The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-448-6322, 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 Trippe Manufacturing Company Dba Tripp Lite. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-448-6322 |
| Primary Part Number | ISOTEL 4 |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Trippe Manufacturing Company Dba Tripp Lite |
| 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 |
|---|---|
| ISOTEL 4 PRIMARY | Trippe Manufacturing Company Dba Tripp Lite (USA) |
| 2200020-201 PRIMARY | National Weather Service Nexrad Radar Operations Center (USA) |
| Reference | Meaning |
|---|---|
| 2200020-201 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5920-01-448-6322 is a Arrester,electrical Surge, manufactured by Trippe Manufacturing Company Dba Tripp Lite, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-448-6322 has 2 manufacturer part numbers on file: ISOTEL 4 (Trippe Manufacturing Company Dba Tripp Lite), 2200020-201 (National Weather Service Nexrad Radar Operations Center).
Key specifications for ISOTEL 4: Special Features: SUPPRESSOR, SURGE, 4 POSITION W/TELEPHONE PROTECTION; End Item Identification: NEXT GENERATION RADAR (NEXRAD). 0 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.