181873 — GEAR CLUSTER,INTERNAL-EXTERNAL,S

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

181873: GEAR CLUSTER,INTERNAL-EXTERNAL,S.

GEAR CLUSTER,INTERNAL-EXTERNAL,S. Key specifications include special_features: WEAPON SYSTEM ESSENTIAL, end_item_identification: F/A-18 HORNET AIRCRAFT, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-130-6763, 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

181873

NSN: 3020-01-130-6763
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 71791 — CURTISS-WRIGHT CONTROLS, INC. DBA CURTISS WRIGHT DIV ACTUATION DIVISION (USA)

SPECIFICATIONS

special_features	WEAPON SYSTEM ESSENTIAL
end_item_identification	F/A-18 HORNET AIRCRAFT
criticality_code_justification	FEAT
NSN	3020-01-130-6763

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,OVERALL;0.6700 IN. O/A LG;1.480 IN. OD HUB ONE END;0.251 IN. DEEP,1.312 IN.OD COUNTERBORE LOCATED ON HUB END;EXTERNAL GEAR,80 TEETH;25 DEG PRESSURE ANGLE,48 DIAMETRAL PITCH;1.6667 IN. PITCH DIA;INTERNAL GEAR,58 TEETH;44 DIAMETRAL PITCH;25 DEG PRESSURE ANGLE;1.3182 IN. PITCH DIA IN

•

CRITICALITY CODE JUSTIFICATION: FEAT

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION	STEEL,OVERALL;0.6700 IN. O/A LG;1.480 IN. OD HUB ONE END;0.251 IN. DEEP,1.312 IN.OD COUNTERBORE LOCATED ON HUB END;EXTERNAL GEAR,80 TEETH;25 DEG PRESSURE ANGLE,48 DIAMETRAL PITCH;1.6667 IN. PITCH DIA;INTERNAL GEAR,58 TEETH;44 DIAMETRAL PITCH;25 DEG PRESSURE ANGLE;1.3182 IN. PITCH DIA IN
CRITICALITY CODE JUSTIFICATION	FEAT
SPECIAL FEATURES	WEAPON SYSTEM ESSENTIAL
END ITEM IDENTIFICATION	F/A-18 HORNET AIRCRAFT

OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072

SUBSTITUTES & CROSS-REFERENCES 2

10153943Reference document

Same NSN cross-reference

Reference document — Informative reference only

181873-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 181873?

181873 is a GEAR CLUSTER,INTERNAL-EXTERNAL,S.

What parts can replace 181873?

There are 2 known substitutes for 181873: 10153943, 181873-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 181873?

181873 is cataloged in the U.S. Government catalog under NSN 3020-01-130-6763. This indicates validated use in U.S. government and defense supply chains.

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181873 — GEAR CLUSTER,INTERNAL-EXTERNAL,S

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