The Fuse,cartridge, cataloged under National Stock Number 5920-01-304-3720, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Federal Pacific Electric Co Economy Fuse Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-304-3720 |
| Primary Part Number | ECNR45 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — No Item Name Available |
| Manufacturer | Federal Pacific Electric Co Economy Fuse Div |
| Status | ACTIVE |
| Material | CERAMIC OR FIBER OR GLASS OR PLASTIC MELAMINE CASE |
| Maximum Voltage Rating in Volts | 250.0 AC AND 250.0 DC |
| Circuit Over-Current Interruption Type | TIME DELAY |
| Specification/standard Data | 81348-W-F-1814/57 GOVERNMENT SPECIFICATION |
| Test Data Document | 81348-W-F-1814 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.). |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Continuous Current Rating in Amps | 45.000 |
| Overall Diameter | 0.812 INCHES NOMINAL IN |
| Circuit Over-Current Interruption Delay Time in Seconds | 10.0 500 PCT OF CURRENT RATING |
| Material | COPPER OR COPPER ALLOY TERMINAL |
| Interruption Indicator Method | OPAQUE BODY |
| Body Style | REJECTION GROOVE TYPE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ECNR45 | Federal Pacific Electric Co Economy Fuse Div (USA) |
| W-F-1814/57 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| WF1814/57-D545 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5920-01-304-3720 is a Fuse,cartridge, manufactured by Federal Pacific Electric Co Economy Fuse Div, classified under FSC 5920 (No Item Name Available). Status: active.
NSN 5920-01-304-3720 has 3 cross-referenced part numbers: ECNR45 (Federal Pacific Electric Co Economy Fuse Div), W-F-1814/57 (Federal Specifications Promulgated by General Services Administration Washington DC), WF1814/57-D545 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 7 known substitutes for 5920-01-304-3720: 5920-01-222-9456, 5920-01-231-3273, 5920-01-257-1115 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for ECNR45: Material: CERAMIC OR FIBER OR GLASS OR PLASTIC MELAMINE CASE; Maximum Voltage Rating in Volts: 250.0 AC AND 250.0 DC; Circuit Over-Current Interruption Type: TIME DELAY; Specification/standard Data: 81348-W-F-1814/57 GOVERNMENT SPECIFICATION. 13 total characteristics are documented in the Federal Logistics Information System.