The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-698-1981, 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 14 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-698-1981 |
| Primary Part Number | 124-1 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | American Trans-Coil Corp |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Adjustment Device Drive Type | SHAFT SINGLE COMPONENT |
| Body Width | 1.250 INCHES NOMINAL IN |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Winding Conductor Size | 0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Winding Conductor Size | 0.02535 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 |
| Features Provided | W/CAPACITOR |
| Body Length | 2.000 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 1.925 MEGAHERTZ MINIMUM AND 4.075 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 6 PIN |
| 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 |
|---|---|
| 124-1 | American Trans-Coil Corp (USA) |
| 32404743 | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
| Reference | Meaning |
|---|---|
| SM-D-249088 | 3/2 Design control — primary reference U.S. Government activity |
| SM-D-249088 | 5/2 Secondary reference U.S. Government activity |
| 540-7895-004 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 15-124-1 | 5/9 Secondary reference American Trans-Coil Corp |
| 32404743 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-698-1981 is a Transformer,radio Frequency, manufactured by American Trans-Coil Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-698-1981 has 2 manufacturer part numbers on file: 124-1 (American Trans-Coil Corp), 32404743 (General Dynamics Mission Systems, Inc. Dba Gdms).
3 possible matches (shared part number, not a government interchangeability claim): 5330-00-893-7668, 6150-01-048-7594, 5355-01-241-7494. Verify interchangeability with system specifications before substitution.
Key specifications for 124-1: Overall Height: 3.175 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Adjustment Device Drive Type: SHAFT SINGLE COMPONENT. 14 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.