PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7AG7 1-2Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-944-8772 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-944-8772 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-944-8772. Primary manufacturer part number: 7AG7 1-2.
Features
  • Fuse,cartridge — FSC 5920
  • Body Style: TUBE TYPE
  • Surface Treatment: NICKEL TERMINAL
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Continuous Current Rating in Amps: 7.500
Applications
  • Applications requiring Glass Case construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-944-8772, 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 Littelfuse, Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-944-8772
Primary Part Number7AG7 1-2
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Body StyleTUBE TYPE
Surface TreatmentNICKEL TERMINAL
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Overall Diameter0.250 INCHES NOMINAL IN
Interruption Indicator MethodVISIBLE ELEMENT
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Continuous Current Rating in Amps7.500
Maximum Voltage Rating in Volts32.0 AC AND 32.0 DC
MaterialGLASS CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-00-518-883630-3075 INTERCHANGEABLE
Connector,plug,electrical
U S Dept of Transportation Federal Aviation Administration
2940-01-561-657830307-5 INTERCHANGEABLE
Filter Element,fluid
Genesis Filtration Inc
Cross-Reference Index
Part NumberManufacturer
7AG7 1-2 PRIMARY Littelfuse, Inc. (USA)
AGW7 1-2 Cooper Bussmann, Llc Dba Cooper Industries (USA)
30307-5 Littelfuse, Inc. (USA)
AGW7-1/2 Stant Corp Edelmann Div (USA)
Related Parts
5935-00-518-8836INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
30-3075
2940-01-561-6578INTERCHANGEABLE
FILTER ELEMENT,FLUID
30307-5

Frequently Asked Questions

What is NSN 5920-00-944-8772?

NSN 5920-00-944-8772 is a Fuse,cartridge, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-944-8772?

NSN 5920-00-944-8772 has 4 cross-referenced part numbers: 7AG7 1-2 (Littelfuse, Inc.), AGW7 1-2 (Cooper Bussmann, Llc Dba Cooper Industries), 30307-5 (Littelfuse, Inc.), AGW7-1/2 (Stant Corp Edelmann Div).

What NSN replaces 5920-00-944-8772?

There are 2 known substitutes for 5920-00-944-8772: 5935-00-518-8836, 2940-01-561-6578. Verify interchangeability with system specifications before substitution.

What are the specifications of 7AG7 1-2?

Key specifications for 7AG7 1-2: Body Style: TUBE TYPE; Surface Treatment: NICKEL TERMINAL; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Overall Length: 0.875 INCHES NOMINAL IN. 10 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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