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174806 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

174806: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.400 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 4340, overall_length: 2.168 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.781 INCHES AND 0.472 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-359-5372, 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
174806
NSN: 3040-01-359-5372
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
face_width0.400 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL COMP 4340
overall_length2.168 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size0.781 INCHES AND 0.472 INCHES IN
shaft_end_typeCIRCULAR GROOVED AND PLAIN
shaft_materialSTEEL COMP 4340
teeth_quantity16
diametral_pitch24
hardness_rating39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MINIMUM OVERALL
gear_outside_diameter0.779 INCHES NOMINAL IN
NSN3040-01-359-5372
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 174806 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 4340
•
SHAFT LARGEST DIAMETER: 0.900 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.781 INCHES AND 0.472 INCHES IN
•
TEETH QUANTITY: 16
•
DIAMETRAL PITCH: 24
•
GEAR OUTSIDE DIAMETER: 0.779 INCHES NOMINAL IN
•
LONGER SHAFT SEGMENT LENGTH: 1.445 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 4340
SHAFT LARGEST DIAMETER0.900 INCHES NOMINAL IN
SHAFT END SIZE0.781 INCHES AND 0.472 INCHES IN
TEETH QUANTITY16
DIAMETRAL PITCH24
GEAR OUTSIDE DIAMETER0.779 INCHES NOMINAL IN
LONGER SHAFT SEGMENT LENGTH1.445 INCHES NOMINAL IN
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MINIMUM OVERALL
OVERALL LENGTH2.168 INCHES NOMINAL IN
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 174806?
174806 is a GEARSHAFT,SPUR.
What is the NSN for 174806?
174806 is cataloged in the U.S. Government catalog under NSN 3040-01-359-5372. 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.