PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-520Fuse,cartridge

Rapid Power Technologies Inc · NSN 5920-01-162-4553 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-162-4553 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-162-4553. Primary manufacturer part number: 20-520.
Features
  • Fuse,cartridge — FSC 5920
  • Fragility Factor: MODERATELY RUGGED
  • Cubic Measure: 2.580 CUBIC INCHES
  • Maximum Voltage Rating in Volts: 600.0 AC AND 600.0 DC
  • Overall Diameter: 0.812 INCHES NOMINAL IN
  • Continuous Current Rating in Amps: 30.000
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
Applications
  • Applications requiring Fiber Case construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-162-4553, 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 Rapid Power Technologies Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-162-4553
Primary Part Number20-520
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerRapid Power Technologies Inc
StatusACTIVE
Fragility FactorMODERATELY RUGGED
Cubic Measure2.580 CUBIC INCHES
Maximum Voltage Rating in Volts600.0 AC AND 600.0 DC
Overall Diameter0.812 INCHES NOMINAL IN
Continuous Current Rating in Amps30.000
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Interruption Indicator MethodOPAQUE BODY
MaterialFIBER CASE
Body StyleTUBE TYPE
Surface TreatmentNICKEL TERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5325-00-232-921882-11-520-16 INTERCHANGEABLE
Stud,turnlock Fastener
Southco Inc
5935-00-259-3299QRE34S INTERCHANGEABLE
Connector,receptacle,electrical
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
4820-00-393-428820520 INTERCHANGEABLE
Stem,needle Valve
Grove Valve Operations
5935-00-678-5997 INTERCHANGEABLE
Connector,electrica
5930-01-115-6944142-4 INTERCHANGEABLE
Switch Section,rotary
Tabet Manufacturing Company, Inc. Dba Tabet Manufacturing Co Inc
4520-01-194-6448STD1580 INTERCHANGEABLE
Heating Element,electrical,nonim
Basic American Inc
5120-01-349-1450 INTERCHANGEABLE
Wrench,box and Open End,combinat
5330-01-386-274220520 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4820-01-439-351520520 INTERCHANGEABLE
Valve,check
Cooper Surgical
6545-01-607-339720520 INTERCHANGEABLE
Medical Equipment Set,physical T
The Hygenic Corporation
Cross-Reference Index
Part NumberManufacturer
20-520 PRIMARY Rapid Power Technologies Inc (USA)
Related Parts
5325-00-232-9218INTERCHANGEABLE
STUD,TURNLOCK FASTENER
82-11-520-16
5935-00-259-3299INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
QRE34S
4820-00-393-4288INTERCHANGEABLE
STEM,NEEDLE VALVE
20520
5935-00-678-5997INTERCHANGEABLE
CONNECTOR,ELECTRICA
5930-01-115-6944INTERCHANGEABLE
SWITCH SECTION,ROTARY
142-4
4520-01-194-6448INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
STD1580
5120-01-349-1450INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5330-01-386-2742INTERCHANGEABLE
SEAL,PLAIN ENCASED
20520
4820-01-439-3515INTERCHANGEABLE
VALVE,CHECK
20520
6545-01-607-3397INTERCHANGEABLE
MEDICAL EQUIPMENT SET,PHYSICAL T
20520
3460-01-670-9436INTERCHANGEABLE
CHUCK,DRILL
20-520

Frequently Asked Questions

What is NSN 5920-01-162-4553?

NSN 5920-01-162-4553 is a Fuse,cartridge, manufactured by Rapid Power Technologies Inc, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-01-162-4553?

NSN 5920-01-162-4553 has 1 cross-referenced part number: 20-520 (Rapid Power Technologies Inc).

What NSN replaces 5920-01-162-4553?

There are 11 known substitutes for 5920-01-162-4553: 5325-00-232-9218, 5935-00-259-3299, 4820-00-393-4288 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-520?

Key specifications for 20-520: Fragility Factor: MODERATELY RUGGED; Cubic Measure: 2.580 CUBIC INCHES; Maximum Voltage Rating in Volts: 600.0 AC AND 600.0 DC; Overall Diameter: 0.812 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

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