The SPROCKET WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL, bore_type: STRAIGHT, face_width: 0.284 INCHES NOMINAL IN, bore_length: 1.000 INCHES NOMINAL IN, design_form: PLAIN, tooth_pitch: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 3020-01-421-4719, 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
40B21-1
NSN:3020-01-421-4719 FSC:3020 — Gears, Pulleys, Sprockets, and Transmission Chain CAGE:71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
material
STEEL
quantity
1
bore_type
STRAIGHT
face_width
0.284 INCHES NOMINAL IN
bore_length
1.000 INCHES NOMINAL IN
design_form
PLAIN
tooth_pitch
0.500 INCHES NOMINAL IN
keyway_width
0.250 INCHES NOMINAL IN
bore_diameter
1.000 INCHES NOMINAL IN
overall_length
1.000 INCHES NOMINAL IN
pitch_diameter
3.355 INCHES NOMINAL IN
furnished_items
KEYING FACILITY
NSN
3020-01-421-4719
COMPONENT DIAGRAM
KEY FEATURES
•
BORE LENGTH: 1.000 INCHES NOMINAL IN
•
DESIGN FORM: PLAIN
•
TOOTH PITCH: 0.500 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 3.824 INCHES NOMINAL IN
•
KEYING FACILITY TYPE: KEYWAY
•
QUANTITY: 1
•
STYLE DESIGNATOR: PLAIN
•
PITCH DIAMETER: 3.355 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BORE LENGTH
1.000 INCHES NOMINAL IN
DESIGN FORM
PLAIN
TOOTH PITCH
0.500 INCHES NOMINAL IN
OUTSIDE DIAMETER
3.824 INCHES NOMINAL IN
KEYING FACILITY TYPE
KEYWAY
QUANTITY
1
STYLE DESIGNATOR
PLAIN
PITCH DIAMETER
3.355 INCHES NOMINAL IN
OVERALL LENGTH
1.000 INCHES NOMINAL IN
BORE TYPE
STRAIGHT
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 40B21-1?
40B21-1 is a SPROCKET WHEEL.
What is the NSN for 40B21-1?
40B21-1 is cataloged in the U.S. Government catalog under NSN 3020-01-421-4719. This indicates validated use in U.S. government and defense supply chains.
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