PartsTable
Technical Data Sheet

40B12TI-1/2 — SPROCKET WHEEL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

40B12TI-1/2: SPROCKET WHEEL.

The SPROCKET WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL, bore_type: STRAIGHT, design_form: PLAIN, tooth_pitch: 0.500 INCHES NOMINAL IN, bore_diameter: 0.500 INCHES NOMINAL IN, style_designator: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-386-8074, 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
40B12TI-1/2
NSN: 3020-01-386-8074
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
materialSTEEL
bore_typeSTRAIGHT
design_formPLAIN
tooth_pitch0.500 INCHES NOMINAL IN
bore_diameter0.500 INCHES NOMINAL IN
style_designatorPLAIN
teeth_row_quantity1
teeth_quantity_per_row12
end_item_identification3910-01-376-0431
protruding_hub_characteristicPLAIN
NSN3020-01-386-8074
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPROCKET WHEEL TITLE COMPONENT PN 40B12TI-1/2 MFR SPROCKET WHEEL
KEY FEATURES
•
DESIGN FORM: PLAIN
•
TOOTH PITCH: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
BORE TYPE: STRAIGHT
•
TEETH ROW QUANTITY: 1
•
TEETH QUANTITY PER ROW: 12
•
PROTRUDING HUB CHARACTERISTIC: PLAIN
TECHNICAL CHARACTERISTICS
DESIGN FORMPLAIN
TOOTH PITCH0.500 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
BORE TYPESTRAIGHT
TEETH ROW QUANTITY1
TEETH QUANTITY PER ROW12
PROTRUDING HUB CHARACTERISTICPLAIN
END ITEM IDENTIFICATION3910-01-376-0431
BORE DIAMETER0.500 INCHES NOMINAL IN
MATERIALSTEEL
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.
3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072
SUBSTITUTES & CROSS-REFERENCES 2
40B12TIReference document
Same NSN cross-reference
Reference document — Secondary reference
40B12T1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40B12TI-1/2?
40B12TI-1/2 is a SPROCKET WHEEL.
What parts can replace 40B12TI-1/2?
There are 2 known substitutes for 40B12TI-1/2: 40B12TI, 40B12T1. Substitute compatibility should be verified for your specific system.
What is the NSN for 40B12TI-1/2?
40B12TI-1/2 is cataloged in the U.S. Government catalog under NSN 3020-01-386-8074. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.