PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3803Transformer,power

Sartron, Inc · NSN 5950-00-497-8905 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-497-8905 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-497-8905. Primary manufacturer part number: 3803.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: TERMINAL SINGLE GROUP
  • Body Length: 1.050 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 4 PIN
  • Body Height: 0.780 INCHES MAXIMUM IN
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Winding Operating Voltage: 57.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Body Width: 0.800 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-497-8905, 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 Sartron, Inc. Government technical data includes 12 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-497-8905
Primary Part Number3803
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSartron, Inc
StatusACTIVE
Mounting MethodTERMINAL SINGLE GROUP
Body Length1.050 INCHES MAXIMUM IN
Terminal Type and Quantity4 PIN
Body Height0.780 INCHES MAXIMUM IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage57.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Width0.800 INCHES MAXIMUM IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeOPEN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-070-6920A404728-3N INTERCHANGEABLE
Valve,globe
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
2915-00-166-65003803 INTERCHANGEABLE
Liner,fuel Pump
Triumph Engine Control Systems Llc
6640-00-252-5061 INTERCHANGEABLE
Bottle,stopper
5340-00-435-15433-803 INTERCHANGEABLE
Plunger,quick Release
Pdi Ground Support Systems, Inc.
5950-00-647-90901441297 INTERCHANGEABLE
Transformer,discriminator
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2805-00-691-589401803 INTERCHANGEABLE
Guide,valve Stem
Safeguard Powertech Systems
3030-00-757-721517405-3 INTERCHANGEABLE
Belts,v,matched Set
Contitech Usa, Inc Dba Veyance Technologies
2920-00-847-92142525534 INTERCHANGEABLE
Lead Set,ignition,engine
Chrysler Realty Company Llc Dba Daimler Chrysler
3110-01-018-570399051 INTERCHANGEABLE
Bearing,roller,thrust
Dressta North America Ltd
5930-01-146-28683803 INTERCHANGEABLE
Switch,flow
Bunn-O-Matic Corporation Div Government Sales
Cross-Reference Index
Part NumberManufacturer
3803 Sartron, Inc (USA)
310-0094-001 Central Chemical Corp (USA)
M5848 Microtran Co Inc (USA)
Related Parts
4820-00-070-6920INTERCHANGEABLE
VALVE,GLOBE
A404728-3N
2915-00-166-6500INTERCHANGEABLE
LINER,FUEL PUMP
3803
6640-00-252-5061INTERCHANGEABLE
BOTTLE,STOPPER
5340-00-435-1543INTERCHANGEABLE
PLUNGER,QUICK RELEASE
3-803
5950-00-647-9090INTERCHANGEABLE
TRANSFORMER,DISCRIMINATOR
1441297
2805-00-691-5894INTERCHANGEABLE
GUIDE,VALVE STEM
01803
3030-00-757-7215INTERCHANGEABLE
BELTS,V,MATCHED SET
17405-3
2920-00-847-9214INTERCHANGEABLE
LEAD SET,IGNITION,ENGINE
2525534
3110-01-018-5703INTERCHANGEABLE
BEARING,ROLLER,THRUST
99051
5930-01-146-2868INTERCHANGEABLE
SWITCH,FLOW
3803
4820-01-236-8002INTERCHANGEABLE
VALVE,GLOBE
4820-01-270-5758INTERCHANGEABLE
VALVE,GLOBE
803-6397247-3111

Frequently Asked Questions

What is NSN 5950-00-497-8905?

NSN 5950-00-497-8905 is a Transformer,power, manufactured by Sartron, Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-497-8905?

NSN 5950-00-497-8905 has 3 cross-referenced part numbers: 3803 (Sartron, Inc), 310-0094-001 (Central Chemical Corp), M5848 (Microtran Co Inc).

What NSN replaces 5950-00-497-8905?

There are 12 known substitutes for 5950-00-497-8905: 4820-00-070-6920, 2915-00-166-6500, 6640-00-252-5061 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3803?

Key specifications for 3803: Mounting Method: TERMINAL SINGLE GROUP; Body Length: 1.050 INCHES MAXIMUM IN; Terminal Type and Quantity: 4 PIN; Body Height: 0.780 INCHES MAXIMUM IN. 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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