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B434-8205-31 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

B434-8205-31: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 3.000 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: NICKEL ALLOY, overall_length: 13.310 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 1.000 INCHES AND 0.750 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-504-9110, 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
B434-8205-31
NSN: 3040-01-504-9110
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
face_width3.000 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialNICKEL ALLOY
overall_length13.310 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size1.000 INCHES AND 0.750 INCHES IN
shaft_end_typeBEARING SEAT AND SQUARE
shaft_materialNICKEL ALLOY
teeth_quantity18
diametral_pitch6
special_featuresUSED ON THE WINCH ASSEMBLY, PORT & STARBOARD SIDE
gear_outside_diameter3.327 INCHES MINIMUM AND 3.332 INCHES MAXIMUM IN
NSN3040-01-504-9110
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN B434-8205-31 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: NICKEL ALLOY
•
SHAFT LARGEST DIAMETER: 2.250 INCHES NOMINAL IN
•
SHAFT END SIZE: 1.000 INCHES AND 0.750 INCHES IN
•
TEETH QUANTITY: 18
•
DIAMETRAL PITCH: 6
•
GEAR OUTSIDE DIAMETER: 3.327 INCHES MINIMUM AND 3.332 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALNICKEL ALLOY
SHAFT LARGEST DIAMETER2.250 INCHES NOMINAL IN
SHAFT END SIZE1.000 INCHES AND 0.750 INCHES IN
TEETH QUANTITY18
DIAMETRAL PITCH6
GEAR OUTSIDE DIAMETER3.327 INCHES MINIMUM AND 3.332 INCHES MAXIMUM IN
OVERALL LENGTH13.310 INCHES NOMINAL IN
GEAR MATERIALNICKEL ALLOY
SHAFT END TYPEBEARING SEAT AND SQUARE
SUBSTITUTES & CROSS-REFERENCES 4
7409253Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
B434-8212-10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
596-7410365-31Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7410365Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 B434-8205-31?
B434-8205-31 is a GEARSHAFT,SPUR.
What parts can replace B434-8205-31?
There are 4 known substitutes for B434-8205-31: 7409253, B434-8212-10, 596-7410365-31 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B434-8205-31?
B434-8205-31 is cataloged in the U.S. Government catalog under NSN 3040-01-504-9110. 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.