The Fuseholder,extractor Post, cataloged under National Stock Number 5920-01-189-8047, 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 Littelfuse, Inc.. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-189-8047 |
| Primary Part Number | 342858 |
| Item Name | Fuseholder,extractor Post |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Littelfuse, Inc. |
| Status | ACTIVE |
| Accommodated Fuse Length | 1.250 INCHES NOMINAL IN |
| Mounting Hole Quantity | 1 |
| Flatted Side Bushing Hole Length | 0.475 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN |
| Body Style | BUSHING MOUNTED TYPE |
| Mounting Hole Style | BUSHING MOUNTING |
| Overall Diameter | 0.690 INCHES NOMINAL IN |
| Length From Front Protrusion to Mounting Surface | 0.780 INCHES NOMINAL IN |
| Voltage in Volts | 250.0 |
| Material Document and Classification | MIL-P-14, TYPE MME MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Interruption Indicator Method | TEST HOLE |
| Bushing Diameter | 0.500 INCHES NOMINAL IN |
| Accommodated Ferrule Diameter | 0.250 INCHES NOMINAL IN |
| Fuse Terminal Type Accommodated | FERRULE |
| Cap Diameter | 0.680 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Bushing Hole Diameter | 0.502 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Surface Treatment | SOLDER CONTACT |
| Surface Treatment | NICKEL TERMINAL |
| Current Carrying Rating in Amps | 20.0 |
| Material | COPPER CONTACT |
| Material | COPPER ALLOY TERMINAL |
| Material | PLASTIC THERMOSETTING BODY |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Fuse Accommodation Quantity | 1 |
| Bushing Thread Length | 0.530 INCHES NOMINAL IN |
| 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 |
|---|---|
| 342858 PRIMARY | Littelfuse, Inc. (USA) |
NSN 5920-01-189-8047 is a Fuseholder,extractor Post, manufactured by Littelfuse, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-189-8047 has 1 manufacturer part number on file: 342858 (Littelfuse, Inc.).
Key specifications for 342858: Accommodated Fuse Length: 1.250 INCHES NOMINAL IN; Mounting Hole Quantity: 1; Flatted Side Bushing Hole Length: 0.475 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN; Body Style: BUSHING MOUNTED TYPE. 24 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.