The Fuseholder,block, cataloged under National Stock Number 5920-01-194-2940, 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 Eaton Corp Opns & Technical Center. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-194-2940 |
| Primary Part Number | A44-977 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Eaton Corp Opns & Technical Center |
| Status | ACTIVE |
| Accommodated Fuse Length | 2.000 INCHES NOMINAL IN |
| Mounting Hole Quantity | 2 |
| Body Style | CLIP CONNECTED TYPE |
| Internal Circuit Configuration and Pole Quantity | 1 POLE, MAINLINE, FUSED |
| Mounting Hole Style | IN-LINE ALONG THE WIDTH |
| Voltage in Volts | 250.0 |
| Mounting Hole Diameter | 0.210 INCHES NOMINAL IN |
| Accommodated Ferrule Diameter | 0.562 INCHES NOMINAL IN |
| Fuse Terminal Type Accommodated | FERRULE |
| Unable to Decode | UNABLE TO DECODE |
| Current Carrying Rating in Amps | 30.0 |
| Center to Center Distance Between Outside Mounting Holes Along Width | 0.750 INCHES NOMINAL IN |
| Base Thickness | 1.031 INCHES NOMINAL IN |
| Terminal Type and Quantity | 2 SCREW |
| 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 |
|---|---|
| A44-977 | Eaton Corp Opns & Technical Center (USA) |
| Reference | Meaning |
|---|---|
| 10982A1 | 3/9 Design control — primary reference Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
| 10982H1 | 5/9 Secondary reference Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
NSN 5920-01-194-2940 is a Fuseholder,block, manufactured by Eaton Corp Opns & Technical Center, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-194-2940 has 1 manufacturer part number on file: A44-977 (Eaton Corp Opns & Technical Center).
Key specifications for A44-977: Accommodated Fuse Length: 2.000 INCHES NOMINAL IN; Mounting Hole Quantity: 2; Overall Height: 2.062 INCHES NOMINAL IN; Body Style: CLIP CONNECTED TYPE. 15 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.