The Fuse Box, cataloged under National Stock Number 5920-00-178-1606, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-00-178-1606 |
| Item Name | Fuse Box |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Status | ACTIVE |
| Second Center to Center Distance Between Mounting Facilities Parallel to the Height | 6.500 INCHES NOMINAL IN |
| Fuse Current Rating in Amps | 30.0 |
| Main Line Maximum Current Rating in Amps | 30.0 |
| Mounting Method | UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.500 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR, SURFACE MOUNTING |
| First Center to Center Distance Between Mounting Facilities Parallel to the Height | 6.500 INCHES NOMINAL IN |
| Features Provided | COVER |
| Specification/standard Data | 81349-MIL-F-24646/1 GOVERNMENT SPECIFICATION |
| System for Which Designed | TWO WIRE SINGLE PHASE |
| Surface Treatment | ENAMEL |
| Main Line Maximum AC Voltage Rating in Volts | 125.0 |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 8.500 INCHES NOMINAL IN |
| Test Data Document | 81349-MIL-F-24646 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | STEEL |
| Fuse Type and Quantity Accommodated | 8 CARTRIDGE FERRULE |
| Standard Mounting Pattern Designator | 6 POINT-RECTANGULAR |
| 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 |
|---|---|
| 9S5349LTYPED29A | 5/9 Secondary reference U.S. Government activity |
| MIL-F-24646/1 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-24646/1 | 4/1 Identification reference U.S. Government activity |
| M24646/1-002 | 2/2 Government specification standardization U.S. Government activity |
NSN 5920-00-178-1606 is a Fuse Box, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 5920-00-178-1619, 5920-00-642-9908, 5920-00-845-1475. Verify interchangeability with system specifications before substitution.
Key specifications for 5920-00-178-1606: Overall Height: 16.156 INCHES NOMINAL IN; Second Center to Center Distance Between Mounting Facilities Parallel to the Height: 6.500 INCHES NOMINAL IN; Fuse Current Rating in Amps: 30.0; Main Line Maximum Current Rating in Amps: 30.0. 17 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.