The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-558-9546, 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 Surge Suppression, Llc Dba Itd of Destin Div Ssi. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-558-9546 |
| Primary Part Number | ITD40-120/208-SUB |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Surge Suppression, Llc Dba Itd of Destin Div Ssi |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Usage Design | INDOOR |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Mounting Method | STUD(S) |
| Breakdown Voltage | 120.000 VOLTS NOMINAL AND 208.000 VOLTS NOMINAL |
| Arrester Type | DIELECTRIC |
| Body Material | STEEL |
| Mounting Configuration | TWO 0.125 IN DIA MTG HOLES ON 4 IN MTG CENTERS IN |
| 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 |
|---|---|
| 302-8242765 ITEM 1 | Naval Sea Systems Command (USA) |
| ITD40-120/208-SUB PRIMARY | Surge Suppression, Llc Dba Itd of Destin Div Ssi (USA) |
NSN 5920-01-558-9546 is a Arrester,electrical Surge, manufactured by Surge Suppression, Llc Dba Itd of Destin Div Ssi, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-558-9546 has 2 manufacturer part numbers on file: 302-8242765 ITEM 1 (Naval Sea Systems Command), ITD40-120/208-SUB (Surge Suppression, Llc Dba Itd of Destin Div Ssi).
Key specifications for ITD40-120/208-SUB: Overall Height: 6.317 INCHES NOMINAL IN; Terminal Quantity: 2; Usage Design: INDOOR; Terminal Type: CONNECTOR, RECEPTACLE. 8 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.