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PartsTable / COMPONENT / D4390-7
D4390-7 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BELT,ROUND is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC BODY, nominal_diameter: 0.175 INCHES IN, style_designator: SOLID ROUND, surface_condition: SMOOTH OVERALL, nominal_inside_circumference: 16.500 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-239-7401, 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
D4390-7
NSN: 3030-00-239-7401
FSC: 3030
CAGE: 06306 — CROWN AUDIO, INC. DBA CROWN INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC BODY
nominal_diameter0.175 INCHES IN
style_designatorSOLID ROUND
surface_conditionSMOOTH OVERALL
nominal_inside_circumference16.500 INCHES IN
NSN3030-00-239-7401
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELT,ROUND TITLE COMPONENT PN D4390-7 MFR BELT,ROUND
KEY FEATURES
•
SURFACE CONDITION: SMOOTH OVERALL
•
STYLE DESIGNATOR: SOLID ROUND
•
MATERIAL: RUBBER SYNTHETIC BODY
•
NOMINAL INSIDE CIRCUMFERENCE: 16.500 INCHES IN
•
NOMINAL DIAMETER: 0.175 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE CONDITIONSMOOTH OVERALL
STYLE DESIGNATORSOLID ROUND
MATERIALRUBBER SYNTHETIC BODY
NOMINAL INSIDE CIRCUMFERENCE16.500 INCHES IN
NOMINAL DIAMETER0.175 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
6720Interchangeable
interchangeable cross-reference
interchangeable
C901M36Interchangeable
interchangeable cross-reference
interchangeable
1522-0-5MADCInterchangeable
interchangeable cross-reference
interchangeable
1522Interchangeable
interchangeable cross-reference
interchangeable
6661Interchangeable
interchangeable cross-reference
interchangeable
2623052Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D4390-7?
D4390-7 is a BELT,ROUND.
What parts can replace D4390-7?
There are 9 known substitutes for D4390-7: 6720, C901M36, 1522-0-5MADC and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D4390-7?
D4390-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-239-7401. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026