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2502813 ✓ 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,ANTIBACKLASH,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 1.5625 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 75. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-031-8519, 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
2502813
NSN: 3020-01-031-8519
FSC: 3020
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
pitch_diameter1.5625 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity75
style_designatorPROTRUDING HUB
attachment_methodMOUNTING HOLE
surface_treatmentPASSIVATE OVERALL
end_nominal_length0.065 INCHES FIRST END IN
face_nominal_width0.104 INCHES IN
end_nominal_diameter0.187 INCHES FIRST END IN
NSN3020-01-031-8519
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,ANTIBACKLASH,SPUR TITLE COMPONENT PN 2502813 MFR GEAR,ANTIBACKLASH,SPUR
KEY FEATURES
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
END NOMINAL LENGTH: 0.065 INCHES FIRST END IN
•
MOUNTING HOLE NOMINAL DIAMETER: 0.343 INCHES AXIALLY THROUGH HUB FIRST END IN
•
TOOTH FORM: STANDARD
•
SECOND STEP NOMINAL DIAMETER: 0.750 INCHES FIRST END IN
•
SECOND STEP NOMINAL LENGTH: 0.030 INCHES FIRST END IN
•
PITCH DIAMETER: 1.5625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
END NOMINAL LENGTH0.065 INCHES FIRST END IN
MOUNTING HOLE NOMINAL DIAMETER0.343 INCHES AXIALLY THROUGH HUB FIRST END IN
TOOTH FORMSTANDARD
SECOND STEP NOMINAL DIAMETER0.750 INCHES FIRST END IN
SECOND STEP NOMINAL LENGTH0.030 INCHES FIRST END IN
PITCH DIAMETER1.5625 INCHES NOMINAL IN
ATTACHMENT METHODMOUNTING HOLE
PRESSURE ANGLE20.0000 DEGREES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
1386Interchangeable
interchangeable cross-reference
interchangeable
A-A-412Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-296Interchangeable
interchangeable cross-reference
interchangeable
714GB17Interchangeable
interchangeable cross-reference
interchangeable
3487Interchangeable
interchangeable cross-reference
interchangeable
357-9637-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2502813?
2502813 is a GEAR,ANTIBACKLASH,SPUR.
What parts can replace 2502813?
There are 8 known substitutes for 2502813: 1386, A-A-412, GGG-D-296 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2502813?
2502813 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-031-8519. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026