The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-334-2903, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5920-01-334-2903 |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Usage Design | INDOOR AND OUTDOOR |
| Terminal Type | WIRE LEAD |
| Overall Diameter | 0.380 INCHES MAXIMUM IN |
| Mounting Method | WIRE LEAD TERMINAL(S) |
| Breakdown Voltage | 88.000 VOLTS MINIMUM AND 132.000 VOLTS MAXIMUM |
| Arrester Type | SELENIUM |
| Body Material | CERAMIC |
| Mounting Configuration | ONE WIRE LEAD AT EACH END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CG110L | 5/9 Secondary reference Cp Clare Corp North American Sales Operations |
| 6740-2314 | 5/9 Secondary reference Genrad Inc |
| 6740-2314 | 3/9 Design control — primary reference Quadtech, Inc |
NSN 5920-01-334-2903 is a Arrester,electrical Surge, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5920-01-341-5962. Verify interchangeability with system specifications before substitution.
Key specifications for 5920-01-334-2903: Terminal Quantity: 2; Usage Design: INDOOR AND OUTDOOR; Terminal Type: WIRE LEAD; Overall Diameter: 0.380 INCHES MAXIMUM IN. 9 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.