The Shielding Bead,electronic, cataloged under National Stock Number 5950-01-132-4154, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National Magnetics Group, Inc. Dba Ferronics Div Ferronics, Inc.. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-132-4154 |
| Primary Part Number | 21-150-J |
| Item Name | Shielding Bead,electronic |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | National Magnetics Group, Inc. Dba Ferronics Div Ferronics, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 57-1555 | Stackpole Corp the (USA) |
| 21-150-J PRIMARY | National Magnetics Group, Inc. Dba Ferronics Div Ferronics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 21-150-J | 5/9 Secondary reference O Brien Corp the |
| H-1029 | 5/9 Secondary reference Workplace Modular Systems, Llc |
| H-1029 | 3/2 Design control — primary reference U.S. Government activity |
| 312A1986P1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 312A1986 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-01-132-4154 is a Shielding Bead,electronic, manufactured by National Magnetics Group, Inc. Dba Ferronics Div Ferronics, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-132-4154 has 2 manufacturer part numbers on file: 57-1555 (Stackpole Corp the), 21-150-J (National Magnetics Group, Inc. Dba Ferronics Div Ferronics, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3540-01-708-4110. Verify interchangeability with system specifications before substitution.
Key specifications for 21-150-J: Special Features: FERRITE MATERIAL; 0.360 IN. MIN TO 0.390 IN. MAX LG; 0.250 IN. MIN TO 0.270 IN. MAX DIA IN. 0 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.