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Technical Data Sheet
PartsTable / COMPONENT / SM-B-187463
SM-B-187463 ✓ 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 body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 2.1520 INCHES MINIMUM AND 2.1540 INCHES MAXIMUM IN, pressure_angle: 14.5000 DEGREES, teeth_quantity: 60, style_designator: HUBLESS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-523-8665, 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
SM-B-187463
NSN: 3020-00-523-8665
FSC: 3020
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
body_stylePLAIN, SOLID
tooth_formSTANDARD
pitch_diameter2.1520 INCHES MINIMUM AND 2.1540 INCHES MAXIMUM IN
pressure_angle14.5000 DEGREES
teeth_quantity60
style_designatorHUBLESS
face_nominal_width0.187 INCHES IN
bore_nominal_diameter0.313 INCHES BOTH ENDS IN
NSN3020-00-523-8665
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN SM-B-187463 MFR GEAR,SPUR
KEY FEATURES
•
PRESSURE ANGLE: 14.5000 DEGREES
•
BODY STYLE: PLAIN, SOLID
•
TEETH QUANTITY: 60
•
STYLE DESIGNATOR: HUBLESS
•
BORE NOMINAL DIAMETER: 0.313 INCHES BOTH ENDS IN
•
TOOTH FORM: STANDARD
•
PITCH DIAMETER: 2.1520 INCHES MINIMUM AND 2.1540 INCHES MAXIMUM IN
•
FACE NOMINAL WIDTH: 0.187 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
PRESSURE ANGLE14.5000 DEGREES
BODY STYLEPLAIN, SOLID
TEETH QUANTITY60
STYLE DESIGNATORHUBLESS
BORE NOMINAL DIAMETER0.313 INCHES BOTH ENDS IN
TOOTH FORMSTANDARD
PITCH DIAMETER2.1520 INCHES MINIMUM AND 2.1540 INCHES MAXIMUM IN
FACE NOMINAL WIDTH0.187 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
PB146-1Interchangeable
interchangeable cross-reference
interchangeable
56274Interchangeable
interchangeable cross-reference
interchangeable
1941866Interchangeable
interchangeable cross-reference
interchangeable
4641Interchangeable
interchangeable cross-reference
interchangeable
56274AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-187463?
SM-B-187463 is a GEAR,SPUR.
What parts can replace SM-B-187463?
There are 5 known substitutes for SM-B-187463: PB146-1, 56274, 1941866 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-187463?
SM-B-187463 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-523-8665. 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