The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, bore_style: INVOLUTE SPLINE BOTH ENDS, pitch_diameter: 1.5000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 48, spline_quantity: 20 BOTH ENDS. This part is cataloged in the U.S.
Government catalog under NSN 3020-01-126-4935, 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
409B123
NSN:3020-01-126-4935 FSC:3020 — Gears, Pulleys, Sprockets, and Transmission Chain CAGE:17472 — EATON AEROSPACE LLC DBA EATON INOAC DIV FUEL & MOTION CONTROL SYSTEMS DIVISION (USA)
SPECIFICATIONS
material
STEEL COMP 4340 OVERALL
bore_style
INVOLUTE SPLINE BOTH ENDS
pitch_diameter
1.5000 INCHES NOMINAL IN
pressure_angle
20.0000 DEGREES
teeth_quantity
48
spline_quantity
20 BOTH ENDS
bore_nominal_diameter
0.455 INCHES BOTH ENDS IN
spline_pitch_diameter
0.4167 INCHES NOMINAL BOTH ENDS IN
nominal_outside_diameter
1.563 INCHES IN
material_document_and_classification
MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN
3020-01-126-4935
COMPONENT DIAGRAM
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.455 INCHES BOTH ENDS IN
•
TEETH QUANTITY: 48
•
BORE STYLE: INVOLUTE SPLINE BOTH ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PITCH DIAMETER: 1.5000 INCHES NOMINAL IN
•
SPLINE QUANTITY: 20 BOTH ENDS
•
NOMINAL OUTSIDE DIAMETER: 1.563 INCHES IN
•
PRESSURE ANGLE: 20.0000 DEGREES
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER
0.455 INCHES BOTH ENDS IN
TEETH QUANTITY
48
BORE STYLE
INVOLUTE SPLINE BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER
1.5000 INCHES NOMINAL IN
SPLINE QUANTITY
20 BOTH ENDS
NOMINAL OUTSIDE DIAMETER
1.563 INCHES IN
PRESSURE ANGLE
20.0000 DEGREES
MATERIAL
STEEL COMP 4340 OVERALL
SPLINE PITCH DIAMETER
0.4167 INCHES NOMINAL BOTH ENDS IN
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 409B123?
409B123 is a GEAR,SPUR.
What parts can replace 409B123?
There is 1 known substitute for 409B123: 10106665. Substitute compatibility should be verified for your specific system.
What is the NSN for 409B123?
409B123 is cataloged in the U.S. Government catalog under NSN 3020-01-126-4935. This indicates validated use in U.S. government and defense supply chains.
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