The Fuse Assortment, cataloged under National Stock Number 5920-01-646-3539, 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 Mersen Usa Ep Corp. Dba Ferraz Shawmut. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5920-01-646-3539 |
| Primary Part Number | ATQR1 |
| Item Name | Fuse Assortment |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Mersen Usa Ep Corp. Dba Ferraz Shawmut |
| 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 |
|---|---|
| ATQR1 PRIMARY | Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA) |
| 40058091 | Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt) (GBR) |
| 70118163 | Bae Systems Marine Limited (GBR) |
| Reference | Meaning |
|---|---|
| M-10H019-L0 ITEM 145 | 5/1 Secondary reference Rockwell Automation Inc Dba Rockwell Automation |
NSN 5920-01-646-3539 is a Fuse Assortment, manufactured by Mersen Usa Ep Corp. Dba Ferraz Shawmut, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-646-3539 has 3 manufacturer part numbers on file: ATQR1 (Mersen Usa Ep Corp. Dba Ferraz Shawmut), 40058091 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)), 70118163 (Bae Systems Marine Limited).
Key specifications for ATQR1: Special Features: 71424 CAGE OEM; Part Name Assigned by Controlling Agency: FUSE; End Item Identification: M-10H019-L0 H; LOGISTICS SUPPORT VESSEL. 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.