PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TR1099DTransformer,audio Frequency

Bae Systems Information and Electronic Systems Integration Inc. · NSN 5950-00-263-1020 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-263-1020 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-263-1020. Primary manufacturer part number: TR1099D.
Features
  • Transformer,audio Frequency — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Width: 4.125 INCHES NOMINAL IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Impedance Rating in Ohms: 5700.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Nominal Thread Size: 0.250 INCHES SINGLE GROUP IN
  • Maximum Transformer Power Rating: 56.0 WATTS SINGLE COMPONENT
  • Inclosure Type: HERMETICALLY SEALED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-263-1020, 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 Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 22 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-263-1020
Primary Part NumberTR1099D
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc.
StatusCANCELLED
Center to Center Distance Between Mounting Facilities Parallel to Width3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width4.125 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Impedance Rating in Ohms5700.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Nominal Thread Size0.250 INCHES SINGLE GROUP IN
Maximum Transformer Power Rating56.0 WATTS SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Reliability IndicatorNOT ESTABLISHED
Body Length4.375 INCHES NOMINAL IN
Thread Quantity Per Inch20 SINGLE GROUP
Body Height5.250 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Primary to Secondary Turn Ratio1-1/2 TO 1 SINGLE COMPONENT
Transformer FunctionMODULATION
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length3.124 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Frequency Rating100.0 HERTZ MINIMUM AND 4.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Terminal Type and Quantity5 STANDOFF, SOLDER LUG
Winding Operating Current140.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Impedance Rating in Ohms15000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5950-00-178-846453-223 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5950-00-221-5701 INTERCHANGEABLE
Transformer,radio Frequency
5120-00-243-2957 INTERCHANGEABLE
Hammer,hand
5950-00-738-6421SM-C-502372-6 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3030-00-816-456913471 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
3030-01-244-127715332 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5120-01-317-3826PP-640 WY INTERCHANGEABLE
Spudger
Monarch Molding Inc.
6240-01-344-4808100PAR/PK/85WM 6PK/120V INTERCHANGEABLE
Lamp,incandescent
General Electric Company Dba Ge
6515-01-576-9236241.071 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
13471 Lewyt Corp
TR1099D PRIMARY Bae Systems Information and Electronic Systems Integration Inc. (USA)
15325 Freed Transformer Co (USA)
Related Parts
5950-00-178-8464INTERCHANGEABLE
TRANSFORMER,POWER
53-223
5950-00-221-5701INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5120-00-243-2957INTERCHANGEABLE
HAMMER,HAND
5950-00-738-6421INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SM-C-502372-6
3030-00-816-4569INTERCHANGEABLE
BELT,V
13471
3030-01-244-1277INTERCHANGEABLE
BELT,V
15332
5120-01-317-3826INTERCHANGEABLE
SPUDGER
PP-640 WY
6240-01-344-4808INTERCHANGEABLE
LAMP,INCANDESCENT
100PAR/PK/85WM 6PK/120V
6515-01-576-9236INTERCHANGEABLE
BONE PLATE
241.071

Frequently Asked Questions

What is NSN 5950-00-263-1020?

NSN 5950-00-263-1020 is a Transformer,audio Frequency, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-263-1020?

NSN 5950-00-263-1020 has 3 cross-referenced part numbers: 13471 (Lewyt Corp), TR1099D (Bae Systems Information and Electronic Systems Integration Inc.), 15325 (Freed Transformer Co).

What NSN replaces 5950-00-263-1020?

There are 9 known substitutes for 5950-00-263-1020: 5950-00-178-8464, 5950-00-221-5701, 5120-00-243-2957 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TR1099D?

Key specifications for TR1099D: Center to Center Distance Between Mounting Facilities Parallel to Width: 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Width: 4.125 INCHES NOMINAL IN; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Impedance Rating in Ohms: 5700.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-263-1020 still in active supply?

NSN 5950-00-263-1020 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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