PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

666096-251Transformer,pulse

Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc · NSN 5950-00-805-7599 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-805-7599 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-805-7599. Primary manufacturer part number: 666096-251.
Features
  • Transformer,pulse — FSC 5950
  • Primary to Secondary Turn Ratio: 1 TO 1 SINGLE COMPONENT
  • Distance Between Mounting Facility Centers: 1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Terminal Type and Quantity: 4 TAB, SOLDER LUG
  • Inclosure Type: HERMETICALLY SEALED
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Body Width: 1.031 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-00-805-7599, 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. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-805-7599
Primary Part Number666096-251
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
StatusACTIVE
Primary to Secondary Turn Ratio1 TO 1 SINGLE COMPONENT
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity4 TAB, SOLDER LUG
Inclosure TypeHERMETICALLY SEALED
Mounting Facility Quantity2 SINGLE GROUP
Body Width1.031 INCHES NOMINAL IN
Body Height1.500 INCHES NOMINAL IN
Body Length1.500 INCHES NOMINAL IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2920-00-143-5309 INTERCHANGEABLE
Clamp
5935-00-259-3590 INTERCHANGEABLE
Connector,plug,electrical
4940-00-273-370426-153 INTERCHANGEABLE
Cutter,milling,commutator Mica
Ideal Industries, Inc.
5330-00-599-7619 INTERCHANGEABLE
Gasket
5935-00-699-5654 INTERCHANGEABLE
Connector,receptacle,electrical
8920-01-056-8330 INTERCHANGEABLE
Crackers,wheat
5325-01-114-409226153 INTERCHANGEABLE
Insert,screw Thread
Jergens Inc Div Tooling Components Division
5950-01-124-001676E5N515 INTERCHANGEABLE
Transformer,audio Frequency
Navy, United States Department of the Spawar Dba Space and Naval Wafare Command
5330-01-133-930326153 INTERCHANGEABLE
Seal,plain
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4320-01-225-901026153 INTERCHANGEABLE
Pump,centrifugal
Industrial Technologies and Services Llc
Cross-Reference Index
Part NumberManufacturer
26153 Freed Transformer Co (USA)
666096-251 Navcom Defense Electronics, Inc. (USA)
666096-251 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
666096-251 Radionics Technologies Inc (USA)
Related Parts
2920-00-143-5309INTERCHANGEABLE
CLAMP
5935-00-259-3590INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4940-00-273-3704INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-153
5330-00-599-7619INTERCHANGEABLE
GASKET
5935-00-699-5654INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8920-01-056-8330INTERCHANGEABLE
CRACKERS,WHEAT
5325-01-114-4092INTERCHANGEABLE
INSERT,SCREW THREAD
26153
5950-01-124-0016INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
76E5N515
5330-01-133-9303INTERCHANGEABLE
SEAL,PLAIN
26153
4320-01-225-9010INTERCHANGEABLE
PUMP,CENTRIFUGAL
26153
5330-01-518-2656INTERCHANGEABLE
SEAL,PLAIN
26153
4730-01-622-4297INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
26153

Frequently Asked Questions

What is NSN 5950-00-805-7599?

NSN 5950-00-805-7599 is a Transformer,pulse, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-805-7599?

NSN 5950-00-805-7599 has 4 cross-referenced part numbers: 26153 (Freed Transformer Co), 666096-251 (Navcom Defense Electronics, Inc.), 666096-251 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 666096-251 (Radionics Technologies Inc).

What NSN replaces 5950-00-805-7599?

There are 12 known substitutes for 5950-00-805-7599: 2920-00-143-5309, 5935-00-259-3590, 4940-00-273-3704 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 666096-251?

Key specifications for 666096-251: Primary to Secondary Turn Ratio: 1 TO 1 SINGLE COMPONENT; Distance Between Mounting Facility Centers: 1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Terminal Type and Quantity: 4 TAB, SOLDER LUG. 12 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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