166879 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

166879: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL COMP 302 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, inside_diameter: 0.335 INCHES NOMINAL IN, style_designator: CYLINDRICAL, surface_treatment: PASSIVATE OVERALL, spring_free_length: 0.937 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-680-3540, 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

166879

NSN: 5360-00-680-3540
NIINs: 006803540, 014001937
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP 302 OVERALL
end_style	SPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity	8
inside_diameter	0.335 INCHES NOMINAL IN
style_designator	CYLINDRICAL
surface_treatment	PASSIVATE OVERALL
spring_free_length	0.937 INCHES NOMINAL IN
coil_helix_direction	RIGHT-HAND
spring_deflection_rate	0.610 POUNDS PER INCH MINIMUM AND 1.010 POUNDS PER INCH MAXIMUM LBS
spring_free_outside_diameter	0.375 INCHES NOMINAL IN
material_document_and_classification	QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	MIL-STD-171,FINISH 5,4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5360-00-680-3540

COMPONENT DIAGRAM

KEY FEATURES

•

SPRING FREE OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171,FINISH 5,4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS

•

STYLE DESIGNATOR: CYLINDRICAL

•

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

•

SPRING FREE LENGTH: 0.937 INCHES NOMINAL IN

•

SPRING DEFLECTION RATE: 0.610 POUNDS PER INCH MINIMUM AND 1.010 POUNDS PER INCH MAXIMUM LBS

•

INSIDE DIAMETER: 0.335 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SPRING FREE OUTSIDE DIAMETER	0.375 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-STD-171,FINISH 5,4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
END STYLE	SPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATOR	CYLINDRICAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPRING FREE LENGTH	0.937 INCHES NOMINAL IN
SPRING DEFLECTION RATE	0.610 POUNDS PER INCH MINIMUM AND 1.010 POUNDS PER INCH MAXIMUM LBS
INSIDE DIAMETER	0.335 INCHES NOMINAL IN
COIL QUANTITY	8
SURFACE TREATMENT	PASSIVATE OVERALL

SUBSTITUTES & CROSS-REFERENCES 2

767032Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

295538Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 166879?

166879 is a SEAT,HELICAL COMPRESSION SPRING.

What parts can replace 166879?

There are 2 known substitutes for 166879: 767032, 295538. Substitute compatibility should be verified for your specific system.

What is the NSN for 166879?

166879 is cataloged in the U.S. Government catalog under NSN 5360-00-680-3540. This indicates validated use in U.S. government and defense supply chains.

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166879 — SEAT,HELICAL COMPRESSION SPRING

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