552844 — SPRING,HELICAL,EXTENSION

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

552844: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL, lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP, collar_style: THREADED (BREAK OFF) TYPE, thread_class: 3B, thread_direction: RIGHT-HAND, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-914-5383, 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

552844

NSN: 5360-00-914-5383
NIINs: 009145383, 010513485
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)

SPECIFICATIONS

material	STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL
lubrication	CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
collar_style	THREADED (BREAK OFF) TYPE
thread_class	3B
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL
nominal_thread_size	0.190 INCHES IN
collar_overall_height	0.437 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN
collar_inside_diameter	0.223 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
collar_outside_diameter	0.328 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
material_document_and_classification	AMS 5640 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5640 ASSN STD 2ND MATERIAL RESPONSE OR QQ-S-764 FED SPEC 2ND MATERIAL RESPONSE OR AMS 5640 ASSN STD 3RD MATERIAL RESPONSE OVERALL
NSN	5360-00-914-5383

COMPONENT DIAGRAM

KEY FEATURES

•

SPRING FREE OUTSIDE DIAMETER: 0.874 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN

•

END STYLE: REDUCED CENTER LOOP BOTH ENDS

•

DESIGN TYPE: CLOSED

•

STYLE DESIGNATOR: CYLINDRICAL

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

SPRING FREE LENGTH: 1.970 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN

•

SPRING DEFLECTION RATE: 127.000 POUNDS PER INCH NOMINAL LBS

•

INSIDE DIAMETER: 0.604 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SPRING FREE OUTSIDE DIAMETER	0.874 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN
END STYLE	REDUCED CENTER LOOP BOTH ENDS
DESIGN TYPE	CLOSED
STYLE DESIGNATOR	CYLINDRICAL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPRING FREE LENGTH	1.970 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
SPRING DEFLECTION RATE	127.000 POUNDS PER INCH NOMINAL LBS
INSIDE DIAMETER	0.604 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN
SURFACE TREATMENT	PASSIVATE OVERALL
COIL HELIX DIRECTION	RIGHT-HAND OR LEFT-HAND

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 552844?

552844 is a SPRING,HELICAL,EXTENSION.

What is the NSN for 552844?

552844 is cataloged in the U.S. Government catalog under NSN 5360-00-914-5383. This indicates validated use in U.S. government and defense supply chains.

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552844 — SPRING,HELICAL,EXTENSION

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