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1854752 — GEAR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1854752: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: RUBBER OVERALL, hole_diameter: 0.189 INCHES MINIMUM AND 0.202 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 3.120 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 2.060 INCHES NOMINAL IN, bolt_circle_diameter: 2.360 INCHES MINIMUM AND 2.400 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-585-1879, 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
1854752
NSN: 3020-00-585-1879
NIINs: 005851879, 010775847
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER OVERALL
hole_diameter0.189 INCHES MINIMUM AND 0.202 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter3.120 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter2.060 INCHES NOMINAL IN
bolt_hole_quantity4
bolt_circle_diameter2.360 INCHES MINIMUM AND 2.400 INCHES MAXIMUM IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleCLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL
NSN3020-00-585-1879
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 1854752 MFR GEAR,SPUR
KEY FEATURES
•
KEYWAY NOMINAL WIDTH: 0.249 INCHES BOTH ENDS IN
•
BORE NOMINAL DIAMETER: 1.124 INCHES BOTH ENDS IN
•
TEETH QUANTITY: 28
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
BODY STYLE: PLAIN, SOLID
•
BORE STYLE: W/ KEYWAY BOTH ENDS
•
HARDNESS RATING: 44.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM TEETH
•
STYLE DESIGNATOR: HUBLESS
TECHNICAL CHARACTERISTICS
KEYWAY NOMINAL WIDTH0.249 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER1.124 INCHES BOTH ENDS IN
TEETH QUANTITY28
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
BODY STYLEPLAIN, SOLID
BORE STYLEW/ KEYWAY BOTH ENDS
HARDNESS RATING44.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM TEETH
STYLE DESIGNATORHUBLESS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER2.0000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
340555Same 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 1854752?
1854752 is a GEAR,SPUR.
What parts can replace 1854752?
There is 1 known substitute for 1854752: 340555. Substitute compatibility should be verified for your specific system.
What is the NSN for 1854752?
1854752 is cataloged in the U.S. Government catalog under NSN 3020-00-585-1879. 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.