The Coil,radio Frequency, cataloged under National Stock Number 5950-00-118-8121, 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 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-118-8121 |
| Primary Part Number | 278-2106-010 |
| Item Name | Coil,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 | 1.156 INCHES NOMINAL IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 22.50 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Body Length | 1.640 INCHES NOMINAL IN |
| Winding Operating Current | 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Core Construction | POWDERED SINGLE COMPONENT |
| Terminal Type and Quantity | 1 COLLAR/RING AND 1 WIRE LEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 278-2106-010 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| A139 | C/1 Advisory reference — outside the item-of-supply concept Fl Industries Inc |
| A139 | 5/2 Secondary reference U.S. Government activity |
| 278-2106-010 | C/1 Advisory reference — outside the item-of-supply concept Albert Frei & Sons Inc. Div Albert Frei & Sons Inc. |
NSN 5950-00-118-8121 is a Coil,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 5950-00-118-8121 has 1 manufacturer part number on file: 278-2106-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
2 possible matches (shared part number, not a government interchangeability claim): 4710-00-903-7834, 6850-01-558-9619. Verify interchangeability with system specifications before substitution.
Key specifications for 278-2106-010: Inclosure Type: FULLY INCLOSED; Overall Diameter: 1.156 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP; Inductance Rating: 22.50 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING. 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.
NSN 5950-00-118-8121 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.