Fuseholder, Block5920-01-453-1111

NSN 5920-01-453-1111 · NIIN 014531111 · Part number PR321

L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. · FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors · FSG 59 — Electrical and Electronic Equipment Components · CAGE 30086

Government record, cited

NSN 5920-01-453-1111 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-453-1111. Manufacturer of record part number: PR321.

Also searched as 5920-01-453-1111 · 5920014531111 · NIIN 014531111 · 01-453-1111 · FSC 5920 Fuses, Arrestors, Absorbers, and Protectors · CAGE 30086 · PR321 · 61938-B0101PC245

Nearby stock numbers ← 5920-01-453-1034 Absorber, Overvoltage · 5920-01-453-1710 Panel, Fuse →

Features

Fuseholder,block — FSC 5920
2 manufacturer part numbers on file
Manufacturer of record: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.

Identification

NSN: 5920-01-453-1111
NIIN: 014531111
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: PR321
Manufacturer: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.

General Description

The Fuseholder,block, cataloged under National Stock Number 5920-01-453-1111, 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 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5920-01-453-1111
Primary Part Number	PR321
Item Name	Fuseholder,block
FSC / FSG	5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
Manufacturer	L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
PR321 PRIMARY	L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
61938-B0101PC245	L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)

Frequently Asked Questions

What is NSN 5920-01-453-1111?

NSN 5920-01-453-1111 is a Fuseholder,block, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.

What part numbers are listed for NSN 5920-01-453-1111?

NSN 5920-01-453-1111 has 2 manufacturer part numbers on file: PR321 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 61938-B0101PC245 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).

What are the specifications of PR321?

Key specifications for PR321: Special Features: 30 AMPS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5920-01-453-1111 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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