PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10557Transformer,power

Astronautics Corporation of America · NSN 5950-00-017-4711 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-017-4711 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-017-4711. Primary manufacturer part number: 10557.
Features
  • Transformer,power — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Body Outside Diameter: 0.940 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 4 WIRE LEAD
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Mounting Method: TERMINAL SINGLE GROUP
  • Winding Operating Current: 150.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-017-4711, 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 Astronautics Corporation of America. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5950-00-017-4711
Primary Part Number10557
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Body Outside Diameter0.940 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Terminal Type and Quantity4 WIRE LEAD
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Winding Operating Current150.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Body Length1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage35.00 DC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3010-00-093-522950-820068 INTERCHANGEABLE
Universal Joint,nonvehicular
Textron Aviation Inc
4320-00-300-59966578P INTERCHANGEABLE
Valve,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
2915-00-302-428312-557 INTERCHANGEABLE
Cap,internal Outlet,booster Pump
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5965-00-755-4656 INTERCHANGEABLE
Headset-Microphone
6640-01-018-4937 INTERCHANGEABLE
Furnace,muffle,laboratory
4820-01-269-8773278426N INTERCHANGEABLE
Valve,regulating,fluid Pressure
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
6680-01-331-459810557 INTERCHANGEABLE
Float,switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
4810-01-460-815010557SP INTERCHANGEABLE
Valve,solenoid
North American Controls Inc Dba North American Controls Inc
5365-01-502-835210-557 INTERCHANGEABLE
Spacer,sleeve
Konrad Marine Inc Div Konrad Marine
Cross-Reference Index
Part NumberManufacturer
10557 PRIMARY Astronautics Corporation of America (USA)
Related Parts
3010-00-093-5229INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
50-820068
4320-00-300-5996INTERCHANGEABLE
VALVE,PUMP
6578P
2915-00-302-4283INTERCHANGEABLE
CAP,INTERNAL OUTLET,BOOSTER PUMP
12-557
5965-00-755-4656INTERCHANGEABLE
HEADSET-MICROPHONE
6640-01-018-4937INTERCHANGEABLE
FURNACE,MUFFLE,LABORATORY
4820-01-269-8773INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
278426N
6680-01-331-4598INTERCHANGEABLE
FLOAT,SWITCH,LIQUID LEVEL
10557
4810-01-460-8150INTERCHANGEABLE
VALVE,SOLENOID
10557SP
5365-01-502-8352INTERCHANGEABLE
SPACER,SLEEVE
10-557

Frequently Asked Questions

What is NSN 5950-00-017-4711?

NSN 5950-00-017-4711 is a Transformer,power, manufactured by Astronautics Corporation of America, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-017-4711?

NSN 5950-00-017-4711 has 1 cross-referenced part number: 10557 (Astronautics Corporation of America).

What NSN replaces 5950-00-017-4711?

There are 9 known substitutes for 5950-00-017-4711: 3010-00-093-5229, 4320-00-300-5996, 2915-00-302-4283 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10557?

Key specifications for 10557: Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.940 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Terminal Type and Quantity: 4 WIRE LEAD; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 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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