PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TA21Transformer,audio Frequency

Navcom Defense Electronics, Inc. · NSN 5950-00-231-4809 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-231-4809 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-231-4809. Primary manufacturer part number: TA21.
Features
  • Transformer,audio Frequency — FSC 5950
  • Frequency Rating: 800.0 HERTZ MINIMUM AND 3.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Winding Operating Current: 10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Body Outside Diameter: 0.984 INCHES NOMINAL IN
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Distance Between Mounting Facility Centers: 1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Maximum Transformer Power Rating: 800.0 MILLIWATTS SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-231-4809, 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 Navcom Defense Electronics, Inc.. Government technical data includes 16 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-231-4809
Primary Part NumberTA21
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavcom Defense Electronics, Inc.
StatusCANCELLED
Frequency Rating800.0 HERTZ MINIMUM AND 3.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
Winding Operating Current10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity2 SINGLE GROUP
Body Outside Diameter0.984 INCHES NOMINAL IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Distance Between Mounting Facility Centers1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Maximum Transformer Power Rating800.0 MILLIWATTS SINGLE COMPONENT
Body Length1.500 INCHES NOMINAL IN
Mounting Hole Diameter0.187 INCHES NOMINAL SINGLE GROUP IN
Terminal Type and Quantity4 STANDOFF, SOLDER LUG
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Impedance Rating in Ohms30000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Impedance Rating in Ohms12500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Primary to Secondary Turn Ratio1 TO 1-2/3 SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4320-00-918-9989 INTERCHANGEABLE
Rod,deflector,locking
6685-00-927-5905TA21 INTERCHANGEABLE
Control,temperature,indicating
Duke Mfg Co
5925-01-179-8554 INTERCHANGEABLE
Circuit Breaker
7930-01-418-14516114976 INTERCHANGEABLE
Cleaning Compound,toilet Bowl
Ecolab Inc
Cross-Reference Index
Part NumberManufacturer
TA21 Navcom Defense Electronics, Inc. (USA)
14976 Emerson Electric Co White-Rodgers Div (USA)
Related Parts
4320-00-918-9989INTERCHANGEABLE
ROD,DEFLECTOR,LOCKING
6685-00-927-5905INTERCHANGEABLE
CONTROL,TEMPERATURE,INDICATING
TA21
5925-01-179-8554INTERCHANGEABLE
CIRCUIT BREAKER
7930-01-418-1451INTERCHANGEABLE
CLEANING COMPOUND,TOILET BOWL
6114976

Frequently Asked Questions

What is NSN 5950-00-231-4809?

NSN 5950-00-231-4809 is a Transformer,audio Frequency, manufactured by Navcom Defense Electronics, Inc., classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-231-4809?

NSN 5950-00-231-4809 has 2 cross-referenced part numbers: TA21 (Navcom Defense Electronics, Inc.), 14976 (Emerson Electric Co White-Rodgers Div).

What NSN replaces 5950-00-231-4809?

There are 4 known substitutes for 5950-00-231-4809: 4320-00-918-9989, 6685-00-927-5905, 5925-01-179-8554 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TA21?

Key specifications for TA21: Frequency Rating: 800.0 HERTZ MINIMUM AND 3.6 KILOHERTZ MAXIMUM SINGLE COMPONENT; Winding Operating Current: 10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY; Mounting Facility Quantity: 2 SINGLE GROUP; Body Outside Diameter: 0.984 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-231-4809 still in active supply?

NSN 5950-00-231-4809 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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