The Absorber,overvoltage, cataloged under National Stock Number 5920-01-550-1810, 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 Asrc Federal Facilities Logistics, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-550-1810 |
| Primary Part Number | 178K0139-1 |
| Item Name | Absorber,overvoltage |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Asrc Federal Facilities Logistics, Llc |
| 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 |
|---|---|
| 178K0139-1 | Asrc Federal Facilities Logistics, Llc (USA) |
| Reference | Meaning |
|---|---|
| 178K0139-1 | 3/9 Design control — primary reference U.S. Government activity |
| 178K0139-1 | 5/2 Secondary reference U.S. Government activity |
| 178K0139-1 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 178K0139-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5920-01-550-1810 is a Absorber,overvoltage, manufactured by Asrc Federal Facilities Logistics, Llc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-550-1810 has 1 manufacturer part number on file: 178K0139-1 (Asrc Federal Facilities Logistics, Llc).
Key specifications for 178K0139-1: End Item Identification: 4120-01-516-4715 AIR CONDITIONER. 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.