The Coil,radio Frequency, cataloged under National Stock Number 5950-01-678-5145, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Penn Engineering Components. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Coil,radio Frequency |
| FSC / FSG | 5950 — Coils and Transformers (FSG 59) |
| Manufacturers | Penn Engineering Components (CAGE 6L254); Maury Microwave, Inc. Dba Maury Microwave (CAGE 13047) |
| Parameter | Value |
|---|---|
| NSN | 5950-01-678-5145 |
| Primary Part Number | X101S1 |
| Item Name | Coil,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Penn Engineering Components |
| Status | ACTIVE |
| 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 |
|---|---|
| X101S1 PRIMARY | Penn Engineering Components (USA) |
| X101S1 PRIMARY | Maury Microwave, Inc. Dba Maury Microwave (USA) |
| Reference | Meaning |
|---|---|
| DAF7257P004 | D/9 Drawing number reference only Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| DAF7257P004-269 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
NSN 5950-01-678-5145 is a Coil,radio Frequency, manufactured by Penn Engineering Components, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-678-5145 has 2 manufacturer part numbers on file: X101S1 (Penn Engineering Components), X101S1 (Maury Microwave, Inc. Dba Maury Microwave).
2 possible matches (shared part number, not a government interchangeability claim): 5985-01-679-5243, 5985-01-691-3684. Verify interchangeability with system specifications before substitution.
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 5950-01-678-5145 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.