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6779799 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6779799: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.540 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL, overall_length: 7.320 INCHES NOMINAL IN, pressure_angle: 25.0000 DEGREES, shaft_end_size: 0.985 INCHES AND 1.296 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-080-7019, 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
6779799
NSN: 3040-00-080-7019
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 73342 — ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC (USA)
SPECIFICATIONS
face_width0.540 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL
overall_length7.320 INCHES NOMINAL IN
pressure_angle25.0000 DEGREES
shaft_end_size0.985 INCHES AND 1.296 INCHES IN
shaft_end_typePLAIN AND SPLINED STRAIGHT
shaft_materialSTEEL
hardness_rating32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM GEAR
gear_outside_diameter6.773 INCHES NOMINAL IN
gear_location_on_shaftOFF CENTER BETWEEN ENDS OF SHAFT
shaft_largest_diameter1.378 INCHES NOMINAL IN
NSN3040-00-080-7019
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 6779799 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL
•
SHAFT LARGEST DIAMETER: 1.378 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.985 INCHES AND 1.296 INCHES IN
•
GEAR OUTSIDE DIAMETER: 6.773 INCHES NOMINAL IN
•
LONGER SHAFT SEGMENT LENGTH: 4.320 INCHES NOMINAL IN
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM GEAR
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL
SHAFT LARGEST DIAMETER1.378 INCHES NOMINAL IN
SHAFT END SIZE0.985 INCHES AND 1.296 INCHES IN
GEAR OUTSIDE DIAMETER6.773 INCHES NOMINAL IN
LONGER SHAFT SEGMENT LENGTH4.320 INCHES NOMINAL IN
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM GEAR
OVERALL LENGTH7.320 INCHES NOMINAL IN
GEAR MATERIALSTEEL
SHAFT END TYPEPLAIN AND SPLINED STRAIGHT
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 6779799?
6779799 is a GEARSHAFT,SPUR.
What is the NSN for 6779799?
6779799 is cataloged in the U.S. Government catalog under NSN 3040-00-080-7019. 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.