The Network,circuit Protection, cataloged under National Stock Number 5915-01-071-1923, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Dsk Engineering and Technology Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Network,circuit Protection |
| FSC / FSG | 5915 — Filters and Networks (FSG 59) |
| Manufacturers | Dsk Engineering and Technology Inc (CAGE 02KE8) |
| Parameter | Value |
|---|---|
| NSN | 5915-01-071-1923 |
| Primary Part Number | HY364-4G1 |
| Item Name | Network,circuit Protection |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Dsk Engineering and Technology 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 |
|---|---|
| HY364-4G1 PRIMARY | Dsk Engineering and Technology Inc (USA) |
| Reference | Meaning |
|---|---|
| 9231000-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| HY364-4G1 | 5/9 Secondary reference Hyperion Industries Inc |
| 41900 | 5/9 Secondary reference Baytron Systems Corp |
NSN 5915-01-071-1923 is a Network,circuit Protection, manufactured by Dsk Engineering and Technology Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-071-1923 has 1 manufacturer part number on file: HY364-4G1 (Dsk Engineering and Technology Inc).
4 possible matches (shared part number, not a government interchangeability claim): 5940-01-219-1930, 5340-01-321-0342, 6680-01-395-8378. 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.
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.