The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-731-9628, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is American Trans-Coil Corp. Government technical data includes 17 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-731-9628 |
| Primary Part Number | 1377-1 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | American Trans-Coil Corp |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Overall Diameter | 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN |
| Turn Quantity | 28 SINGLE COMPONENT SINGLE SECONDARY |
| Turn Quantity | 30 SINGLE COMPONENT SINGLE PRIMARY |
| Mounting Method | TERMINAL SINGLE GROUP |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Adjustment Method and Quantity | 1 ADJUSTABLE CUP SINGLE COMPONENT |
| Winding Conductor Size | 0.00500 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Body Length | 0.290 INCHES MAXIMUM IN |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 5 SOLDER STUD |
| Hazardous Locations/environmental Protection | MOISTURE RESISTANT |
| 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 |
|---|---|
| 1377-1 | American Trans-Coil Corp (USA) |
| SM-C-502632-2 | Raytheon Company (USA) |
| A7487 | Autodyne Manufacturing Co Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-C-502632-2 | 3/2 Design control — primary reference U.S. Government activity |
| CG2D03-02G | 5/9 Secondary reference Automatic Coil Corp |
| SM-C-502632-2 | 5/9 Secondary reference Valcore Manufacturing Llc Dba Use CAGE Code 04ye2 for Cataloging |
| 666092-759 | 5/9 Secondary reference Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| MTC-SMC-502632-2 | 5/9 Secondary reference Morley Transformer Co Inc |
NSN 5950-00-731-9628 is a Transformer,radio Frequency, manufactured by American Trans-Coil Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-731-9628 has 3 manufacturer part numbers on file: 1377-1 (American Trans-Coil Corp), SM-C-502632-2 (Raytheon Company), A7487 (Autodyne Manufacturing Co Inc).
6 possible matches (shared part number, not a government interchangeability claim): 5365-00-799-4545, 2930-01-041-0573, 6130-01-067-7993. Verify interchangeability with system specifications before substitution.
Key specifications for 1377-1: Inclosure Type: OPEN; Overall Diameter: 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN; Turn Quantity: 28 SINGLE COMPONENT SINGLE SECONDARY; Turn Quantity: 30 SINGLE COMPONENT SINGLE PRIMARY. 17 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.