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Technical Data Sheet
DD445S4200-81 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEAR ASSEMBLY,SPEED DECREASER is a the manufacturer industrial component. Key specifications include design_type: SINGLE REDUCTION, total_ratio: 1.77 TO 1, input_shaft_type: FLANGE, special_features: SHIP PROPULSION COMPONENTS;GEAR TYPE-HERRINGBONE, features_provided: SHIPBOARD USAGE DESIGN, output_shaft_type: FLANGE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-196-3446, 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
DD445S4200-81
NSN: 3010-00-196-3446
FSC: 3010
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
design_typeSINGLE REDUCTION
total_ratio1.77 TO 1
input_shaft_typeFLANGE
special_featuresSHIP PROPULSION COMPONENTS;GEAR TYPE-HERRINGBONE
features_providedSHIPBOARD USAGE DESIGN
output_shaft_typeFLANGE
lubrication_systemPRESSURE
input_shaft_quantity1
output_shaft_quantity1
end_item_identificationDD445 CLASS SHIP
NSN3010-00-196-3446
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR ASSEMBLY,SPEED DECREASER TITLE COMPONENT PN DD445S4200-81 MFR GEAR ASSEMBLY,SPEED DE
KEY FEATURES
TOTAL RATIO: 1.77 TO 1
FEATURES PROVIDED: SHIPBOARD USAGE DESIGN
OUTPUT SHAFT QUANTITY: 1
INPUT SHAFT QUANTITY: 1
INPUT SHAFT TYPE: FLANGE
LUBRICATION SYSTEM: PRESSURE
TECHNICAL CHARACTERISTICS (FLIS)
TOTAL RATIO1.77 TO 1
FEATURES PROVIDEDSHIPBOARD USAGE DESIGN
OUTPUT SHAFT QUANTITY1
END ITEM IDENTIFICATIONDD445 CLASS SHIP
SPECIAL FEATURESSHIP PROPULSION COMPONENTS;GEAR TYPE-HERRINGBONE
INPUT SHAFT QUANTITY1
INPUT SHAFT TYPEFLANGE
LUBRICATION SYSTEMPRESSURE
DESIGN TYPESINGLE REDUCTION
OUTPUT SHAFT TYPEFLANGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
8516312Interchangeable
interchangeable cross-reference
interchangeable
M80042Interchangeable
interchangeable cross-reference
interchangeable
80042-2Interchangeable
interchangeable cross-reference
interchangeable
8540PC22Interchangeable
interchangeable cross-reference
interchangeable
B7963-001-130Interchangeable
interchangeable cross-reference
interchangeable
1080G6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DD445S4200-81?
DD445S4200-81 is a GEAR ASSEMBLY,SPEED DECREASER.
What parts can replace DD445S4200-81?
There are 9 known substitutes for DD445S4200-81: 8516312, M80042, 80042-2 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DD445S4200-81?
DD445S4200-81 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-196-3446. This indicates validated use in U.S. government and defense supply chains.
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