PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1BBell,electrical

L3harris Technologies, Inc. Dba Harris Corporation · NSN 6350-00-193-2778 · FSC 6350 · No Item Name Available
Verified by PartsTable
NSN 6350-00-193-2778 — this item is cataloged by the U.S. Government under National Stock Number 6350-00-193-2778. Primary manufacturer part number: 1B.
Features
  • Bell,electrical — FSC 6350
  • Overall Diameter: 3.000 INCHES NOMINAL IN
  • Frequency Rating: 60.0 HERTZ NOMINAL
  • Sound Chamber Type: GONG
  • Voltage in Volts and Current Type: 24.0 DC
  • Sound Chamber Overall Diameter: 1.750 INCHES NOMINAL IN
  • Quantity: 1
  • Tone Adjustability: NONADJUSTABLE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bell,electrical, cataloged under National Stock Number 6350-00-193-2778, is classified within Federal Supply Class 6350 (No Item Name Available) of the Alarm, Signal, and Security Detection Systems group. The primary manufacturer of record is L3harris Technologies, Inc. Dba Harris Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6350-00-193-2778
Primary Part Number1B
Item NameBell,electrical
FSC / FSG6350 / 63 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corporation
StatusACTIVE
Overall Diameter3.000 INCHES NOMINAL IN
Frequency Rating60.0 HERTZ NOMINAL
Sound Chamber TypeGONG
Voltage in Volts and Current Type24.0 DC
Sound Chamber Overall Diameter1.750 INCHES NOMINAL IN
Quantity1
Tone AdjustabilityNONADJUSTABLE
Design TypeROUND GONG
Mounting MethodHOLE
Sound Chamber Overall Height1.250 INCHES NOMINAL IN
Mounting Hole Diameter0.250 INCHES NOMINAL IN
Mounting Hole Quantity2
Center to Center Distance Between Mounting Holes3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4310-00-146-44881B INTERCHANGEABLE
Rod Assembly
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5220-00-213-9066 INTERCHANGEABLE
Gage,comparator,electronic
3415-00-223-6561 INTERCHANGEABLE
Grinding Machine,drill
5340-00-269-49641B INTERCHANGEABLE
Hanger,pipe
Minerallac Electric Co
4720-00-293-79957103-382 INTERCHANGEABLE
Hose,nonmetallic
Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
4920-00-799-01821B INTERCHANGEABLE
Disk,rupture,safety
Bs&b Safety Systems Llc
5340-00-801-75451B INTERCHANGEABLE
Clip,spring Tension
Arthur I Platt Inc
4720-01-094-04637116-251 INTERCHANGEABLE
Hose,nonmetallic
Muviq Usa, Llc
5920-01-145-5362997080-1 INTERCHANGEABLE
Lightning Rod
Raytheon Company Dba Raytheon Co
4520-01-166-783813219E2510 INTERCHANGEABLE
Housing Blower Whee
Cecom Lr Center
Cross-Reference Index
Part NumberManufacturer
1B Itt Industries Inc Itt Aerospace Communications Div East (USA)
1B PRIMARY L3harris Technologies, Inc. Dba Harris Corporation (USA)
Related Parts
4310-00-146-4488INTERCHANGEABLE
ROD ASSEMBLY
1B
5220-00-213-9066INTERCHANGEABLE
GAGE,COMPARATOR,ELECTRONIC
3415-00-223-6561INTERCHANGEABLE
GRINDING MACHINE,DRILL
5340-00-269-4964INTERCHANGEABLE
HANGER,PIPE
1B
4720-00-293-7995INTERCHANGEABLE
HOSE,NONMETALLIC
7103-382
4920-00-799-0182INTERCHANGEABLE
DISK,RUPTURE,SAFETY
1B
5340-00-801-7545INTERCHANGEABLE
CLIP,SPRING TENSION
1B
4720-01-094-0463INTERCHANGEABLE
HOSE,NONMETALLIC
7116-251
5920-01-145-5362INTERCHANGEABLE
LIGHTNING ROD
997080-1
4520-01-166-7838INTERCHANGEABLE
HOUSING BLOWER WHEE
13219E2510
6110-01-227-2614INTERCHANGEABLE
SWITCHBOARD,POWER
5330-01-324-4836INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 6350-00-193-2778?

NSN 6350-00-193-2778 is a Bell,electrical, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 6350 (No Item Name Available). Status: active.

What are the part numbers for NSN 6350-00-193-2778?

NSN 6350-00-193-2778 has 2 cross-referenced part numbers: 1B (Itt Industries Inc Itt Aerospace Communications Div East), 1B (L3harris Technologies, Inc. Dba Harris Corporation).

What NSN replaces 6350-00-193-2778?

There are 12 known substitutes for 6350-00-193-2778: 4310-00-146-4488, 5220-00-213-9066, 3415-00-223-6561 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1B?

Key specifications for 1B: Overall Diameter: 3.000 INCHES NOMINAL IN; Frequency Rating: 60.0 HERTZ NOMINAL; Sound Chamber Type: GONG; Voltage in Volts and Current Type: 24.0 DC. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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