PartsTable TECHNICAL DATA SHEET
NSN 5950-00-073-1838Government record, cited

Transformer, Power5950-00-073-1838

NSN 5950-00-073-1838 · NIIN 000731838 · Part number 900123-120
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · FSC 5950 — Coils and Transformers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 06481
Government record, cited
NSN 5950-00-073-1838 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-073-1838. Manufacturer of record part number: 900123-120.
Also searched as  5950-00-073-1838 · 5950000731838 · NIIN 000731838 · 00-073-1838 · FSC 5950 Coils and Transformers · CAGE 06481 · 900123-120 · 68209 · 68209 · 16T30
Nearby stock numbers  ·
Features
  • Transformer,power — FSC 5950
  • Mounting Facility Quantity: 1 SINGLE GROUP
  • Inclosure Type: FULLY INCLOSED
  • Body Outside Diameter: 1.000 INCHES NOMINAL IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Mounting Hole Diameter: 0.113 INCHES NOMINAL SINGLE GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Identification
  • NSN: 5950-00-073-1838
  • NIIN: 000731838
  • FSC: 5950 — Coils and Transformers
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 900123-120
  • Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-073-1838, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-073-1838
Primary Part Number900123-120
Item NameTransformer,power
FSC / FSG5950 / 59 — Coils and Transformers
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Mounting Facility Quantity1 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Body Outside Diameter1.000 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Mounting Hole Diameter0.113 INCHES NOMINAL SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Maximum Operating Temp95.0 CELSIUS DEGC
Body Length0.420 INCHES NOMINAL IN
Winding Operating Current61.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Voltage6.10 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Terminal Type and Quantity4 SOLDER STUD
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
⇄ Related Items 2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-00-527-756368209 POSSIBLE MATCH
GASKET
Possible match (shared part number)Cummins Inc.
2530-01-233-34606-8209 POSSIBLE MATCH
PARTS KIT,BRAKE CHANGE OVER
Possible match (shared part number)Pdi Ground Support Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
900123-120 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
68209 Magnetek Inc Lighting Products Group (USA)
Reference documents
ReferenceMeaning
68209 5/9 Secondary reference
Magnetek Inc Huntington Div
16T30 5/9 Secondary reference
A.e.york, Llc
Related Parts
5330-00-527-7563POSSIBLE MATCH
GASKET
68209
2530-01-233-3460POSSIBLE MATCH
PARTS KIT,BRAKE CHANGE OVER
6-8209

Frequently Asked Questions

What is NSN 5950-00-073-1838?

NSN 5950-00-073-1838 is a Transformer,power, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5950, Coils and Transformers. Status: active.

What part numbers are listed for NSN 5950-00-073-1838?

NSN 5950-00-073-1838 has 2 manufacturer part numbers on file: 900123-120 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 68209 (Magnetek Inc Lighting Products Group).

What NSN replaces 5950-00-073-1838?

2 possible matches (shared part number, not a government interchangeability claim): 5330-00-527-7563, 2530-01-233-3460. Verify interchangeability with system specifications before substitution.

What are the specifications of 900123-120?

Key specifications for 900123-120: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 1.000 INCHES NOMINAL IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 15 specifications are documented in the U.S. Government catalog.

Is NSN 5950-00-073-1838 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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