PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

776238Transformer,audio Frequency

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-578-5149 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-578-5149 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-578-5149. Primary manufacturer part number: 776238.
Features
  • Transformer,audio Frequency — FSC 5950
  • Frequency Rating: 4.5 KILOHERTZ MINIMUM AND 5.5 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Transformer Function: INPUT
  • Body Height: 1.422 INCHES NOMINAL IN
  • Body Width: 0.875 INCHES NOMINAL IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Terminal Type and Quantity: 5 TAB, SOLDER LUG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-578-5149, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-578-5149
Primary Part Number776238
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Frequency Rating4.5 KILOHERTZ MINIMUM AND 5.5 KILOHERTZ MAXIMUM SINGLE COMPONENT
Transformer FunctionINPUT
Body Height1.422 INCHES NOMINAL IN
Body Width0.875 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Terminal Type and Quantity5 TAB, SOLDER LUG
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Impedance Rating in Ohms95000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Impedance Rating in Ohms15000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length1.438 INCHES NOMINAL IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Mounting Hole Diameter0.120 INCHES NOMINAL SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current2.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
8345-00-025-3355 INTERCHANGEABLE
Pennant,signal
5360-00-332-1546F1840 INTERCHANGEABLE
Spring,hold Down
Ametek Inc Div Aerospace and Defense
8345-00-555-9733 INTERCHANGEABLE
Flag,signal
4810-00-888-379651214 INTERCHANGEABLE
Parts Kit,valve,air
Meggitt North Hollywood Inc
8345-01-092-0038 INTERCHANGEABLE
Pennant,signal
5995-01-333-565451214 INTERCHANGEABLE
Cable Assembly,radio Frequency
Semflex, Inc.
5950-01-396-4607 INTERCHANGEABLE
Transformer,power
6145-01-616-123351214 INTERCHANGEABLE
Cord,electrical
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
3038S0082 Northrop Grumman Systems Corporation (USA)
51214 Magnetek Inc Huntington Div (USA)
776238 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
51214 Magnetek Inc Lighting Products Group (USA)
F1840 United Transformer Corp Sub of Opt Industries Inc (USA)
F1840 Magnetika Inc (USA)
Related Parts
8345-00-025-3355INTERCHANGEABLE
PENNANT,SIGNAL
5360-00-332-1546INTERCHANGEABLE
SPRING,HOLD DOWN
F1840
8345-00-555-9733INTERCHANGEABLE
FLAG,SIGNAL
4810-00-888-3796INTERCHANGEABLE
PARTS KIT,VALVE,AIR
51214
8345-01-092-0038INTERCHANGEABLE
PENNANT,SIGNAL
5995-01-333-5654INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
51214
5950-01-396-4607INTERCHANGEABLE
TRANSFORMER,POWER
6145-01-616-1233INTERCHANGEABLE
CORD,ELECTRICAL
51214

Frequently Asked Questions

What is NSN 5950-00-578-5149?

NSN 5950-00-578-5149 is a Transformer,audio Frequency, 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 5950-00-578-5149?

NSN 5950-00-578-5149 has 6 cross-referenced part numbers: 3038S0082 (Northrop Grumman Systems Corporation), 51214 (Magnetek Inc Huntington Div), 776238 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 51214 (Magnetek Inc Lighting Products Group), F1840 (United Transformer Corp Sub of Opt Industries Inc) and 1 more.

What NSN replaces 5950-00-578-5149?

There are 8 known substitutes for 5950-00-578-5149: 8345-00-025-3355, 5360-00-332-1546, 8345-00-555-9733 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 776238?

Key specifications for 776238: Frequency Rating: 4.5 KILOHERTZ MINIMUM AND 5.5 KILOHERTZ MAXIMUM SINGLE COMPONENT; Transformer Function: INPUT; Body Height: 1.422 INCHES NOMINAL IN; Body Width: 0.875 INCHES NOMINAL IN. 16 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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