PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3553-1Fuseholder,block

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-877-9348 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-877-9348 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-877-9348. Primary manufacturer part number: 3553-1.
Features
  • Fuseholder,block — FSC 5920
  • Voltage in Volts: 250.0
  • Base Thickness: 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
  • Mounting Hole Quantity: 1
  • Terminal Type and Quantity: 2 SCREW
  • Test Data Document: 81349-MIL-F-21346 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Material: PLASTIC SILICONE AND GLASS FIBER AND PLASTIC DIALLYL PHTHALATE AND SILICA AND PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS OR PLASTIC POLYCAPROLACTAM AND GLASS OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE AND GLASS AND PLASTIC MELAMINE AND SILICA BODY
  • Material Document and Classification: MIL-M-14, TYPE MSG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE MDG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE SDG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE MME MIL SPEC SINGLE MATERIAL RESPONSE BODY
Applications
  • Applications requiring Plastic Silicone and Glass Fiber and Plastic Diallyl Phthalate and Silica and Plastic Polyhexamethylene Adipamide and Glass or Plastic Polycaprolactam and Glass or Plastic Polyhexamethylene Sebacamide and Glass and Plastic Melamine and Silica Body construction
General Description

The Fuseholder,block, cataloged under National Stock Number 5920-00-877-9348, 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 Cooper Bussmann, Llc Dba Cooper Industries. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-877-9348
Primary Part Number3553-1
Item NameFuseholder,block
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusCANCELLED
Voltage in Volts250.0
Base Thickness0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
Mounting Hole Quantity1
Terminal Type and Quantity2 SCREW
Test Data Document81349-MIL-F-21346 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MaterialPLASTIC SILICONE AND GLASS FIBER AND PLASTIC DIALLYL PHTHALATE AND SILICA AND PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS OR PLASTIC POLYCAPROLACTAM AND GLASS OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE AND GLASS AND PLASTIC MELAMINE AND SILICA BODY
Material Document and ClassificationMIL-M-14, TYPE MSG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE MDG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE SDG MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-M-14, TYPE MME MIL SPEC SINGLE MATERIAL RESPONSE BODY
Material Document and ClassificationQQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE CONTACT
MaterialCOPPER ALLOY 172 OR COPPER ALLOY 173 OR COPPER ALLOY 170 OR COPPER ALLOY 172 CONTACT
Body StyleCLIP CONNECTED TYPE
Accommodated Fuse Length1.250 INCHES NOMINAL IN
Fuse Terminal Type AccommodatedFERRULE
Fuse Accommodation Quantity1
Current Carrying Rating in Amps30.0
Mounting Hole StyleONE HOLE MOUNTING
Internal Circuit Configuration and Pole Quantity1 POLE, MAINLINE, FUSED
Accommodated Ferrule Diameter0.250 INCHES NOMINAL IN
Mounting Hole Diameter0.138 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5920-00-248-8882 INTERCHANGEABLE
Fuseholder,block
5920-00-280-4037 INTERCHANGEABLE
Fuseholder,block
5920-00-284-9206 INTERCHANGEABLE
Fuseholder,block
6615-00-373-9416 INTERCHANGEABLE
Rotor Asy
5920-00-636-4555356001 INTERCHANGEABLE
Fuseholder,block
Littelfuse, Inc.
5920-00-846-4114 INTERCHANGEABLE
Fuseholder,block
5920-00-846-6632 INTERCHANGEABLE
Fuseholder,block
5920-00-981-5803 INTERCHANGEABLE
Fuseholder,block
5920-00-993-8979 INTERCHANGEABLE
Fuseholder,block
6210-01-099-39553553-1 INTERCHANGEABLE
Light Assembly,indicator
Safran Electronics & Defense, Avionics Usa, Llc
Cross-Reference Index
Part NumberManufacturer
3553-1 Cooper Bussmann, Llc Dba Cooper Industries (USA)
VG3241 Rauland-Borg Corp (USA)
FH22AM Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M21346/3-14 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
940-10062-0001 L3harris Maritime Power & Energy Solutions, Inc (USA)
A-A-55518/2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
05G10062-0001 Magnetek Inc Industrial Controls Group Div Dba Magnetek (USA)
FH22AM Cooper Bussmann, Llc Dba Cooper Industries (USA)
265-1265-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
MILF21346-3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AA55518/02-001 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
356001 Littelfuse, Inc. (USA)
Related Parts
5920-00-248-8882INTERCHANGEABLE
FUSEHOLDER,BLOCK
5920-00-280-4037INTERCHANGEABLE
FUSEHOLDER,BLOCK
5920-00-284-9206INTERCHANGEABLE
FUSEHOLDER,BLOCK
6615-00-373-9416INTERCHANGEABLE
ROTOR ASY
5920-00-636-4555INTERCHANGEABLE
FUSEHOLDER,BLOCK
356001
5920-00-846-4114INTERCHANGEABLE
FUSEHOLDER,BLOCK
5920-00-846-6632INTERCHANGEABLE
FUSEHOLDER,BLOCK
5920-00-981-5803INTERCHANGEABLE
FUSEHOLDER,BLOCK
5920-00-993-8979INTERCHANGEABLE
FUSEHOLDER,BLOCK
6210-01-099-3955INTERCHANGEABLE
LIGHT ASSEMBLY,INDICATOR
3553-1
5920-01-146-1290INTERCHANGEABLE
FUSEHOLDER,BLOCK
5920-01-173-1013INTERCHANGEABLE
FUSEHOLDER,BLOCK

Frequently Asked Questions

What is NSN 5920-00-877-9348?

NSN 5920-00-877-9348 is a Fuseholder,block, manufactured by Cooper Bussmann, Llc Dba Cooper Industries, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-877-9348?

NSN 5920-00-877-9348 has 12 cross-referenced part numbers: 3553-1 (Cooper Bussmann, Llc Dba Cooper Industries), VG3241 (Rauland-Borg Corp), FH22AM (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M21346/3-14 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 940-10062-0001 (L3harris Maritime Power & Energy Solutions, Inc) and 7 more.

What NSN replaces 5920-00-877-9348?

There are 12 known substitutes for 5920-00-877-9348: 5920-00-248-8882, 5920-00-280-4037, 5920-00-284-9206 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3553-1?

Key specifications for 3553-1: Voltage in Volts: 250.0; Base Thickness: 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN; Mounting Hole Quantity: 1; Terminal Type and Quantity: 2 SCREW. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-877-9348 still in active supply?

NSN 5920-00-877-9348 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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