The Fuseholder,block, cataloged under National Stock Number 5920-01-152-4949, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-152-4949 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Status | ACTIVE |
| Accommodated Fuse Length | 2.000 INCHES NOMINAL IN |
| Mounting Hole Quantity | 2 |
| Body Style | SIDE BARRIER TYPE |
| Internal Circuit Configuration and Pole Quantity | 3 POLE, MAINLINE, FUSED |
| Mounting Hole Style | IN-LINE ALONG THE LENGTH |
| Center to Center Distance Between Outside Mounting Holes Along Length | 2.500 INCHES NOMINAL IN |
| Voltage in Volts | 250.0 |
| Mounting Hole Diameter | 0.219 INCHES NOMINAL IN |
| Accommodated Ferrule Diameter | 0.562 INCHES NOMINAL IN |
| Fuse Terminal Type Accommodated | FERRULE |
| Surface Treatment | TIN CONTACT |
| Current Carrying Rating in Amps | 30.0 |
| Base Thickness | 0.625 INCHES NOMINAL IN |
| Material | COPPER ALLOY TERMINAL |
| Material | PLASTIC PHENOLIC BODY |
| Material | ALUMINUM CONTACT |
| Terminal Type and Quantity | 6 COMPRESSION |
| Fuse Accommodation Quantity | 3 |
| 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 |
|---|---|
| EV-250-0303 | C/1 Advisory reference — outside the item-of-supply concept Armature Coil Equipment, Inc Dba Ace Equipment Company |
| A90038-01 | 3/2 Design control — primary reference U.S. Government activity |
| F30A3B | 5/9 Secondary reference Marathon Electric, Llc |
NSN 5920-01-152-4949 is a Fuseholder,block, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
Key specifications for 5920-01-152-4949: Accommodated Fuse Length: 2.000 INCHES NOMINAL IN; Mounting Hole Quantity: 2; Overall Height: 1.375 INCHES NOMINAL IN; Body Style: SIDE BARRIER TYPE. 18 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.