The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-669-0957, 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 Jmk Inc Dba Jmk Inc. Government technical data includes 3 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 | 5920-01-669-0957 |
| Primary Part Number | ZF-1897-18B |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Jmk Inc Dba Jmk Inc |
| Status | ACTIVE |
| Terminal Type | WIRE LEAD |
| Line to Ground Voltage | 400.0 VOLTS NOMINAL |
| Mounting Method | CASE |
| 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 |
|---|---|
| IPC 30090AA REV L ITEM NO. 88 | Fairlead Integrated Power and Controls, Llc Dba Fairlead Ipc Div Fairlead Integrated Power & Controls, Llc (USA) |
| ZF-1897-18B PRIMARY | Jmk Inc Dba Jmk Inc (USA) |
NSN 5920-01-669-0957 is a Arrester,electrical Surge, manufactured by Jmk Inc Dba Jmk Inc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-669-0957 has 2 manufacturer part numbers on file: IPC 30090AA REV L ITEM NO. 88 (Fairlead Integrated Power and Controls, Llc Dba Fairlead Ipc Div Fairlead Integrated Power & Controls, Llc), ZF-1897-18B (Jmk Inc Dba Jmk Inc).
Key specifications for ZF-1897-18B: Overall Height: 3.50 INCHES NOMINAL IN; Terminal Type: WIRE LEAD; Line to Ground Voltage: 400.0 VOLTS NOMINAL; Mounting Method: CASE. 3 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.