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715556-1 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

715556-1: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.590 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 4340, overall_length: 4.294 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.400 INCHES AND 0.210 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-343-3699, 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
715556-1
NSN: 3040-01-343-3699
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 072E5 — VERTEX MODERNIZATION AND SUSTAINMENT LLC (USA)
SPECIFICATIONS
face_width0.590 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL COMP 4340
overall_length4.294 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size0.400 INCHES AND 0.210 INCHES IN
shaft_end_typeKEYWAY WOODRUFF AND THREADED EXTERNAL
shaft_materialSTEEL COMP 4340
teeth_quantity25
diametral_pitch20
gear_outside_diameter1.350 INCHES NOMINAL IN
gear_location_on_shaftOFF CENTER BETWEEN ENDS OF SHAFT
NSN3040-01-343-3699
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 715556-1 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 4340
•
SHAFT LARGEST DIAMETER: 0.500 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.400 INCHES AND 0.210 INCHES IN
•
TEETH QUANTITY: 25
•
DIAMETRAL PITCH: 20
•
GEAR OUTSIDE DIAMETER: 1.350 INCHES NOMINAL IN
•
LONGER SHAFT SEGMENT LENGTH: 3.095 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 4340
SHAFT LARGEST DIAMETER0.500 INCHES NOMINAL IN
SHAFT END SIZE0.400 INCHES AND 0.210 INCHES IN
TEETH QUANTITY25
DIAMETRAL PITCH20
GEAR OUTSIDE DIAMETER1.350 INCHES NOMINAL IN
LONGER SHAFT SEGMENT LENGTH3.095 INCHES NOMINAL IN
OVERALL LENGTH4.294 INCHES NOMINAL IN
GEAR MATERIALSTEEL COMP 4340
SUBSTITUTES & CROSS-REFERENCES 1
715556Reference 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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 715556-1?
715556-1 is a GEARSHAFT,SPUR.
What parts can replace 715556-1?
There is 1 known substitute for 715556-1: 715556. Substitute compatibility should be verified for your specific system.
What is the NSN for 715556-1?
715556-1 is cataloged in the U.S. Government catalog under NSN 3040-01-343-3699. 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.