The Arrester,electrical Surge, cataloged under National Stock Number 5920-01-121-6525, 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 Mercury Systems Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-121-6525 |
| Primary Part Number | U1207 |
| Item Name | Arrester,electrical Surge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Mercury Systems Inc |
| Status | ACTIVE |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | H |
| Part Number | Manufacturer |
|---|---|
| U1207 PRIMARY | Mercury Systems Inc (USA) |
| 10-22448-1 | Martin Military Inc (USA) |
| Reference | Meaning |
|---|---|
| 10-22448 | 5/9 Secondary reference U.S. Government activity |
| 10-22448-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5920-01-121-6525 is a Arrester,electrical Surge, manufactured by Mercury Systems Inc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-121-6525 has 2 manufacturer part numbers on file: U1207 (Mercury Systems Inc), 10-22448-1 (Martin Military Inc).
Key specifications for U1207: End Item Identification: LGM-30 MINUTEMAN; Nuclear Hardness Critical Feature: HARDENED. 1 specification is 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.
NSN 5920-01-121-6525 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.