The Fuse,cartridge, cataloged under National Stock Number 5920-01-651-2987, 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. Government technical data includes 11 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 | 5920-01-651-2987 |
| Primary Part Number | HSJ400 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Mersen Usa Ep Corp. Dba Ferraz Shawmut |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 400.0 |
| Body Style | HOLE TYPE |
| Circuit Over-Current Interruption Delay Time in Seconds | 3.0 130 PCT OF CURRENT RATING |
| Overall Diameter | 2.5 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 6.0 INCHES NOMINAL IN |
| Terminal Thickness | 0.375 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.6875 INCHES NOMINAL IN |
| Interruption Indicator Method | NO VISUAL INDICATION |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Maximum Voltage Rating in Volts | 500.0 DC AND 600.0 AC |
| Circuit Over-Current Interruption Type | TIME DELAY |
| 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 |
|---|---|
| HSJ400 PRIMARY | Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA) |
| SG811-CR-MMA-010 FIG 7-11 IT 29 | Naval Sea Systems Command (USA) |
NSN 5920-01-651-2987 is a Fuse,cartridge, manufactured by Mersen Usa Ep Corp. Dba Ferraz Shawmut, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-651-2987 has 2 manufacturer part numbers on file: HSJ400 (Mersen Usa Ep Corp. Dba Ferraz Shawmut), SG811-CR-MMA-010 FIG 7-11 IT 29 (Naval Sea Systems Command).
Key specifications for HSJ400: Continuous Current Rating in Amps: 400.0; Body Style: HOLE TYPE; Circuit Over-Current Interruption Delay Time in Seconds: 3.0 130 PCT OF CURRENT RATING; Overall Diameter: 2.5 INCHES NOMINAL IN. 11 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.