PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A40248Bell,electrical

Telephone Company of America Incorporated · NSN 6350-00-993-0591 · FSC 6350 · No Item Name Available
Verified by PartsTable
NSN 6350-00-993-0591 — this item is cataloged by the U.S. Government under National Stock Number 6350-00-993-0591. Primary manufacturer part number: A40248.
Features
  • Bell,electrical — FSC 6350
  • Frequency Rating: 60.0 HERTZ NOMINAL
  • Sound Chamber Overall Diameter: 3.125 INCHES NOMINAL IN
  • Mounting Method: HOLE
  • Sound Chamber Overall Height: 1.125 INCHES NOMINAL IN
  • Action Type: VIBRATING
  • Tone Adjustability: NONADJUSTABLE
  • Sound Chamber Type: GONG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bell,electrical, cataloged under National Stock Number 6350-00-993-0591, 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 Telephone Company of America Incorporated. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6350-00-993-0591
Primary Part NumberA40248
Item NameBell,electrical
FSC / FSG6350 / 63 — No Item Name Available
ManufacturerTelephone Company of America Incorporated
StatusCANCELLED
Frequency Rating60.0 HERTZ NOMINAL
Sound Chamber Overall Diameter3.125 INCHES NOMINAL IN
Mounting MethodHOLE
Sound Chamber Overall Height1.125 INCHES NOMINAL IN
Action TypeVIBRATING
Tone AdjustabilityNONADJUSTABLE
Sound Chamber TypeGONG
Design TypeROUND GONG
Voltage in Volts and Current Type60.0 DC
Quantity1
Center to Center Distance Between Mounting Holes2.125 INCHES NOMINAL IN
Mounting Hole Diameter0.181 INCHES NOMINAL IN
Mounting Hole Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
3433-00-243-2727 INTERCHANGEABLE
Spray Gun,metallizing
3433-00-357-764810E INTERCHANGEABLE
Tip,welding Torch
Dockson Corporation
6625-00-435-425310E INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
1005-00-532-317510E INTERCHANGEABLE
Pin,strut
Colt's Manufacturing Company, Llc
4030-01-345-460510E INTERCHANGEABLE
Thimble,rope
Mazzella Lifting Technologies, Inc.
3010-01-529-118010E INTERCHANGEABLE
Sleeve,coupling,flexible
Woods T B Inc Poole Div
Cross-Reference Index
Part NumberManufacturer
A40248 Telephone Company of America Incorporated (USA)
7FBELL American Telephone and Telegraph Co (USA)
10E Western Union Telegraph Co Sub of Western Union Corp (USA)
7FBELL Lucent Technologies Inc Dba Federal Marketing Group (USA)
SE-7F-49 Suttle Apparatus Div Suttle Corp (USA)
7FBELL Lucent Technologies Inc Corporate Headquarters (USA)
SE-7F-49 Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi (USA)
Related Parts
3433-00-243-2727INTERCHANGEABLE
SPRAY GUN,METALLIZING
3433-00-357-7648INTERCHANGEABLE
TIP,WELDING TORCH
10E
6625-00-435-4253INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
10E
1005-00-532-3175INTERCHANGEABLE
PIN,STRUT
10E
4030-01-345-4605INTERCHANGEABLE
THIMBLE,ROPE
10E
3010-01-529-1180INTERCHANGEABLE
SLEEVE,COUPLING,FLEXIBLE
10E

Frequently Asked Questions

What is NSN 6350-00-993-0591?

NSN 6350-00-993-0591 is a Bell,electrical, manufactured by Telephone Company of America Incorporated, classified under FSC 6350 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6350-00-993-0591?

NSN 6350-00-993-0591 has 7 cross-referenced part numbers: A40248 (Telephone Company of America Incorporated), 7FBELL (American Telephone and Telegraph Co), 10E (Western Union Telegraph Co Sub of Western Union Corp), 7FBELL (Lucent Technologies Inc Dba Federal Marketing Group), SE-7F-49 (Suttle Apparatus Div Suttle Corp) and 2 more.

What NSN replaces 6350-00-993-0591?

There are 6 known substitutes for 6350-00-993-0591: 3433-00-243-2727, 3433-00-357-7648, 6625-00-435-4253 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A40248?

Key specifications for A40248: Frequency Rating: 60.0 HERTZ NOMINAL; Sound Chamber Overall Diameter: 3.125 INCHES NOMINAL IN; Mounting Method: HOLE; Sound Chamber Overall Height: 1.125 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6350-00-993-0591 still in active supply?

NSN 6350-00-993-0591 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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