The Fuseholder,block, cataloged under National Stock Number 5920-01-522-9271, 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 Naval Sea Systems Command. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-522-9271 |
| Primary Part Number | 593-SK-F-00322 PC 29 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Current Carrying Rating in Amps | 30.0 |
| 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 |
|---|---|
| 593-SK-F-00322 PC 29 PRIMARY | Naval Sea Systems Command (USA) |
| LPSC002 | Littelfuse, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SK-F-00322 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5920-01-522-9271 is a Fuseholder,block, manufactured by Naval Sea Systems Command, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-522-9271 has 2 manufacturer part numbers on file: 593-SK-F-00322 PC 29 (Naval Sea Systems Command), LPSC002 (Littelfuse, Inc.).
Key specifications for 593-SK-F-00322 PC 29: Special Features: CLASS CC, 2 POLE; Current Carrying Rating in Amps: 30.0; End Item Identification: ELECTRICAL CONT ENCL SK-F-00322 ASSY 99; Fuse Accommodation Quantity: 1. 2 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.