The Transformer Assembly, cataloged under National Stock Number 5950-01-017-2052, 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 22 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-017-2052 |
| Primary Part Number | 143055 |
| Item Name | Transformer Assembly |
| 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 ALL COMPONENTS |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Body Width | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| Body Height | 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY ALL COMPONENTS |
| Impedance Rating in Ohms | 1.0 MINIMUM AND 50.0 MAXIMUM ALL COMPONENTS SINGLE PRIMARY |
| Impedance Rating in Ohms | 1000.0 NOMINAL ALL COMPONENTS SINGLE SECONDARY |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL ALL COMPONENTS |
| Distance Between Mounting Facility Centers | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 105.0 CELSIUS DEGC |
| Body Length | 1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE SECONDARY |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 1.0 KILOHERTZ MINIMUM AND 100.0 KILOHERTZ MAXIMUM ALL COMPONENTS |
| Winding Operating Voltage | 3.00 AC VOLTS MAXIMUM ALL COMPONENTS SINGLE PRIMARY |
| Winding Operating Voltage | 3.09 AC VOLTS MAXIMUM ALL COMPONENTS SINGLE SECONDARY |
| Terminal Type and Quantity | 10 PIN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5950-01-017-2052 is a Transformer Assembly, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-017-2052 has 3 manufacturer part numbers on file: 11622 (Standex Electronics, Inc.), PEI 12192 (Precision Electronics, Inc), 143055 (Northrop Grumman Systems Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 6750-01-400-0527, 5925-01-512-8126. Verify interchangeability with system specifications before substitution.
Key specifications for 143055: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS; Mounting Method: THREADED HOLE(S) SINGLE GROUP. 22 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.