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200426D — GEAR,HELICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

200426D: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_style: PLAIN BOTH ENDS, pitch_diameter: 12.0000 INCHES NOMINAL IN, style_designator: PROTRUDING HUBS, nominal_outside_diameter: 12.247 INCHES IN, material_document_and_classification: SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-240-2809, 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
200426D
NSN: 3020-01-240-2809
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 64104 — DRESSER, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_stylePLAIN BOTH ENDS
pitch_diameter12.0000 INCHES NOMINAL IN
teeth_quantity9
style_designatorPROTRUDING HUBS
nominal_outside_diameter12.247 INCHES IN
material_document_and_classificationSAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3020-01-240-2809
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,HELICAL TITLE COMPONENT PN 200426D MFR GEAR,HELICAL
KEY FEATURES
•
TEETH QUANTITY: 9
•
BORE STYLE: PLAIN BOTH ENDS
•
STYLE DESIGNATOR: PROTRUDING HUBS
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
PITCH DIAMETER: 12.0000 INCHES NOMINAL IN
•
NOMINAL OUTSIDE DIAMETER: 12.247 INCHES IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
TEETH QUANTITY9
BORE STYLEPLAIN BOTH ENDS
STYLE DESIGNATORPROTRUDING HUBS
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER12.0000 INCHES NOMINAL IN
NOMINAL OUTSIDE DIAMETER12.247 INCHES IN
MATERIALSTEEL OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 200426D?
200426D is a GEAR,HELICAL.
What is the NSN for 200426D?
200426D is cataloged in the U.S. Government catalog under NSN 3020-01-240-2809. 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.