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3704871 — PULLEY,GROOVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3704871: PULLEY,GROOVE.

The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include diameter: 0.4435 INCHES MINIMUM AND 0.4440 INCHES MAXIMUM IN, material: STEEL, thickness: 0.410 INCHES NOMINAL IN, machined_surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-611-9326, 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
3704871
NSN: 3020-00-611-9326
NIINs: 006119326, 011945294
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
diameter0.4435 INCHES MINIMUM AND 0.4440 INCHES MAXIMUM IN
materialSTEEL
thickness0.410 INCHES NOMINAL IN
machined_surface_finishGROUND
NSN3020-00-611-9326
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PULLEY,GROOVE TITLE COMPONENT PN 3704871 MFR PULLEY,GROOVE
KEY FEATURES
•
INTEGRAL COOLING VANE: NOT INCLUDED
•
HUB OUTSIDE DIAMETER: 0.2810 INCHES NOMINAL BOTH ENDS IN
•
BORE FEATURE: INCLUDED
•
BEARING QUANTITY: 1
•
SPLIT HUB FEATURE: NOT INCLUDED
•
BORE LENGTH: 0.2810 INCHES NOMINAL IN
•
DESIGN FORM: PLAIN
•
GROOVE RADIUS: 0.052 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INTEGRAL COOLING VANENOT INCLUDED
HUB OUTSIDE DIAMETER0.2810 INCHES NOMINAL BOTH ENDS IN
BORE FEATUREINCLUDED
BEARING QUANTITY1
SPLIT HUB FEATURENOT INCLUDED
BORE LENGTH0.2810 INCHES NOMINAL IN
DESIGN FORMPLAIN
GROOVE RADIUS0.052 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
GROOVE SHAPEU
OUTSIDE DIAMETER6.000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 3704871?
3704871 is a PULLEY,GROOVE.
What is the NSN for 3704871?
3704871 is cataloged in the U.S. Government catalog under NSN 3020-00-611-9326. 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.