The Shielding Bead,electronic, cataloged under National Stock Number 5950-00-451-5823, 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5950-00-451-5823 |
| Primary Part Number | 21-030-B |
| 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 |
|---|---|
| 21-030-B PRIMARY | National Magnetics Group, Inc. Dba Ferronics Div Ferronics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| F510 | C/1 Advisory reference — outside the item-of-supply concept Nautel Maine Inc |
| 13007035 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5950-00-451-5823 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 5950-00-451-5823 has 1 manufacturer part number on file: 21-030-B (National Magnetics Group, Inc. Dba Ferronics Div Ferronics, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 3455-00-554-7581, 4820-01-243-3450. Verify interchangeability with system specifications before substitution.
Key specifications for 21-030-B: Special Features: OPEN INCLOSURE TYPE,0.138 IN. DIA,0.128 IN. LG 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.