PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

986261-1BTransformer,audio Frequency

Raytheon Company Dba Raytheon · NSN 5950-01-123-1484 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-123-1484 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-123-1484. Primary manufacturer part number: 986261-1B.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Maximum Operating Temp: 130.0 CELSIUS DEGC
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-123-1484, 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 Raytheon Company Dba Raytheon. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-123-1484
Primary Part Number986261-1B
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Maximum Operating Temp130.0 CELSIUS DEGC
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height1.380 INCHES MAXIMUM IN
Primary to Secondary Turn Ratio1 TO 3 SINGLE COMPONENT
Body Length3.120 INCHES NOMINAL IN
Winding Operating Current20.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity2 TAB, SOLDER LUG AND 2 WIRE LEAD
Center to Center Distance Between Mounting Facilities Parallel to Width1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypeFULLY INCLOSED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating20.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Body Width2.440 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5340-00-408-5354 INTERCHANGEABLE
Handle,luggage
6145-00-608-0800 INTERCHANGEABLE
Wire,electrical
4310-01-059-7271 INTERCHANGEABLE
Cylinder,reciprocating Compresso
6695-01-114-017841954 INTERCHANGEABLE
Bezel,instrument Mounting
Aerosonic Llc
5962-01-123-4782932883-392 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
3040-01-351-1541 INTERCHANGEABLE
Cam,control
6632-01-411-6524367287 INTERCHANGEABLE
Blood Collecting Unit
Becton, Dickinson and Co Dba Becton Dickinson & Co
6140-01-422-280018534 INTERCHANGEABLE
Dummy,cell,battery
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
4130-01-459-2321800-32TP120V INTERCHANGEABLE
Vacu-Disc
Dcm Clean Air Products, Inc.
2640-01-528-269039750 INTERCHANGEABLE
Envelop,outside,tire
Myers Tire Supply Distribution Inc Div Akron Branch
Cross-Reference Index
Part NumberManufacturer
18534 Robert M. Hadley Company, Inc. (USA)
10132774 Nimikkeistokeskus Ncb Finland (FIN)
WE-3224 Wems Electronics Transformer Group (USA)
41954 Coast/advanced Chip Magnetics, Inc. (USA)
135061 Voltampere Corp (USA)
PEI 6144 Precision Electronics, Inc (USA)
861917 Raytheon Company Dba Raytheon (USA)
986261-1B PRIMARY Raytheon Company Dba Raytheon (USA)
WE-3224 Magnetika Inc (USA)
Related Parts
5340-00-408-5354INTERCHANGEABLE
HANDLE,LUGGAGE
6145-00-608-0800INTERCHANGEABLE
WIRE,ELECTRICAL
4310-01-059-7271INTERCHANGEABLE
CYLINDER,RECIPROCATING COMPRESSO
6695-01-114-0178INTERCHANGEABLE
BEZEL,INSTRUMENT MOUNTING
41954
5962-01-123-4782INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932883-392
3040-01-351-1541INTERCHANGEABLE
CAM,CONTROL
6632-01-411-6524INTERCHANGEABLE
BLOOD COLLECTING UNIT
367287
6140-01-422-2800INTERCHANGEABLE
DUMMY,CELL,BATTERY
18534
4130-01-459-2321INTERCHANGEABLE
VACU-DISC
800-32TP120V
2640-01-528-2690INTERCHANGEABLE
ENVELOP,OUTSIDE,TIRE
39750

Frequently Asked Questions

What is NSN 5950-01-123-1484?

NSN 5950-01-123-1484 is a Transformer,audio Frequency, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-123-1484?

NSN 5950-01-123-1484 has 9 cross-referenced part numbers: 18534 (Robert M. Hadley Company, Inc.), 10132774 (Nimikkeistokeskus Ncb Finland), WE-3224 (Wems Electronics Transformer Group), 41954 (Coast/advanced Chip Magnetics, Inc.), 135061 (Voltampere Corp) and 4 more.

What NSN replaces 5950-01-123-1484?

There are 10 known substitutes for 5950-01-123-1484: 5340-00-408-5354, 6145-00-608-0800, 4310-01-059-7271 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 986261-1B?

Key specifications for 986261-1B: Reliability Indicator: NOT ESTABLISHED; Maximum Operating Temp: 130.0 CELSIUS DEGC; Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 17 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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