PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N5731BSemiconductor Device,diode

Philips Circuit Assemblies · NSN 5961-00-579-1682 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-579-1682 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-579-1682. Primary manufacturer part number: 1N5731B.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: GLASS ENCLOSURE
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Overall Diameter: 0.072 INCHES MAXIMUM IN
  • Voltage Rating in Volts Per Characteristic: 6.2 MAXIMUM NOMINAL REGULATOR VOLTAGE
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS AMBIENT AIR DEGC
  • Current Rating Per Characteristic: 10.00 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
  • Power Rating Per Characteristic: 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Glass Enclosure construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-579-1682, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Philips Circuit Assemblies. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-579-1682
Primary Part Number1N5731B
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerPhilips Circuit Assemblies
StatusACTIVE
MaterialGLASS ENCLOSURE
Terminal Length0.500 INCHES MINIMUM IN
Overall Diameter0.072 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic6.2 MAXIMUM NOMINAL REGULATOR VOLTAGE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS AMBIENT AIR DEGC
Current Rating Per Characteristic10.00 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
Power Rating Per Characteristic400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Mounting MethodTERMINAL
Specification/standard Data80131-RELEASE6257 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-034-1000210062 INTERCHANGEABLE
Nut,self-Locking,castellated,hex
Valcor Engineering Corporation
3110-00-100-0311001-30144 INTERCHANGEABLE
Cup,tapered Roller Bearing
Tvh Parts Co.
5961-00-577-0764 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-595-8710 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-597-1840 INTERCHANGEABLE
Semiconductor Device,diode
5310-00-816-1879NAS679C3M INTERCHANGEABLE
Nut,self-Locking,slotted,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5905-00-917-0345 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
5961-01-009-3743 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-011-7867 INTERCHANGEABLE
Semiconductor Device,diode
5961-01-013-7817 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
1N5731B Philips Circuit Assemblies (USA)
530128 Fischbach and Moore Communications Div of Fischbach and Moore Inc (USA)
1N5731B Electronic Industries Association
RELEASE6257 Electronic Industries Association
210062 Wavetek Rf Products, Inc (USA)
Related Parts
5310-00-034-1000INTERCHANGEABLE
NUT,SELF-LOCKING,CASTELLATED,HEX
210062
3110-00-100-0311INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
001-30144
5961-00-577-0764INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-595-8710INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-597-1840INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5310-00-816-1879INTERCHANGEABLE
NUT,SELF-LOCKING,SLOTTED,HEXAGON
NAS679C3M
5905-00-917-0345INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
5961-01-009-3743INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-011-7867INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-013-7817INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-019-3584INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-019-4961INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-579-1682?

NSN 5961-00-579-1682 is a Semiconductor Device,diode, manufactured by Philips Circuit Assemblies, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-579-1682?

NSN 5961-00-579-1682 has 5 cross-referenced part numbers: 1N5731B (Philips Circuit Assemblies), 530128 (Fischbach and Moore Communications Div of Fischbach and Moore Inc), 1N5731B (Electronic Industries Association), RELEASE6257 (Electronic Industries Association), 210062 (Wavetek Rf Products, Inc).

What NSN replaces 5961-00-579-1682?

There are 12 known substitutes for 5961-00-579-1682: 5310-00-034-1000, 3110-00-100-0311, 5961-00-577-0764 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N5731B?

Key specifications for 1N5731B: Material: GLASS ENCLOSURE; Terminal Length: 0.500 INCHES MINIMUM IN; Overall Diameter: 0.072 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 6.2 MAXIMUM NOMINAL REGULATOR VOLTAGE. 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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