PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2041739Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-785-6531 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-785-6531 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-785-6531. Primary manufacturer part number: 2041739.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 103 TAB, SOLDER LUG
  • Body Height: 2.690 INCHES NOMINAL IN
  • Maximum Operating Temp: 130.0 CELSIUS DEGC
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Inclosure Type: HERMETICALLY SEALED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-785-6531, 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 18 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-785-6531
Primary Part Number2041739
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity103 TAB, SOLDER LUG
Body Height2.690 INCHES NOMINAL IN
Maximum Operating Temp130.0 CELSIUS DEGC
Center to Center Distance Between Mounting Facilities Parallel to Length2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.530 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage20.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Width2.310 INCHES MAXIMUM IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Body Length3.770 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
1680-00-181-116225083 INTERCHANGEABLE
Cover Assembly,control,door
Triumph Controls, Llc Dba Triumph Controls, Llc
5133-00-189-9313 INTERCHANGEABLE
Drill,twist
4930-01-053-018425083 INTERCHANGEABLE
Ring,lock
Eaton Corporation Dba Eaton Inoac
3820-01-061-477725083 INTERCHANGEABLE
Cover,gearbox
Mcculloch Corp
4730-01-227-5483601-25-3053 INTERCHANGEABLE
Restrictor,fluid Flow
Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems
4130-01-414-634025083 INTERCHANGEABLE
Leaf,suction
Blissfield Manufacturing Company
6145-01-459-635225083 INTERCHANGEABLE
Cable,special Purpose,electrical
C and M Corp
4730-01-537-7759 INTERCHANGEABLE
Adapter,straight,tube to Hose
1095-01-598-598525083 INTERCHANGEABLE
Case,small Arms
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
T-847 Bourns Instruments Inc (USA)
L504000057 Lockheed Martin Librascope Corporation (USA)
25083 Astec America Inc. (USA)
2041739 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
1680-00-181-1162INTERCHANGEABLE
COVER ASSEMBLY,CONTROL,DOOR
25083
5133-00-189-9313INTERCHANGEABLE
DRILL,TWIST
4930-01-053-0184INTERCHANGEABLE
RING,LOCK
25083
3820-01-061-4777INTERCHANGEABLE
COVER,GEARBOX
25083
4730-01-227-5483INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
601-25-3053
4130-01-414-6340INTERCHANGEABLE
LEAF,SUCTION
25083
6145-01-459-6352INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
25083
4730-01-537-7759INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
1095-01-598-5985INTERCHANGEABLE
CASE,SMALL ARMS
25083

Frequently Asked Questions

What is NSN 5950-00-785-6531?

NSN 5950-00-785-6531 is a Transformer,power, 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 5950-00-785-6531?

NSN 5950-00-785-6531 has 4 cross-referenced part numbers: T-847 (Bourns Instruments Inc), L504000057 (Lockheed Martin Librascope Corporation), 25083 (Astec America Inc.), 2041739 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5950-00-785-6531?

There are 9 known substitutes for 5950-00-785-6531: 1680-00-181-1162, 5133-00-189-9313, 4930-01-053-0184 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2041739?

Key specifications for 2041739: Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 103 TAB, SOLDER LUG; Body Height: 2.690 INCHES NOMINAL IN; Maximum Operating Temp: 130.0 CELSIUS DEGC. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com