PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

860556-11Transformer,power

Rantec Power Systems Inc. Dba Rantec Power Systems · NSN 5950-01-043-9796 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-043-9796 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-043-9796. Primary manufacturer part number: 860556-11.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Body Length: 1.880 INCHES MAXIMUM IN
  • Winding Operating Voltage: 22.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Inclosure Type: FULLY INCLOSED
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Winding Operating Voltage: 200.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Winding Operating Current: 70.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-043-9796, 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 Rantec Power Systems Inc. Dba Rantec Power Systems. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-043-9796
Primary Part Number860556-11
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRantec Power Systems Inc. Dba Rantec Power Systems
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Body Length1.880 INCHES MAXIMUM IN
Winding Operating Voltage22.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Voltage200.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Current70.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current2.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.488 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity9 WIRE LEAD
Body Height0.900 INCHES MAXIMUM IN
Body Width1.830 INCHES MAXIMUM IN
Input-Output Phase RelationshipTHREE PHASE TO SINGLE PHASE SINGLE COMPONENT
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage19.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Hole Diameter0.104 INCHES NOMINAL SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Transformer Winding Connection TypeDELTA-DELTA
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-01-024-3496860556-11 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
860556-11 PRIMARY Rantec Power Systems Inc. Dba Rantec Power Systems (USA)
860556-11 Rantec Microwave Systems, Inc. Dba Rantec Microwave Systems Inc (USA)
Related Parts
5950-01-024-3496INTERCHANGEABLE
TRANSFORMER,POWER
860556-11

Frequently Asked Questions

What is NSN 5950-01-043-9796?

NSN 5950-01-043-9796 is a Transformer,power, manufactured by Rantec Power Systems Inc. Dba Rantec Power Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-043-9796?

NSN 5950-01-043-9796 has 2 cross-referenced part numbers: 860556-11 (Rantec Power Systems Inc. Dba Rantec Power Systems), 860556-11 (Rantec Microwave Systems, Inc. Dba Rantec Microwave Systems Inc).

What NSN replaces 5950-01-043-9796?

There is 1 known substitute for 5950-01-043-9796: 5950-01-024-3496. Verify interchangeability with system specifications before substitution.

What are the specifications of 860556-11?

Key specifications for 860556-11: Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; Body Length: 1.880 INCHES MAXIMUM IN; Winding Operating Voltage: 22.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY; Inclosure Type: FULLY INCLOSED. 20 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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