The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-101-2413, 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 Tripplite Div of Trippe Mfg Co. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5920-01-101-2413 |
| Primary Part Number | ULTRABLOK 428 |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Tripplite Div of Trippe Mfg Co |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Usage Design | INDOOR |
| Terminal Type | CONNECTOR, RECEPTACLE AND CONNECTOR, PLUG |
| Line to Ground Voltage | 117.000 VOLTS NOMINAL |
| Mounting Method | SCREW |
| Breakdown Voltage | 300.000 VOLTS NOMINAL |
| Criticality Code Justification | FEAT |
| Arrester Type | GAS |
| Mounting Configuration | COVER PLATE SCREWS HOLD UNIT IN PLACE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| ULTRABLOK 428 PRIMARY | Tripplite Div of Trippe Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| T11-428 | 5/9 Secondary reference Tii Industries |
| TII-428 | 5/9 Secondary reference Tii Industries |
| 2M12 | 5/9 Secondary reference Tii Industries |
NSN 5920-01-101-2413 is a Arrester,electrical Surge, manufactured by Tripplite Div of Trippe Mfg Co, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-101-2413 has 1 manufacturer part number on file: ULTRABLOK 428 (Tripplite Div of Trippe Mfg Co).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-358-5235. Verify interchangeability with system specifications before substitution.
Key specifications for ULTRABLOK 428: Overall Height: 3.062 INCHES NOMINAL IN; Terminal Quantity: 2; Usage Design: INDOOR; Terminal Type: CONNECTOR, RECEPTACLE AND CONNECTOR, PLUG. 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.