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8171720 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8171720: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.661 INCHES NOMINAL IN, shaft_type: STRAIGHT, gear_material: STEEL CORROSION RESISTING, overall_length: 8.812 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES, shaft_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-797-9531, 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
8171720
NSN: 3040-00-797-9531
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
face_width0.661 INCHES NOMINAL IN
shaft_typeSTRAIGHT
gear_materialSTEEL CORROSION RESISTING
overall_length8.812 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
shaft_diameter0.750 INCHES NOMINAL IN
shaft_end_size0.749 INCHES IN
shaft_end_typePLAIN
shaft_materialSTEEL CORROSION RESISTING
teeth_quantity39
diametral_pitch48
special_featuresGEAR 2.400 IN. FROM 1 END IN
NSN3040-00-797-9531
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 8171720 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: STRAIGHT
•
SHAFT MATERIAL: STEEL CORROSION RESISTING
•
SHAFT END SIZE: 0.749 INCHES IN
•
SHAFT DIAMETER: 0.750 INCHES NOMINAL IN
•
TEETH QUANTITY: 39
•
DIAMETRAL PITCH: 48
•
GEAR OUTSIDE DIAMETER: 0.812 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESTRAIGHT
SHAFT MATERIALSTEEL CORROSION RESISTING
SHAFT END SIZE0.749 INCHES IN
SHAFT DIAMETER0.750 INCHES NOMINAL IN
TEETH QUANTITY39
DIAMETRAL PITCH48
GEAR OUTSIDE DIAMETER0.812 INCHES NOMINAL IN
OVERALL LENGTH8.812 INCHES NOMINAL IN
GEAR MATERIALSTEEL CORROSION RESISTING
SHAFT END TYPEPLAIN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8171720?
8171720 is a GEARSHAFT,SPUR.
What is the NSN for 8171720?
8171720 is cataloged in the U.S. Government catalog under NSN 3040-00-797-9531. 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.