PartsTable
Technical Data Sheet

B818 15/16 — SPROCKET WHEEL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

B818 15/16: SPROCKET WHEEL.

The SPROCKET WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1040, bore_type: STRAIGHT, face_width: 0.575 INCHES NOMINAL IN, bore_length: 1.625 INCHES NOMINAL IN, design_form: PLAIN, tooth_pitch: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-040-8853, 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
B818 15/16
NSN: 3020-01-040-8853
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 76474 — EMERSON POWER TRANSMISSION CORPORATION DIV EPT (USA)
SPECIFICATIONS
materialSTEEL COMP 1040
bore_typeSTRAIGHT
face_width0.575 INCHES NOMINAL IN
bore_length1.625 INCHES NOMINAL IN
design_formPLAIN
tooth_pitch1.000 INCHES NOMINAL IN
bore_diameter0.937 INCHES NOMINAL IN
overall_length1.625 INCHES NOMINAL IN
pitch_diameter5.759 INCHES NOMINAL IN
outside_diameter6.271 INCHES NOMINAL IN
special_featuresTOOTH WIDTH SHAVED FLAT AT HUB SIDE
style_designatorPLAIN
NSN3020-01-040-8853
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPROCKET WHEEL TITLE COMPONENT PN B818 15/16 MFR SPROCKET WHEEL
KEY FEATURES
•
HUB OUTSIDE DIAMETER: 4.000 INCHES NOMINAL AA END IN
•
BORE LENGTH: 1.625 INCHES NOMINAL IN
•
DESIGN FORM: PLAIN
•
TOOTH PITCH: 1.000 INCHES NOMINAL IN
•
ASA STANDARD CHAIN NUMBER: 80
•
OUTSIDE DIAMETER: 6.271 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1040 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
HUB OUTSIDE DIAMETER4.000 INCHES NOMINAL AA END IN
BORE LENGTH1.625 INCHES NOMINAL IN
DESIGN FORMPLAIN
TOOTH PITCH1.000 INCHES NOMINAL IN
ASA STANDARD CHAIN NUMBER80
OUTSIDE DIAMETER6.271 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1040 ASSN STD SINGLE MATERIAL RESPONSE
PITCH DIAMETER5.759 INCHES NOMINAL IN
OVERALL LENGTH1.625 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
3022523Same 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 B818 15/16?
B818 15/16 is a SPROCKET WHEEL.
What parts can replace B818 15/16?
There is 1 known substitute for B818 15/16: 3022523. Substitute compatibility should be verified for your specific system.
What is the NSN for B818 15/16?
B818 15/16 is cataloged in the U.S. Government catalog under NSN 3020-01-040-8853. 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.