PartsTable
Technical Data Sheet
Download PDF

520734 — GEAR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

520734: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 3.3125 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-294-8639, 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
520734
NSN: 3020-00-294-8639
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
body_stylePLAIN, SOLID
bore_styleW/ KEYWAY BOTH ENDS
tooth_formSTANDARD
pitch_diameter3.3125 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity106
style_designatorPROTRUDING HUBS
face_nominal_width0.188 INCHES IN
hub_nominal_diameter1.000 INCHES SECOND END IN
hub_style_designatorPLAIN BOTH ENDS
keyway_nominal_width0.126 INCHES BOTH ENDS IN
NSN3020-00-294-8639
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 520734 MFR GEAR,SPUR
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.126 INCHES BOTH ENDS IN
•
BORE NOMINAL DIAMETER: 0.625 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 1.000 INCHES SECOND END IN
•
TEETH QUANTITY: 106
•
BODY STYLE: PLAIN, SOLID
•
BORE STYLE: W/ KEYWAY BOTH ENDS
•
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.250 INCHES BOTH ENDS IN
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.126 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER0.625 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER1.000 INCHES SECOND END IN
HUB NOMINAL DIAMETER1.000 INCHES FIRST END IN
TEETH QUANTITY106
BODY STYLEPLAIN, SOLID
BORE STYLEW/ KEYWAY BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES BOTH ENDS IN
NOMINAL OVERALL LENGTH0.688 INCHES IN
STYLE DESIGNATORPROTRUDING HUBS
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072
SUBSTITUTES & CROSS-REFERENCES 1
M5117509Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 520734?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 520734?
520734 is a GEAR,SPUR.
What parts can replace 520734?
There is 1 known substitute for 520734: M5117509. Substitute compatibility should be verified for your specific system.
What is the NSN for 520734?
520734 is cataloged in the U.S. Government catalog under NSN 3020-00-294-8639. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 520734

✓ 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.