PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A10188BSPECIAL5250CTransformer,power

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5950-00-255-2208 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-255-2208 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-255-2208. Primary manufacturer part number: A10188BSPECIAL5250C.
Features
  • Transformer,power — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Inclosure Type: FULLY INCLOSED
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
  • Body Height: 2.375 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-255-2208, 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 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp. 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
NSN5950-00-255-2208
Primary Part NumberA10188BSPECIAL5250C
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Body Height2.375 INCHES NOMINAL IN
Terminal Type and Quantity6 SOLDER STUD
Reliability IndicatorNOT ESTABLISHED
Thread Quantity Per Inch32 SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Width1.625 INCHES NOMINAL IN
Winding Operating Current100.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
Winding Operating Voltage10.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Length1.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
8345-00-863-9170NAS1756-36 INTERCHANGEABLE
Streamer,warning
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
A10188BSPECIAL5250C PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
A8021 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
Related Parts
8345-00-863-9170INTERCHANGEABLE
STREAMER,WARNING
NAS1756-36

Frequently Asked Questions

What is NSN 5950-00-255-2208?

NSN 5950-00-255-2208 is a Transformer,power, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-255-2208?

NSN 5950-00-255-2208 has 2 cross-referenced part numbers: A10188BSPECIAL5250C (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), A8021 (Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.).

What NSN replaces 5950-00-255-2208?

There is 1 known substitute for 5950-00-255-2208: 8345-00-863-9170. Verify interchangeability with system specifications before substitution.

What are the specifications of A10188BSPECIAL5250C?

Key specifications for A10188BSPECIAL5250C: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Center to Center Distance Between Mounting Facilities Parallel to Width: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: THREADED STUD(S) SINGLE GROUP. 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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