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Technical Data Sheet
1850843 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 2.0416 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-946-0573, 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
1850843
NSN: 3020-00-946-0573
FSC: 3020
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
pitch_diameter2.0416 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
teeth_quantity98
style_designatorPROTRUDING HUB
attachment_methodMOUNTING HOLE
surface_treatmentANODIZE OVERALL
face_nominal_width0.125 INCHES IN
hub_nominal_diameter0.500 INCHES FIRST END IN
NSN3020-00-946-0573
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 1850843 MFR GEAR,SPUR
KEY FEATURES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
ATTACHMENT METHOD: MOUNTING HOLE
PRECISION CLASSIFICATION: QUALITY NUMBER 10 OR QUALITY NUMBER 11
PRESSURE ANGLE: 14.5000 DEGREES
MOUNTING HOLE THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
MOUNTING HOLE TYPE AND QUANTITY: 1 THREADED TRANSVERSELY THROUGH HUB FIRST END
BODY STYLE: PLAIN, SOLID
BORE NOMINAL DIAMETER: 0.250 INCHES BOTH ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
ATTACHMENT METHODMOUNTING HOLE
PRECISION CLASSIFICATIONQUALITY NUMBER 10 OR QUALITY NUMBER 11
PRESSURE ANGLE14.5000 DEGREES
MOUNTING HOLE THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
MOUNTING HOLE TYPE AND QUANTITY1 THREADED TRANSVERSELY THROUGH HUB FIRST END
BODY STYLEPLAIN, SOLID
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS IN
FACE NOMINAL WIDTH0.125 INCHES IN
TEETH QUANTITY98
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
SM-B-933877Interchangeable
interchangeable cross-reference
interchangeable
10498Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQA200-3Interchangeable
interchangeable cross-reference
interchangeable
BAC1503-1632Interchangeable
interchangeable cross-reference
interchangeable
SL4639PC153Interchangeable
interchangeable cross-reference
interchangeable
SL5673PC153Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1850843?
1850843 is a GEAR,SPUR.
What parts can replace 1850843?
There are 7 known substitutes for 1850843: SM-B-933877, 10498, AMS-QQA200-3 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1850843?
1850843 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-946-0573. This indicates validated use in U.S. government and defense supply chains.
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