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643351J — BELL,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

643351J: BELL,ELECTRICAL.

The BELL,ELECTRICAL is a the manufacturer industrial component. Key specifications include design_type: ROUND GONG, overall_width: 4.500 INCHES NOMINAL IN, overall_height: 2.813 INCHES NOMINAL IN, overall_length: 5.781 INCHES NOMINAL IN, mounting_method: HOLE, sound_chamber_type: GONG. This part is cataloged in the U.S.

Government catalog under NSN 6350-00-295-2885, 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
643351J
NSN: 6350-00-295-2885
FSC: 6350 — Miscellaneous Alarm, Signal, and Security Detection Systems
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
quantity1
design_typeROUND GONG
overall_width4.500 INCHES NOMINAL IN
overall_height2.813 INCHES NOMINAL IN
overall_length5.781 INCHES NOMINAL IN
mounting_methodHOLE
sound_chamber_typeGONG
tone_adjustabilityNONADJUSTABLE
mounting_hole_diameter0.406 INCHES NOMINAL IN
mounting_hole_quantity2
sound_chamber_overall_diameter2.500 INCHES NOMINAL IN
voltage_in_volts_and_current_type24.0 DC
NSN6350-00-295-2885
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELL,ELECTRICAL TITLE COMPONENT PN 643351J MFR BELL,ELECTRICAL
KEY FEATURES
•
MOUNTING HOLE QUANTITY: 2
•
SOUND CHAMBER TYPE: GONG
•
SOUND CHAMBER OVERALL DIAMETER: 2.500 INCHES NOMINAL IN
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 24.0 DC
•
DESIGN TYPE: ROUND GONG
•
TONE ADJUSTABILITY: NONADJUSTABLE
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES: 4.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
OVERALL HEIGHT2.813 INCHES NOMINAL IN
SOUND CHAMBER TYPEGONG
SOUND CHAMBER OVERALL DIAMETER2.500 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE24.0 DC
DESIGN TYPEROUND GONG
TONE ADJUSTABILITYNONADJUSTABLE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES4.750 INCHES NOMINAL IN
MOUNTING METHODHOLE
QUANTITY1
OTHER ITEMS IN FSC 6350 — Miscellaneous Alarm, Signal, and Security Detection Systems
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6350-00-001-4574 6350-00-001-9397 6350-00-003-0260 6350-00-003-1192 6350-00-003-1504 6350-00-003-1505 6350-00-003-1506 6350-00-003-3323
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 643351J?
643351J is a BELL,ELECTRICAL.
What is the NSN for 643351J?
643351J is cataloged in the U.S. Government catalog under NSN 6350-00-295-2885. 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.