PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

75631-4Fuse,indicator Alarm

L3harris Technologies, Inc. Dba Harris Corporation · NSN 5920-00-199-9478 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-199-9478 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-199-9478. Primary manufacturer part number: 75631-4.
Features
  • Fuse,indicator Alarm — FSC 5920
  • Surface Treatment: SOLDER TERMINAL
  • Maximum Voltage Rating in Volts: 90.0 AC AND 90.0 DC
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Terminal Thickness: 0.062 INCHES NOMINAL IN
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.312 INCHES NOMINAL IN
  • Mounting Slot Width: 0.187 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,indicator Alarm, cataloged under National Stock Number 5920-00-199-9478, 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 L3harris Technologies, Inc. Dba Harris Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-199-9478
Primary Part Number75631-4
Item NameFuse,indicator Alarm
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corporation
StatusACTIVE
Surface TreatmentSOLDER TERMINAL
Maximum Voltage Rating in Volts90.0 AC AND 90.0 DC
Interruption Indicator MethodVISIBLE ELEMENT
Terminal Thickness0.062 INCHES NOMINAL IN
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Center to Center Distance Between Mounting Facilities Parallel to Length1.312 INCHES NOMINAL IN
Mounting Slot Width0.187 INCHES NOMINAL IN
Continuous Current Rating in Amps0.500
Body StyleGRASSHOPPER TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-156-1798 INTERCHANGEABLE
Bearing,ball,thrust
5310-00-208-9255MS21044C3 INTERCHANGEABLE
Nut,self-Locking,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5962-00-238-353170950100-033 INTERCHANGEABLE
Microcircuit,digital
Getronics Government Solutions Llc
1355-00-331-8646756314 INTERCHANGEABLE
Valve Assy,vent
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4820-00-402-9676118607 INTERCHANGEABLE
Seat,valve
Transdigm Inc Div Aero Fluid Products
5340-00-761-8991 INTERCHANGEABLE
Cap,protective,mois
7930-01-011-0701 INTERCHANGEABLE
Detergent,utility
5340-01-464-8421118607 INTERCHANGEABLE
Disk,solid,plain
Transicoil Llc Dba Ads Transicoil Div Transicoil
6210-01-583-7623118607 INTERCHANGEABLE
Light,indicator
Jered Llc
7025-01-667-2694 INTERCHANGEABLE
Disk Drive Unit
Cross-Reference Index
Part NumberManufacturer
118607 At and T Corp (USA)
118607 Telemechanics Inc (USA)
35FFUSE At and T Corp (USA)
118607 American Telephone and Telegraph Co (USA)
35FFUSE Lucent Technologies Inc Dba Federal Marketing Group (USA)
35FFUSE American Telephone and Telegraph Co (USA)
D162174F Lucent Technologies Inc Dba Federal Marketing Group (USA)
D162174F At and T Corp (USA)
D162174F American Telephone and Telegraph Co (USA)
75631-4 PRIMARY L3harris Technologies, Inc. Dba Harris Corporation (USA)
1235C70 PRIMARY Littelfuse, Inc. (USA)
35FFUSE Lucent Technologies Inc Corporate Headquarters (USA)
F33 Itt Telecom Products Corp Network Systems Div (USA)
75631-4 Itt Industries Inc Itt Aerospace Communications Div East (USA)
D162174F Lucent Technologies Inc Corporate Headquarters (USA)
Related Parts
3110-00-156-1798INTERCHANGEABLE
BEARING,BALL,THRUST
5310-00-208-9255INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
MS21044C3
5962-00-238-3531INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
70950100-033
1355-00-331-8646INTERCHANGEABLE
VALVE ASSY,VENT
756314
4820-00-402-9676INTERCHANGEABLE
SEAT,VALVE
118607
5340-00-761-8991INTERCHANGEABLE
CAP,PROTECTIVE,MOIS
7930-01-011-0701INTERCHANGEABLE
DETERGENT,UTILITY
5340-01-464-8421INTERCHANGEABLE
DISK,SOLID,PLAIN
118607
6210-01-583-7623INTERCHANGEABLE
LIGHT,INDICATOR
118607
7025-01-667-2694INTERCHANGEABLE
DISK DRIVE UNIT

Frequently Asked Questions

What is NSN 5920-00-199-9478?

NSN 5920-00-199-9478 is a Fuse,indicator Alarm, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-199-9478?

NSN 5920-00-199-9478 has 15 cross-referenced part numbers: 118607 (At and T Corp), 118607 (Telemechanics Inc), 35FFUSE (At and T Corp), 118607 (American Telephone and Telegraph Co), 35FFUSE (Lucent Technologies Inc Dba Federal Marketing Group) and 10 more.

What NSN replaces 5920-00-199-9478?

There are 10 known substitutes for 5920-00-199-9478: 3110-00-156-1798, 5310-00-208-9255, 5962-00-238-3531 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 75631-4?

Key specifications for 75631-4: Surface Treatment: SOLDER TERMINAL; Maximum Voltage Rating in Volts: 90.0 AC AND 90.0 DC; Overall Height: 0.562 INCHES NOMINAL IN; Interruption Indicator Method: VISIBLE ELEMENT. 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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