The Fuseholder,extractor Post, cataloged under National Stock Number 5920-01-019-1247, 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 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-019-1247 |
| Primary Part Number | 342001A |
| 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 | 0.700 INCHES MINIMUM AND 0.729 INCHES MAXIMUM IN |
| Length From Front Protrusion to Mounting Surface | 0.547 INCHES NOMINAL IN |
| Voltage in Volts | 250.0 |
| Accommodated Ferrule Diameter | 0.250 INCHES NOMINAL IN |
| Fuse Terminal Type Accommodated | FERRULE |
| Bushing Hole Diameter | 0.502 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Surface Treatment | TIN TERMINAL |
| Environmental Protection | VIBRATION PROOF |
| Current Carrying Rating in Amps | 15.0 |
| Material | COPPER CONTACT |
| Material | COPPER ALLOY TERMINAL |
| Material | PLASTIC PHENOLIC BODY |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Fuse Accommodation Quantity | 1 |
| 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 |
|---|---|
| 921548-1 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 342001A PRIMARY | Littelfuse, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 9006994-00 | C/1 Advisory reference — outside the item-of-supply concept Compaq Federal Llc |
| 3604-18-11 | C/1 Advisory reference — outside the item-of-supply concept Ttm Technologies, Inc. Div Viasystems Technologies Corp., Llc |
NSN 5920-01-019-1247 is a Fuseholder,extractor Post, manufactured by Littelfuse, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-019-1247 has 2 manufacturer part numbers on file: 921548-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 342001A (Littelfuse, Inc.).
Key specifications for 342001A: 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. 19 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.