The Transformer,power, cataloged under National Stock Number 5950-00-155-4734, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-155-4734 |
| Primary Part Number | 247AS-C1970-001 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Transformer Winding Connection Type | WYE-WYE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.190 INCHES SINGLE GROUP IN |
| Winding Operating Current | 5.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 11.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Winding Operating Voltage | 66.58 AC VOLTS NOMINAL AND 74.41 AC VOLTS NOMINAL AND 84.33 AC VOLTS NOMINAL AND 97.30 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Terminal Type and Quantity | 24 SOLDER STUD |
| Thread Series Designator | UNF 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 |
|---|---|
| 247AS-C1970-001 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 101-3886-1 | Behlman Electronics, Inc (USA) |
| EP4363 | Mcelroy Manufacturing Inc (USA) |
| EP4363 | Epco Products Co (USA) |
| Reference | Meaning |
|---|---|
| 2127 | 5/9 Secondary reference Altra Electronics Corp |
| 38Z255 | 5/9 Secondary reference Dek Industries Inc Div of Technology Research Inc |
NSN 5950-00-155-4734 is a Transformer,power, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-155-4734 has 4 manufacturer part numbers on file: 247AS-C1970-001 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 101-3886-1 (Behlman Electronics, Inc), EP4363 (Mcelroy Manufacturing Inc), EP4363 (Epco Products Co).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-350-2622. Verify interchangeability with system specifications before substitution.
Key specifications for 247AS-C1970-001: Overall Height: 6.000 INCHES NOMINAL IN; Transformer Winding Connection Type: WYE-WYE; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED. 16 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.