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PartsTable / COMPONENT / SMB157209
SMB157209 ✓ 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,HELICAL is a the manufacturer industrial component. Key specifications include body_style: WEBBED, OFFSET, SOLIDWEBBED, OFFSET, SOLID, helix_angle: 45.0000 DEGREES45.0000 DEGREES, pitch_diameter: 1.4560 INCHES MINIMUM AND 1.4560 INCHES MINIMUM AND 1.4580 INCHES MAXIMUM1.4580 INCHES MAXIMUM IN, pressure_angle: 14.5000 DEGREES14.5000 DEGREES, teeth_quantity: 3535, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL50.0 ROCKWELL C MAXIMUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-511-4443, 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
SMB157209
NSN: 3020-00-511-4443
FSC: 3020
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
body_styleWEBBED, OFFSET, SOLIDWEBBED, OFFSET, SOLID
helix_angle45.0000 DEGREES45.0000 DEGREES
pitch_diameter1.4560 INCHES MINIMUM AND 1.4560 INCHES MINIMUM AND 1.4580 INCHES MAXIMUM1.4580 INCHES MAXIMUM IN
pressure_angle14.5000 DEGREES14.5000 DEGREES
teeth_quantity3535
hardness_rating45.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL50.0 ROCKWELL C MAXIMUM OVERALL
tooth_directionLEFTLEFT
style_designatorPROTRUDING HUB, RECESSED BODYPROTRUDING HUB, RECESSED BODY
attachment_methodMOUNTING HOLEMOUNTING HOLE
face_nominal_width0.312 INCHES0.312 INCHES IN
hub_nominal_diameter0.625 INCHES FIRST END0.625 INCHES FIRST END IN
bore_nominal_diameter0.3750 INCHES BOTH ENDS0.3750 INCHES BOTH ENDS IN
NSN3020-00-511-4443
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,HELICAL TITLE COMPONENT PN SMB157209 MFR GEAR,HELICAL
KEY FEATURES
•
TEETH QUANTITY: 3535
•
PITCH DIAMETER: 1.4560 INCHES MINIMUM AND 1.4560 INCHES MINIMUM AND 1.4580 INCHES MAXIMUM1.4580 INCHES MAXIMUM IN
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL50.0 ROCKWELL C MAXIMUM OVERALL
•
BODY STYLE: WEBBED, OFFSET, SOLIDWEBBED, OFFSET, SOLID
•
BORE NOMINAL DIAMETER: 0.3750 INCHES BOTH ENDS0.3750 INCHES BOTH ENDS IN
•
TOOTH DIRECTION: LEFTLEFT
•
HUB NOMINAL DIAMETER: 0.625 INCHES FIRST END0.625 INCHES FIRST END IN
•
FACE NOMINAL WIDTH: 0.312 INCHES0.312 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
TEETH QUANTITY3535
PITCH DIAMETER1.4560 INCHES MINIMUM AND 1.4560 INCHES MINIMUM AND 1.4580 INCHES MAXIMUM1.4580 INCHES MAXIMUM IN
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL50.0 ROCKWELL C MAXIMUM OVERALL
BODY STYLEWEBBED, OFFSET, SOLIDWEBBED, OFFSET, SOLID
BORE NOMINAL DIAMETER0.3750 INCHES BOTH ENDS0.3750 INCHES BOTH ENDS IN
TOOTH DIRECTIONLEFTLEFT
HUB NOMINAL DIAMETER0.625 INCHES FIRST END0.625 INCHES FIRST END IN
FACE NOMINAL WIDTH0.312 INCHES0.312 INCHES IN
HELIX ANGLE45.0000 DEGREES45.0000 DEGREES
PRESSURE ANGLE14.5000 DEGREES14.5000 DEGREES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
52509Interchangeable
interchangeable cross-reference
interchangeable
51601Interchangeable
interchangeable cross-reference
interchangeable
B238Interchangeable
interchangeable cross-reference
interchangeable
M31Interchangeable
interchangeable cross-reference
interchangeable
7036150Interchangeable
interchangeable cross-reference
interchangeable
1M5272Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SMB157209?
SMB157209 is a GEAR,HELICAL.
What parts can replace SMB157209?
There are 11 known substitutes for SMB157209: 52509, 51601, B238 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SMB157209?
SMB157209 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-511-4443. 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