PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1654551Transformer,pulse

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-657-2390 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-657-2390 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-657-2390. Primary manufacturer part number: 1654551.
Features
  • Transformer,pulse — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Reliability Indicator: NOT ESTABLISHED
  • Impedance Rating in Ohms: 8000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Terminal Type and Quantity: 4 WIRE LEAD
  • Mounting Method: TERMINAL SINGLE GROUP
  • Winding Operating Voltage: 40.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-00-657-2390, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-657-2390
Primary Part Number1654551
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHED
Impedance Rating in Ohms8000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity4 WIRE LEAD
Mounting MethodTERMINAL SINGLE GROUP
Winding Operating Voltage40.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Pulse Repetition Rate250.0 KILOHERTZ SINGLE COMPONENT
Body Length0.688 INCHES MAXIMUM IN
Primary to Secondary Turn Ratio2 TO 1 SINGLE COMPONENT
Body Outside Diameter0.540 INCHES NOMINAL IN
Winding Operating Current5.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Maximum Operating Temp105.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5940-00-421-7432320418 INTERCHANGEABLE
Terminal,lug
Alnitak Corporation
5306-00-769-6341020122 INTERCHANGEABLE
Bolt,machine
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4820-01-213-1028320418 INTERCHANGEABLE
Seat,valve
Meggitt North Hollywood Inc
1005-01-357-2005020122 INTERCHANGEABLE
Stock,gun,shoulder
Choate Machine and Tool Inc
6515-01-494-269446-3007 INTERCHANGEABLE
Impactor,lumbar
Codman & Shurtleff Inc
Cross-Reference Index
Part NumberManufacturer
02-0122 Vernitron Corp Aie Magnetics Div (USA)
320418 Lockheed Martin Librascope Corporation (USA)
1654551 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
02-122A Aladdin Industries Inc (USA)
Related Parts
5940-00-421-7432INTERCHANGEABLE
TERMINAL,LUG
320418
5306-00-769-6341INTERCHANGEABLE
BOLT,MACHINE
020122
4820-01-213-1028INTERCHANGEABLE
SEAT,VALVE
320418
1005-01-357-2005INTERCHANGEABLE
STOCK,GUN,SHOULDER
020122
6515-01-494-2694INTERCHANGEABLE
IMPACTOR,LUMBAR
46-3007

Frequently Asked Questions

What is NSN 5950-00-657-2390?

NSN 5950-00-657-2390 is a Transformer,pulse, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-657-2390?

NSN 5950-00-657-2390 has 4 cross-referenced part numbers: 02-0122 (Vernitron Corp Aie Magnetics Div), 320418 (Lockheed Martin Librascope Corporation), 1654551 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 02-122A (Aladdin Industries Inc).

What NSN replaces 5950-00-657-2390?

There are 5 known substitutes for 5950-00-657-2390: 5940-00-421-7432, 5306-00-769-6341, 4820-01-213-1028 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1654551?

Key specifications for 1654551: Inclosure Type: FULLY INCLOSED; Reliability Indicator: NOT ESTABLISHED; Impedance Rating in Ohms: 8000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 13 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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