The Absorber,overvoltage, cataloged under National Stock Number 5920-01-172-9978, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-172-9978 |
| Item Name | Absorber,overvoltage |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Current Type | DC |
| Terminal Type | PIN |
| Mounting Method | HOLE(S) |
| Polarization Feature | NOT INCLUDED |
| Voltage in Volts | 6.0 |
| Hermetic Protection | NOT PROVIDED |
| Mounting Configuration | TWO 0.156 IN. DIA MTG HOLES SPACED 3.000 IN. APART C TO C ALONG THE LENGTH IN |
| Protected Item Maximum Current Rating in Amps | 25.00 |
| Shunt Capacitor | NOT INCLUDED |
| Material | COPPER ELEMENT |
| Protected Item Name | POWER SUPPLY |
| Current Rating in Amps | 35.0 |
| 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 |
|---|---|
| L-35-OV-6 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5920-01-172-9978 is a Absorber,overvoltage, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
Key specifications for 5920-01-172-9978: Overall Height: 0.766 INCHES NOMINAL IN; Terminal Quantity: 2; Current Type: DC; Terminal Type: PIN. 13 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.