LENGTH	0.406 INCHES NOMINAL IN
INSIDE DIAMETER	0.212 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
COIL QUANTITY	10-1/2
SURFACE TREATMENT	CADMIUM AND CHROMATE 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 1

549027-1Reference 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 820654-01?

820654-01 is a SPRING,HELICAL,TORSION.

What parts can replace 820654-01?

There is 1 known substitute for 820654-01: 549027-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 820654-01?

820654-01 is cataloged in the U.S. Government catalog under NSN 5360-01-220-6347. This indicates validated use in U.S. government and defense supply chains.

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820654-01 — SPRING,HELICAL,TORSION

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