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Technical Data Sheet
G4-90 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
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: 1.8750 INCHES NOMINAL IN, pressure_angle: 20.0000 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 3020-00-985-3016, 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
G4-90
NSN: 3020-00-985-3016
FSC: 3020
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
pitch_diameter1.8750 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity90
style_designatorPROTRUDING HUB
surface_treatmentANODIZE OVERALL
face_nominal_width0.125 INCHES IN
hub_nominal_diameter0.500 INCHES FIRST END IN
hub_style_designatorPLAIN FIRST END
NSN3020-00-985-3016
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN G4-90 MFR GEAR,SPUR
KEY FEATURES
MOUNTING HOLE TYPE AND QUANTITY: 1 THREADED TRANSVERSELY THROUGH HUB FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TOOTH FORM: STANDARD
BODY STYLE: PLAIN, SOLID
PITCH DIAMETER: 1.8750 INCHES NOMINAL IN
TEETH QUANTITY: 90
FACE NOMINAL WIDTH: 0.125 INCHES IN
SURFACE TREATMENT: ANODIZE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE TYPE AND QUANTITY1 THREADED TRANSVERSELY THROUGH HUB FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TOOTH FORMSTANDARD
BODY STYLEPLAIN, SOLID
PITCH DIAMETER1.8750 INCHES NOMINAL IN
TEETH QUANTITY90
FACE NOMINAL WIDTH0.125 INCHES IN
SURFACE TREATMENTANODIZE OVERALL
MOUNTING HOLE THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
MOUNTING HOLE NOMINAL DIAMETER0.114 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
2330C9005Interchangeable
interchangeable cross-reference
interchangeable
G2-21Interchangeable
interchangeable cross-reference
interchangeable
164-90Interchangeable
interchangeable cross-reference
interchangeable
G4-90Interchangeable
interchangeable cross-reference
interchangeable
GP25-90Interchangeable
interchangeable cross-reference
interchangeable
87-265Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G4-90?
G4-90 is a GEAR,SPUR.
What parts can replace G4-90?
There are 7 known substitutes for G4-90: 2330C9005, G2-21, 164-90 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G4-90?
G4-90 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-985-3016. This indicates validated use in U.S. government and defense supply chains.
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