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50A19 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SPROCKET WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL, bore_type: STRAIGHT, face_width: 0.343 INCHES NOMINAL IN, bore_length: 0.343 INCHES NOMINAL IN, design_form: PLAIN, tooth_pitch: 0.625 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-307-7407, 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
50A19
NSN: 3020-01-307-7407
FSC: 3020
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
materialSTEEL
bore_typeSTRAIGHT
face_width0.343 INCHES NOMINAL IN
bore_length0.343 INCHES NOMINAL IN
design_formPLAIN
tooth_pitch0.625 INCHES NOMINAL IN
bore_diameter0.625 INCHES NOMINAL IN
pitch_diameter3.797 INCHES NOMINAL IN
outside_diameter4.120 INCHES NOMINAL IN
style_designatorPLAIN
teeth_row_quantity1
teeth_quantity_per_row19
NSN3020-01-307-7407
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPROCKET WHEEL TITLE COMPONENT PN 50A19 MFR SPROCKET WHEEL
KEY FEATURES
•
BORE DIAMETER: 0.625 INCHES NOMINAL IN
•
BORE LENGTH: 0.343 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 4.120 INCHES NOMINAL IN
•
TEETH ROW QUANTITY: 1
•
HARDNESS RATING TEST METHOD: NOT RATED
•
MATERIAL: STEEL
•
STYLE DESIGNATOR: PLAIN
•
TEETH QUANTITY PER ROW: 19
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.625 INCHES NOMINAL IN
BORE LENGTH0.343 INCHES NOMINAL IN
OUTSIDE DIAMETER4.120 INCHES NOMINAL IN
TEETH ROW QUANTITY1
HARDNESS RATING TEST METHODNOT RATED
MATERIALSTEEL
STYLE DESIGNATORPLAIN
TEETH QUANTITY PER ROW19
TOOTH PITCH0.625 INCHES NOMINAL IN
DESIGN FORMPLAIN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
49007Interchangeable
interchangeable cross-reference
interchangeable
49743-55PC340Interchangeable
interchangeable cross-reference
interchangeable
49007-10Interchangeable
interchangeable cross-reference
interchangeable
12456-7Interchangeable
interchangeable cross-reference
interchangeable
695781-7Interchangeable
interchangeable cross-reference
interchangeable
900-61002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50A19?
50A19 is a SPROCKET WHEEL.
What parts can replace 50A19?
There are 10 known substitutes for 50A19: 49007, 49743-55PC340, 49007-10 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50A19?
50A19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-307-7407. 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