The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-204-6419, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5920-01-204-6419 |
| Primary Part Number | 167633 |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Terminal Quantity | 3 |
| Usage Design | INDOOR AND OUTDOOR |
| Terminal Type | TURRET |
| Mounting Method | BRACKET(S) AND HOLE |
| Breakdown Voltage | 630.000 VOLTS NOMINAL |
| 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 |
|---|---|
| 167633 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| GZ24609A | Cascade Tug and Towing (USA) |
| S7633 | Solid State Devices, Inc (USA) |
| Reference | Meaning |
|---|---|
| SMHC24609A | 5/9 Secondary reference Protek Devices Lp Dba Protek Devices |
| MISC012046419 | 5/9 Secondary reference Millennium 3 Incorporated Dba Suppres Surge |
| GZ24609A | 5/9 Secondary reference General Semiconductor Industries Inc |
| SMHC24609A | 5/9 Secondary reference General Semiconductor Industries Inc |
NSN 5920-01-204-6419 is a Arrester,electrical Surge, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-204-6419 has 3 manufacturer part numbers on file: 167633 (Northrop Grumman Systems Corporation), GZ24609A (Cascade Tug and Towing), S7633 (Solid State Devices, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5999-01-353-5153, 5310-01-508-1834. Verify interchangeability with system specifications before substitution.
Key specifications for 167633: Overall Height: 1.000 INCHES MAXIMUM IN; Terminal Quantity: 3; Usage Design: INDOOR AND OUTDOOR; Terminal Type: TURRET. 5 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.