PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70B-2AFuse,cartridge

Cooper Bussmann, Llc Dba Cooper Industries · NSN 5920-00-284-9217 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-284-9217 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-284-9217. Primary manufacturer part number: 70B-2A.
Features
  • Fuse,cartridge — FSC 5920
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Body Style: SELF INDICATING TYPE
  • Overall Diameter: 0.281 INCHES NOMINAL IN
  • Body Length: 1.266 INCHES NOMINAL IN
  • Continuous Current Rating in Amps: 2.000
  • Interruption Indicator Method: BODY-VISUAL OR ALARM
  • Maximum Voltage Rating in Volts: 160.0 AC AND 160.0 DC
Applications
  • Applications requiring Copper Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-284-9217, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-284-9217
Primary Part Number70B-2A
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCooper Bussmann, Llc Dba Cooper Industries
StatusCANCELLED
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Body StyleSELF INDICATING TYPE
Overall Diameter0.281 INCHES NOMINAL IN
Body Length1.266 INCHES NOMINAL IN
Continuous Current Rating in Amps2.000
Interruption Indicator MethodBODY-VISUAL OR ALARM
Maximum Voltage Rating in Volts160.0 AC AND 160.0 DC
MaterialCOPPER TERMINAL
MaterialGLASS CASE
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Surface TreatmentNICKEL TERMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3030-00-234-2242230458 INTERCHANGEABLE
Belt,v
Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
5920-00-280-858070G INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
4820-00-899-86663701 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Matheson Co Div of G D Searle Medical Products
5120-01-367-727270B INTERCHANGEABLE
Scriber,machinist's
L.s. Starrett Company (the) Div Tool Division
5920-01-496-8385 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
70B Lucent Technologies Inc Corporate Headquarters (USA)
100203330 Lucent Technologies Inc Dba Federal Marketing Group (USA)
70B American Telephone and Telegraph Co (USA)
70BFUSE American Telephone and Telegraph Co (USA)
100203389 Lucent Technologies Inc Advanced Technology Systems (USA)
70B-2A PRIMARY Cooper Bussmann, Llc Dba Cooper Industries (USA)
70B Sightmaster Corp (USA)
NE-70B FUSE A0027547 Northern Telecom Inc Telecom Distribution Div (USA)
100203330 Alcatel-Lucent Usa Inc. (USA)
Related Parts
3030-00-234-2242INTERCHANGEABLE
BELT,V
230458
5920-00-280-8580INTERCHANGEABLE
FUSE,CARTRIDGE
70G
4820-00-899-8666INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
3701
5120-01-367-7272INTERCHANGEABLE
SCRIBER,MACHINIST'S
70B
5920-01-496-8385INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-00-284-9217?

NSN 5920-00-284-9217 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 5920-00-284-9217?

NSN 5920-00-284-9217 has 9 cross-referenced part numbers: 70B (Lucent Technologies Inc Corporate Headquarters), 100203330 (Lucent Technologies Inc Dba Federal Marketing Group), 70B (American Telephone and Telegraph Co), 70BFUSE (American Telephone and Telegraph Co), 100203389 (Lucent Technologies Inc Advanced Technology Systems) and 4 more.

What NSN replaces 5920-00-284-9217?

There are 5 known substitutes for 5920-00-284-9217: 3030-00-234-2242, 5920-00-280-8580, 4820-00-899-8666 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70B-2A?

Key specifications for 70B-2A: Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Body Style: SELF INDICATING TYPE; Overall Length: 1.780 INCHES NOMINAL IN; Overall Diameter: 0.281 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-284-9217 still in active supply?

NSN 5920-00-284-9217 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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