The Transformer,power, cataloged under National Stock Number 5950-01-239-8547, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Catel Telecommunications Inc Sub of Data-Design Laboratories. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5950-01-239-8547 |
| Primary Part Number | PW-0281 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Catel Telecommunications Inc Sub of Data-Design Laboratories |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | PARTIALLY INCLOSED, DOUBLE SHELL |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | SLOT SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 3.189 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Current | 2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 20.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 4 WIRE LEAD |
| Mounting Slot Width | 0.177 INCHES NOMINAL SINGLE GROUP IN |
| 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 |
|---|---|
| B-A1-0195 | Catel Telecommunications Inc Sub of Data-Design Laboratories (USA) |
| PW-0281 PRIMARY | Catel Telecommunications Inc Sub of Data-Design Laboratories (USA) |
| Reference | Meaning |
|---|---|
| 4000-0003 | 5/9 Secondary reference Catel Telecommunications Inc Sub of Data-Design Laboratories |
NSN 5950-01-239-8547 is a Transformer,power, manufactured by Catel Telecommunications Inc Sub of Data-Design Laboratories, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-239-8547 has 2 manufacturer part numbers on file: B-A1-0195 (Catel Telecommunications Inc Sub of Data-Design Laboratories), PW-0281 (Catel Telecommunications Inc Sub of Data-Design Laboratories).
2 possible matches (shared part number, not a government interchangeability claim): 7050-01-458-3785, 5995-01-540-7510. Verify interchangeability with system specifications before substitution.
Key specifications for PW-0281: Overall Height: 2.350 INCHES MAXIMUM2.350 INCHES MAXIMUM IN; Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: PARTIALLY INCLOSED, DOUBLE SHELL; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 13 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.