PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UL198F-TYPES-20AMPFuse,plug

Underwriters Laboratories Inc · NSN 5920-00-131-9973 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-131-9973 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-131-9973. Primary manufacturer part number: UL198F-TYPES-20AMP.
Features
  • Fuse,plug — FSC 5920
  • Circuit Over-Current Interruption Delay Time in Seconds: 12.0 200 PCT OF CURRENT RATING
  • Continuous Current Rating in Amps: 20.000
  • Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC
  • Circuit Over-Current Interruption Type: TIME DELAY
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Material: FIBER CASE
  • Terminal Length: 0.687 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
Applications
  • Applications requiring Fiber Case construction
General Description

The Fuse,plug, cataloged under National Stock Number 5920-00-131-9973, 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 Underwriters Laboratories Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 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
NSN5920-00-131-9973
Primary Part NumberUL198F-TYPES-20AMP
Item NameFuse,plug
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerUnderwriters Laboratories Inc
StatusCANCELLED
Circuit Over-Current Interruption Delay Time in Seconds12.0 200 PCT OF CURRENT RATING
Continuous Current Rating in Amps20.000
Maximum Voltage Rating in Volts125.0 AC AND 125.0 DC
Circuit Over-Current Interruption TypeTIME DELAY
Interruption Indicator MethodVISIBLE ELEMENT
MaterialFIBER CASE
Terminal Length0.687 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
Body StyleS-BASE
Overall Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5920-00-131-9972 INTERCHANGEABLE
Fuse,plug
5920-00-131-9974GE3770-25 INTERCHANGEABLE
Fuse,plug
General Electric Co Wiring Device Dept
5920-00-228-4457 INTERCHANGEABLE
Fuse,plug
5920-00-280-9312 INTERCHANGEABLE
Fuse,plug
5920-00-503-2965 INTERCHANGEABLE
Fuse,plug
5920-00-552-1554 INTERCHANGEABLE
Fuse,plug
5920-00-552-1555 INTERCHANGEABLE
Fuse,plug
5920-00-552-8558 INTERCHANGEABLE
Fuse,plug
5920-00-552-8559 INTERCHANGEABLE
Fuse,plug
5920-00-552-8567 INTERCHANGEABLE
Fuse,plug
Cross-Reference Index
Part NumberManufacturer
UL198F-TYPES-20AMP Underwriters Laboratories Inc (USA)
WF791-3-030 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
9-20 Federal Pacific Electric Co Economy Fuse Div (USA)
WF791 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-55472 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA55472-33 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
S20 Cooper Bussmann, Llc Dba Cooper Industries (USA)
S20 Littelfuse, Inc. (USA)
Related Parts
5920-00-131-9972INTERCHANGEABLE
FUSE,PLUG
5920-00-131-9974INTERCHANGEABLE
FUSE,PLUG
GE3770-25
5920-00-228-4457INTERCHANGEABLE
FUSE,PLUG
5920-00-280-9312INTERCHANGEABLE
FUSE,PLUG
5920-00-503-2965INTERCHANGEABLE
FUSE,PLUG
5920-00-552-1554INTERCHANGEABLE
FUSE,PLUG
5920-00-552-1555INTERCHANGEABLE
FUSE,PLUG
5920-00-552-8558INTERCHANGEABLE
FUSE,PLUG
5920-00-552-8559INTERCHANGEABLE
FUSE,PLUG
5920-00-552-8567INTERCHANGEABLE
FUSE,PLUG
5920-00-552-8569INTERCHANGEABLE
FUSE,PLUG
5920-00-552-8571INTERCHANGEABLE
FUSE,PLUG

Frequently Asked Questions

What is NSN 5920-00-131-9973?

NSN 5920-00-131-9973 is a Fuse,plug, manufactured by Underwriters Laboratories Inc, classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-131-9973?

NSN 5920-00-131-9973 has 8 cross-referenced part numbers: UL198F-TYPES-20AMP (Underwriters Laboratories Inc), WF791-3-030 (Federal Specifications Promulgated by General Services Administration Washington DC), 9-20 (Federal Pacific Electric Co Economy Fuse Div), WF791 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-55472 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 3 more.

What NSN replaces 5920-00-131-9973?

There are 12 known substitutes for 5920-00-131-9973: 5920-00-131-9972, 5920-00-131-9974, 5920-00-228-4457 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of UL198F-TYPES-20AMP?

Key specifications for UL198F-TYPES-20AMP: Circuit Over-Current Interruption Delay Time in Seconds: 12.0 200 PCT OF CURRENT RATING; Continuous Current Rating in Amps: 20.000; Maximum Voltage Rating in Volts: 125.0 AC AND 125.0 DC; Circuit Over-Current Interruption Type: TIME DELAY. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-131-9973 still in active supply?

NSN 5920-00-131-9973 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.
PartsTable Design LLC · partstable.com