The Transformer,power, cataloged under National Stock Number 5950-00-972-9004, 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. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-972-9004 |
| Primary Part Number | 1800310 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 0.938 INCHES NOMINAL IN |
| Body Height | 0.922 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.188 INCHES NOMINAL IN |
| Winding Operating Current | 10.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Current | 100.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Test Data Document | 81349-MIL-T-27 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Winding Operating Voltage | 2.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 32.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Terminal Type and Quantity | 7 TAB, SOLDER LUG |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1800310 | Northrop Grumman Systems Corporation (USA) |
| 1509 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| MILT27TYPETF5RX09YY | 5/9 Secondary reference U.S. Government activity |
| 952-0273-400 | 3/9 Design control — primary reference L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division |
| 1800310 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5950-00-972-9004 is a Transformer,power, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-972-9004 has 2 manufacturer part numbers on file: 1800310 (Northrop Grumman Systems Corporation), 1509 (Precision Electronics, Inc).
Key specifications for 1800310: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP. 19 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.