PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FRNR1 1/2Fuse,cartridge

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-548-9321 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-548-9321 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-548-9321. Primary manufacturer part number: FRNR1 1/2.
Features
  • Fuse,cartridge — FSC 5920
  • Maximum Voltage Rating in Volts: 250.0 AC
  • Circuit Over-Current Interruption Type: TIME DELAY
  • Interruption Indicator Method: OPAQUE BODY
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Circuit Over-Current Interruption Delay Time in Seconds: 60.0 200 PCT OF CURRENT RATING
  • Overall Diameter: 0.562 INCHES NOMINAL IN
  • Continuous Current Rating in Amps: 1.500
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-548-9321, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-548-9321
Primary Part NumberFRNR1 1/2
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusCANCELLED
Maximum Voltage Rating in Volts250.0 AC
Circuit Over-Current Interruption TypeTIME DELAY
Interruption Indicator MethodOPAQUE BODY
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Circuit Over-Current Interruption Delay Time in Seconds60.0 200 PCT OF CURRENT RATING
Overall Diameter0.562 INCHES NOMINAL IN
Continuous Current Rating in Amps1.500
Body StyleTUBE TYPE
Surface TreatmentSOLDER TERMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
2640-00-052-085115R INTERCHANGEABLE
Valve,pneumatic Tire
Schrader-Bridgeport International Inc Dba Schrader Automotive
6695-00-335-3137 INTERCHANGEABLE
Tripod,meter
5365-00-427-289110172 INTERCHANGEABLE
Ring,dee
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5920-00-825-6458FRN15 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5950-01-021-6978 INTERCHANGEABLE
Transformer,power
5920-01-275-7260 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
28064-1R5 Naval Ship Systems Command (USA)
FRN-1.5 Cooper Bussmann, Llc Dba Cooper Industries (USA)
FRN-1.5 Gulf Coast Holdings, Inc Dba Unidynamics (USA)
TR1.5 Klockner-Moeller Corp (USA)
FRNR1 1/2 PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
FRN1 1-2 Cooper Bussmann, Llc Dba Cooper Industries (USA)
Related Parts
2640-00-052-0851INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
15R
6695-00-335-3137INTERCHANGEABLE
TRIPOD,METER
5365-00-427-2891INTERCHANGEABLE
RING,DEE
10172
5920-00-825-6458INTERCHANGEABLE
FUSE,CARTRIDGE
FRN15
5950-01-021-6978INTERCHANGEABLE
TRANSFORMER,POWER
5920-01-275-7260INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-00-548-9321?

NSN 5920-00-548-9321 is a Fuse,cartridge, 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 5920-00-548-9321?

NSN 5920-00-548-9321 has 6 cross-referenced part numbers: 28064-1R5 (Naval Ship Systems Command), FRN-1.5 (Cooper Bussmann, Llc Dba Cooper Industries), FRN-1.5 (Gulf Coast Holdings, Inc Dba Unidynamics), TR1.5 (Klockner-Moeller Corp), FRNR1 1/2 (Cooper Bussmann, Llc Dba Cooper Industries) and 1 more.

What NSN replaces 5920-00-548-9321?

There are 6 known substitutes for 5920-00-548-9321: 2640-00-052-0851, 6695-00-335-3137, 5365-00-427-2891 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FRNR1 1/2?

Key specifications for FRNR1 1/2: Maximum Voltage Rating in Volts: 250.0 AC; Circuit Over-Current Interruption Type: TIME DELAY; Interruption Indicator Method: OPAQUE BODY; Features Provided: NONRENEWABLE FUSIBLE ELEMENT. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-548-9321 still in active supply?

NSN 5920-00-548-9321 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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