PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21846Transformer,audio Frequency

Emerson Electric Co White-Rodgers Div · NSN 5950-00-683-3139 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-683-3139 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-683-3139. Primary manufacturer part number: 21846.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Terminal Type and Quantity: 4 WIRE LEAD
  • Frequency Rating: 300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Mounting Facility Quantity: 2 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 5950-00-683-3139, 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 Emerson Electric Co White-Rodgers Div. Government technical data includes 14 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-683-3139
Primary Part Number21846
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEmerson Electric Co White-Rodgers Div
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Terminal Type and Quantity4 WIRE LEAD
Frequency Rating300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Body Length1.402 INCHES NOMINAL IN
Body Outside Diameter0.979 INCHES NOMINAL IN
Winding Operating Current4.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP IN
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Impedance Rating in Ohms50000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6240-00-296-04887839 INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Lighting Products Group Hillsboro Miniature Lamp Plant
5970-00-296-144821846 INTERCHANGEABLE
Insulator,feedthru
Isolantite Manufacturing Co Inc Div Isolantite Manufacturing Inc.
2805-00-356-124621846 INTERCHANGEABLE
Guide,valve Stem
Briggs and Stratton Corp
3010-00-660-5331163DBZ-B-R-R INTERCHANGEABLE
Coupling,shaft,flexible
Rexnord Industries, Llc Div Couplings Division
5815-01-171-1616 INTERCHANGEABLE
Roller Jockey
5365-01-197-51572184-6 INTERCHANGEABLE
Bushing
Manitowoc Engineering Co Division of the Manitowoc Co Inc
6550-01-315-1989221846 INTERCHANGEABLE
Culture Medium,anaerobe Cdc Bloo
Becton, Dickinson and Company Dba Becton Dickinson & Co
Cross-Reference Index
Part NumberManufacturer
21846 Emerson Electric Co White-Rodgers Div (USA)
A21846 Autodyne Manufacturing Co Inc (USA)
Related Parts
6240-00-296-0488INTERCHANGEABLE
LAMP,INCANDESCENT
7839
5970-00-296-1448INTERCHANGEABLE
INSULATOR,FEEDTHRU
21846
2805-00-356-1246INTERCHANGEABLE
GUIDE,VALVE STEM
21846
3010-00-660-5331INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
163DBZ-B-R-R
5815-01-171-1616INTERCHANGEABLE
ROLLER JOCKEY
5365-01-197-5157INTERCHANGEABLE
BUSHING
2184-6
6550-01-315-1989INTERCHANGEABLE
CULTURE MEDIUM,ANAEROBE CDC BLOO
221846

Frequently Asked Questions

What is NSN 5950-00-683-3139?

NSN 5950-00-683-3139 is a Transformer,audio Frequency, manufactured by Emerson Electric Co White-Rodgers Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-683-3139?

NSN 5950-00-683-3139 has 2 cross-referenced part numbers: 21846 (Emerson Electric Co White-Rodgers Div), A21846 (Autodyne Manufacturing Co Inc).

What NSN replaces 5950-00-683-3139?

There are 7 known substitutes for 5950-00-683-3139: 6240-00-296-0488, 5970-00-296-1448, 2805-00-356-1246 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21846?

Key specifications for 21846: Reliability Indicator: NOT ESTABLISHED; Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Terminal Type and Quantity: 4 WIRE LEAD; Frequency Rating: 300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT. 14 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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