PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7CW49Buzzer

American Telephone and Telegraph Co · NSN 6350-00-901-9788 · FSC 6350 · No Item Name Available
Verified by PartsTable
NSN 6350-00-901-9788 — this item is cataloged by the U.S. Government under National Stock Number 6350-00-901-9788. Primary manufacturer part number: 7CW49.
Features
  • Buzzer — FSC 6350
  • Mounting Hole Diameter: 0.187 INCHES NOMINAL IN
  • Inclosure: INCLUDED
  • Environmental Protection: DUSTPROOF
  • Action Type: VIBRATING
  • Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
  • Center to Center Distance Between Mounting Holes: 1.531 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN
  • Mounting Hole Quantity: 4
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Buzzer, cataloged under National Stock Number 6350-00-901-9788, 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 American Telephone and Telegraph Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 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
NSN6350-00-901-9788
Primary Part Number7CW49
Item NameBuzzer
FSC / FSG6350 / 63 — No Item Name Available
ManufacturerAmerican Telephone and Telegraph Co
StatusACTIVE
Mounting Hole Diameter0.187 INCHES NOMINAL IN
InclosureINCLUDED
Environmental ProtectionDUSTPROOF
Action TypeVIBRATING
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Center to Center Distance Between Mounting Holes1.531 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN
Mounting Hole Quantity4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5365-00-112-2258 INTERCHANGEABLE
Spacer,sleeve
3120-00-125-46687C INTERCHANGEABLE
Bearing,sleeve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
6850-00-188-9868 INTERCHANGEABLE
Magnetic Inspection Compound
7510-00-243-343424329 INTERCHANGEABLE
Rubber Band
Alliance Rubber Co
5950-00-243-842220329 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
6850-00-543-7674 INTERCHANGEABLE
Magnetic Inspection Compound
4810-00-799-4543203-29 INTERCHANGEABLE
Housing Assembly,valve
Dukes Aerospace, Inc.
5950-01-023-8305791-3443-001 INTERCHANGEABLE
Reactor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5915-01-079-6071 INTERCHANGEABLE
Filter,radio Frequency Interfere
5325-01-191-734720329 INTERCHANGEABLE
Insert,screw Thread
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
7CW49 American Telephone and Telegraph Co (USA)
203-2-9 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
7C At and T Technologies Inc Sub of American Telephone and Telegraph Hawthorne Wks (USA)
7C American Telephone and Telegraph Co (USA)
7CW49 At and T Technologies Inc Sub of American Telephone and Telegraph Hawthorne Wks (USA)
7CW49 Lucent Technologies Inc Corporate Headquarters (USA)
7C49 Lucent Technologies Inc Corporate Headquarters (USA)
7CW49 Lucent Technologies Inc Dba Federal Marketing Group (USA)
7C49 American Telephone and Telegraph Co (USA)
7C49 Lucent Technologies Inc Dba Federal Marketing Group (USA)
Related Parts
5365-00-112-2258INTERCHANGEABLE
SPACER,SLEEVE
3120-00-125-4668INTERCHANGEABLE
BEARING,SLEEVE
7C
6850-00-188-9868INTERCHANGEABLE
MAGNETIC INSPECTION COMPOUND
7510-00-243-3434INTERCHANGEABLE
RUBBER BAND
24329
5950-00-243-8422INTERCHANGEABLE
TRANSFORMER,POWER
20329
6850-00-543-7674INTERCHANGEABLE
MAGNETIC INSPECTION COMPOUND
4810-00-799-4543INTERCHANGEABLE
HOUSING ASSEMBLY,VALVE
203-29
5950-01-023-8305INTERCHANGEABLE
REACTOR
791-3443-001
5915-01-079-6071INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
5325-01-191-7347INTERCHANGEABLE
INSERT,SCREW THREAD
20329
3426-01-243-0595INTERCHANGEABLE
BAG,DIPPING-PLATING
11901150
5330-01-253-3772INTERCHANGEABLE
PACKING ASSEMBLY KIT,STUFFING TU

Frequently Asked Questions

What is NSN 6350-00-901-9788?

NSN 6350-00-901-9788 is a Buzzer, manufactured by American Telephone and Telegraph Co, classified under FSC 6350 (No Item Name Available). Status: active.

What are the part numbers for NSN 6350-00-901-9788?

NSN 6350-00-901-9788 has 10 cross-referenced part numbers: 7CW49 (American Telephone and Telegraph Co), 203-2-9 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), 7C (At and T Technologies Inc Sub of American Telephone and Telegraph Hawthorne Wks), 7C (American Telephone and Telegraph Co), 7CW49 (At and T Technologies Inc Sub of American Telephone and Telegraph Hawthorne Wks) and 5 more.

What NSN replaces 6350-00-901-9788?

There are 12 known substitutes for 6350-00-901-9788: 5365-00-112-2258, 3120-00-125-4668, 6850-00-188-9868 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7CW49?

Key specifications for 7CW49: Mounting Hole Diameter: 0.187 INCHES NOMINAL IN; Inclosure: INCLUDED; Environmental Protection: DUSTPROOF; Action Type: VIBRATING. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com