The Transformer,pulse, cataloged under National Stock Number 5950-00-646-3943, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-646-3943 |
| Primary Part Number | 2052323 |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Mounting Facility Quantity | 3 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Inductance Rating | 19.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Inductance Rating | 19.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Body Width | 1.625 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Facilities Parallel to the Base of an Isosceles Triangle | 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Pulse Repetition Rate | 150.0 HERTZ SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle | 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Body Length | 1.750 INCHES MAXIMUM IN |
| Winding Operating Current | 3.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Primary to Secondary Turn Ratio | 1 TO 1-4/5 TO 1 SINGLE COMPONENT |
| Terminal Type and Quantity | 7 STANDOFF, THREADED STUD |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 647323 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| 647323-000 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| 2052323 PRIMARY | L3harris Technologies, Inc. (USA) |
| 440301 | Electronic Transformer Corp Div Electronic Transformer Corporation (USA) |
| N4776 | Magnetika Inc (USA) |
| Reference | Meaning |
|---|---|
| N4776 | 5/9 Secondary reference U.S. Government activity |
| 2052323 | 5/9 Secondary reference Navcom Defense Electronics, Inc. |
NSN 5950-00-646-3943 is a Transformer,pulse, manufactured by L3harris Technologies, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-646-3943 has 5 manufacturer part numbers on file: 647323 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 647323-000 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 2052323 (L3harris Technologies, Inc.), 440301 (Electronic Transformer Corp Div Electronic Transformer Corporation), N4776 (Magnetika Inc).
3 possible matches (shared part number, not a government interchangeability claim): 6520-01-266-6657, 5330-01-345-8299, 4130-01-626-3794. Verify interchangeability with system specifications before substitution.
Key specifications for 2052323: Overall Height: 4.303 INCHES MAXIMUM IN; Mounting Facility Quantity: 3 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Mounting Method: THREADED STUD(S) SINGLE GROUP. 18 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.