PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15801Transformer,audio Frequency

Essex Brownell Inc. Div Essex Group Inc · NSN 5950-00-240-7976 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-240-7976 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-240-7976. Primary manufacturer part number: 15801.
Features
  • Transformer,audio Frequency — FSC 5950
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
  • Primary to Secondary Turn Ratio: 1 TO 1-3/10 SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Impedance Rating in Ohms: 5000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Thread Quantity Per Inch: 32 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-240-7976, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Essex Brownell Inc. Div Essex Group Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-240-7976
Primary Part Number15801
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEssex Brownell Inc. Div Essex Group Inc
StatusACTIVE
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Primary to Secondary Turn Ratio1 TO 1-3/10 SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Impedance Rating in Ohms5000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Thread Quantity Per Inch32 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Impedance Rating in Ohms2750.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Frequency Rating150.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Height2.812 INCHES NOMINAL IN
Body Width2.391 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Maximum Transformer Power Rating15.0 WATTS SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length2.719 INCHES NOMINAL IN
Terminal Type and Quantity6 TAB, SOLDER LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5365-00-054-459415801 INTERCHANGEABLE
Bushing,connector
Drs C3 & Aviation Company Dba Drs Data & Imaging Systems
5133-00-062-5290 INTERCHANGEABLE
Countersink
3413-00-536-3495 INTERCHANGEABLE
Table,drill Press
6625-00-553-1469 INTERCHANGEABLE
Test Set,radar
6625-00-669-6790 INTERCHANGEABLE
Test Set,radar
4820-00-728-65041580 INTERCHANGEABLE
Valve,safety Relief
Pneudraulics, Inc.
7510-00-826-1877 INTERCHANGEABLE
Tape,embossing
5330-00-980-23712808E863 INTERCHANGEABLE
Gasket
Meritor Industrial Products, Llc
6620-01-155-4013 INTERCHANGEABLE
Transmitter,pressure
8145-01-277-345315801 INTERCHANGEABLE
Shipping and Storage Container
Naval Inventory Control Point
Cross-Reference Index
Part NumberManufacturer
15801 PRIMARY Essex Brownell Inc. Div Essex Group Inc (USA)
SCB85287 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
15801 Autodyne Manufacturing Co Inc (USA)
Related Parts
5365-00-054-4594INTERCHANGEABLE
BUSHING,CONNECTOR
15801
5133-00-062-5290INTERCHANGEABLE
COUNTERSINK
3413-00-536-3495INTERCHANGEABLE
TABLE,DRILL PRESS
6625-00-553-1469INTERCHANGEABLE
TEST SET,RADAR
6625-00-669-6790INTERCHANGEABLE
TEST SET,RADAR
4820-00-728-6504INTERCHANGEABLE
VALVE,SAFETY RELIEF
1580
7510-00-826-1877INTERCHANGEABLE
TAPE,EMBOSSING
5330-00-980-2371INTERCHANGEABLE
GASKET
2808E863
6620-01-155-4013INTERCHANGEABLE
TRANSMITTER,PRESSURE
8145-01-277-3453INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER
15801
6520-01-583-4244INTERCHANGEABLE
INVESTMENT,DENTAL
38097

Frequently Asked Questions

What is NSN 5950-00-240-7976?

NSN 5950-00-240-7976 is a Transformer,audio Frequency, manufactured by Essex Brownell Inc. Div Essex Group Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-240-7976?

NSN 5950-00-240-7976 has 3 cross-referenced part numbers: 15801 (Essex Brownell Inc. Div Essex Group Inc), SCB85287 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 15801 (Autodyne Manufacturing Co Inc).

What NSN replaces 5950-00-240-7976?

There are 11 known substitutes for 5950-00-240-7976: 5365-00-054-4594, 5133-00-062-5290, 3413-00-536-3495 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15801?

Key specifications for 15801: Overall Height: 3.625 INCHES NOMINAL IN; Mounting Method: THREADED STUD(S) SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Reliability Indicator: NOT ESTABLISHED. 20 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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