PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F.321Fuseholder,block

Ercona Corporation Dba Belling Lee · NSN 5920-01-286-7187 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-286-7187 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-286-7187. Primary manufacturer part number: F.321.
Features
  • Fuseholder,block — FSC 5920
  • 4 verified cross-references
  • Primary manufacturer: Ercona Corporation Dba Belling Lee
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-01-286-7187, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Ercona Corporation Dba Belling Lee. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFuseholder,block
FSC / FSG5920 — No Item Name Available (FSG 59)
ManufacturersErcona Corporation Dba Belling Lee (CAGE 53079); Marconi Electronics Inc Marconi Instruments Div (CAGE 09553); Viavi Solutionsllc (CAGE 51190); Bulgin Components Plc (CAGE U0928)
Technical Specifications
ParameterValue
NSN5920-01-286-7187
Primary Part NumberF.321
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerErcona Corporation Dba Belling Lee
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-120-4287160532 INTERCHANGEABLE
Roller,bearing
Regal Beloit America, Inc. Dba Rollway Bearing
3110-00-155-6488220MF INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
4510-00-403-0442 INTERCHANGEABLE
Lavatory
5977-00-878-33631776682 INTERCHANGEABLE
Ring Assembly,electrical Contact
Honeywell International Inc. Dba Honeywell International
5120-01-350-0995 INTERCHANGEABLE
Socket,socket Wrench
4130-01-690-2796F321 INTERCHANGEABLE
Filter Element,air Conditioning
Dri-Eaz Products Inc
Cross-Reference Index
Part NumberManufacturer
F.321 Ercona Corporation Dba Belling Lee (USA)
23416-151D Marconi Electronics Inc Marconi Instruments Div (USA)
23416-151D Viavi Solutionsllc (USA)
F.321 Bulgin Components Plc (GBR)
Related Parts
3110-00-120-4287INTERCHANGEABLE
ROLLER,BEARING
160532
3110-00-155-6488INTERCHANGEABLE
BEARING,BALL,ANNULAR
220MF
4510-00-403-0442INTERCHANGEABLE
LAVATORY
5977-00-878-3363INTERCHANGEABLE
RING ASSEMBLY,ELECTRICAL CONTACT
1776682
5120-01-350-0995INTERCHANGEABLE
SOCKET,SOCKET WRENCH
4130-01-690-2796INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
F321

Frequently Asked Questions

What is NSN 5920-01-286-7187?

NSN 5920-01-286-7187 is a Fuseholder,block, manufactured by Ercona Corporation Dba Belling Lee, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-01-286-7187?

NSN 5920-01-286-7187 has 4 cross-referenced part numbers: F.321 (Ercona Corporation Dba Belling Lee), 23416-151D (Marconi Electronics Inc Marconi Instruments Div), 23416-151D (Viavi Solutionsllc), F.321 (Bulgin Components Plc).

What NSN replaces 5920-01-286-7187?

There are 6 known substitutes for 5920-01-286-7187: 3110-00-120-4287, 3110-00-155-6488, 4510-00-403-0442 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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