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1668303 — GEAR,BEVEL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1668303: GEAR,BEVEL.

The GEAR,BEVEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: STRAIGHT, pitch_angle: 40.0000 DEGREES, pitch_diameter: 1.6250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-618-2374, 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
1668303
NSN: 3020-00-618-2374
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 303 OVERALL
body_stylePLAIN, SOLID
bore_styleW/ KEYWAY BOTH ENDS
teeth_typeSTRAIGHT
pitch_angle40.0000 DEGREES
pitch_diameter1.6250 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity26
style_designatorPERIPHERAL FACE, BACK HUB PROTRUDING
surface_treatmentPASSIVATE OVERALL
face_nominal_width0.282 INCHES IN
hub_nominal_diameter1.250 INCHES SECOND END IN
NSN3020-00-618-2374
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,BEVEL TITLE COMPONENT PN 1668303 MFR GEAR,BEVEL
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.156 INCHES BOTH ENDS IN
•
BORE NOMINAL DIAMETER: 0.812 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 1.250 INCHES SECOND END IN
•
TEETH QUANTITY: 26
•
BODY STYLE: PLAIN, SOLID
•
PITCH ANGLE: 40.0000 DEGREES
•
BORE STYLE: W/ KEYWAY BOTH ENDS
•
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 1.250 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.156 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER0.812 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER1.250 INCHES SECOND END IN
TEETH QUANTITY26
BODY STYLEPLAIN, SOLID
PITCH ANGLE40.0000 DEGREES
BORE STYLEW/ KEYWAY BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.250 INCHES SECOND END IN
TEETH TYPESTRAIGHT
NOMINAL OVERALL LENGTH1.671 INCHES IN
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
766559Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1668303?
1668303 is a GEAR,BEVEL.
What parts can replace 1668303?
There is 1 known substitute for 1668303: 766559. Substitute compatibility should be verified for your specific system.
What is the NSN for 1668303?
1668303 is cataloged in the U.S. Government catalog under NSN 3020-00-618-2374. 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.