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2173943 ✓ 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 6061 OVERALL, body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 1.3750 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 66. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-012-3933, 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
2173943
NSN: 3020-00-012-3933
FSC: 3020
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
body_stylePLAIN, SOLID
tooth_formSTANDARD
pitch_diameter1.3750 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity66
style_designatorPROTRUDING HUB
end_nominal_length0.275 INCHES FIRST END IN
face_nominal_width0.093 INCHES IN
end_nominal_diameter0.313 INCHES FIRST END IN
bore_nominal_diameter0.250 INCHES BOTH ENDS IN
nominal_overall_length0.405 INCHES IN
NSN3020-00-012-3933
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 2173943 MFR GEAR,SPUR
KEY FEATURES
•
PRESSURE ANGLE: 20.0000 DEGREES
•
FIRST STEP NOMINAL DIAMETER: 0.435 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 0.405 INCHES IN
•
BORE NOMINAL DIAMETER: 0.250 INCHES BOTH ENDS IN
•
END NOMINAL DIAMETER: 0.313 INCHES FIRST END IN
•
STYLE DESIGNATOR: PROTRUDING HUB
•
FACE NOMINAL WIDTH: 0.093 INCHES IN
•
END NOMINAL LENGTH: 0.275 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
PRESSURE ANGLE20.0000 DEGREES
FIRST STEP NOMINAL DIAMETER0.435 INCHES FIRST END IN
NOMINAL OVERALL LENGTH0.405 INCHES IN
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS IN
END NOMINAL DIAMETER0.313 INCHES FIRST END IN
STYLE DESIGNATORPROTRUDING HUB
FACE NOMINAL WIDTH0.093 INCHES IN
END NOMINAL LENGTH0.275 INCHES FIRST END IN
MATERIALALUMINUM ALLOY 6061 OVERALL
FIRST STEP NOMINAL LENGTH0.038 INCHES FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
56190Interchangeable
interchangeable cross-reference
interchangeable
101528Interchangeable
interchangeable cross-reference
interchangeable
07-101528Interchangeable
interchangeable cross-reference
interchangeable
101528G1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2173943?
2173943 is a GEAR,SPUR.
What parts can replace 2173943?
There are 4 known substitutes for 2173943: 56190, 101528, 07-101528 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2173943?
2173943 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-012-3933. 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