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Technical Data Sheet

41B12 1/2-15522 — SPROCKET WHEEL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

41B12 1/2-15522: SPROCKET WHEEL.

The SPROCKET WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL, bore_type: STRAIGHT, face_width: 0.2270 INCHES NOMINAL IN, bore_length: 0.8750 INCHES NOMINAL IN, design_form: PLAIN, tooth_pitch: 0.5000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-439-2313, 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
41B12 1/2-15522
NSN: 3020-01-439-2313
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
materialSTEEL
quantity1
bore_typeSTRAIGHT
face_width0.2270 INCHES NOMINAL IN
bore_length0.8750 INCHES NOMINAL IN
design_formPLAIN
tooth_pitch0.5000 INCHES NOMINAL IN
keyway_width0.1250 INCHES NOMINAL IN
bore_diameter0.5000 INCHES NOMINAL IN
overall_length0.8750 INCHES NOMINAL IN
pitch_diameter1.9320 INCHES NOMINAL IN
furnished_itemsKEYING FACILITY
NSN3020-01-439-2313
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPROCKET WHEEL TITLE COMPONENT PN 41B12 1/2-15522 MFR SPROCKET WHEEL
KEY FEATURES
•
HUB OUTSIDE DIAMETER: 1.5940 INCHES NOMINAL BB END IN
•
SECURING METHOD: SETSCREW
•
BORE LENGTH: 0.8750 INCHES NOMINAL IN
•
DESIGN FORM: PLAIN
•
TOOTH PITCH: 0.5000 INCHES NOMINAL IN
•
ASA STANDARD CHAIN NUMBER: 41-1
•
OUTSIDE DIAMETER: 2.1700 INCHES NOMINAL IN
•
KEYING FACILITY TYPE: KEYWAY
TECHNICAL CHARACTERISTICS
HUB OUTSIDE DIAMETER1.5940 INCHES NOMINAL BB END IN
SECURING METHODSETSCREW
BORE LENGTH0.8750 INCHES NOMINAL IN
DESIGN FORMPLAIN
TOOTH PITCH0.5000 INCHES NOMINAL IN
ASA STANDARD CHAIN NUMBER41-1
OUTSIDE DIAMETER2.1700 INCHES NOMINAL IN
KEYING FACILITY TYPEKEYWAY
QUANTITY1
STYLE DESIGNATORPLAIN
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
41B12 1/2IN.BORE KW1/8X1/16Reference document
Same NSN cross-reference
Reference document — Secondary reference
B29.1 41B12-1/2"BORE KW1/8X1/16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 41B12 1/2-15522?
41B12 1/2-15522 is a SPROCKET WHEEL.
What parts can replace 41B12 1/2-15522?
There are 2 known substitutes for 41B12 1/2-15522: 41B12 1/2IN.BORE KW1/8X1/16, B29.1 41B12-1/2"BORE KW1/8X1/16. Substitute compatibility should be verified for your specific system.
What is the NSN for 41B12 1/2-15522?
41B12 1/2-15522 is cataloged in the U.S. Government catalog under NSN 3020-01-439-2313. 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.