The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-945-3870, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-945-3870 |
| Primary Part Number | 278-0710-000 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Overall Diameter | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | EXTERNAL INCLOSURE SINGLE COMPONENT |
| Maximum Operating Temp | 85.0 CELSIUS DEGC |
| Body Length | 0.953 INCHES MINIMUM AND 1.032 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 336.7 KILOHERTZ MINIMUM AND 786.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 6 PIN |
| Hazardous Locations/environmental Protection | MOISTURE RESISTANT AND VIBRATION 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 |
|---|---|
| 278-0710-000 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 278-0710-000 | J F C Electronics Inc (USA) |
| Reference | Meaning |
|---|---|
| X-274-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-945-3870 is a Transformer,radio Frequency, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-945-3870 has 2 manufacturer part numbers on file: 278-0710-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 278-0710-000 (J F C Electronics Inc).
Key specifications for 278-0710-000: Inclosure Type: FULLY INCLOSED; Overall Diameter: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP; Adjustment Device Drive Type: SLOTTED SCREW 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.