PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CR0647FSemiconductor Device,diode

Scientific Radio Systems Inc · NSN 5961-01-037-0111 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-037-0111 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-037-0111. Primary manufacturer part number: CR0647F.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: GLASS ENCLOSURE
  • Material: SILICON SEMICONDUCTOR
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Terminal Length: 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
  • Mounting Method: TERMINAL
  • Overall Diameter: 0.055 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
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 5961-01-037-0111, 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 Scientific Radio Systems Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-037-0111
Primary Part NumberCR0647F
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerScientific Radio Systems Inc
StatusCANCELLED
MaterialGLASS ENCLOSURE
MaterialSILICON SEMICONDUCTOR
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Terminal Length1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Overall Diameter0.055 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Voltage Rating in Volts Per Characteristic480.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE AND 400.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
Current Rating Per Characteristic150.00 MILLIAMPERES MAXIMUM AVERAGE ON-STATE CURRENT, 180 DEGREES CONDUCTION ANGLE, AVERAGE OVER A FULL 60-HZ CYCLE AND 5.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT
Test Data Document81349-MILS19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Specification/standard Data81349-MIL-S-19500/240 GOVERNMENT SPECIFICATION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-064-2379 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-087-6047 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-577-6084 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-626-0041 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-628-5928 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-632-3511 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-752-0986 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-861-4917 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-898-2101 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-985-4900 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
CR0647F Scientific Radio Systems Inc (USA)
019-004430-351 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
43912000-250 Honeywell Regelsysteme Gmbh Geschaftsbereich Sondertechnik (DEU)
MIL-PRF-19500/240 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/240 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JAN1N647-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5961PL0710276 Jednolity Indeks Materialowy - Uniform Material Index (POL)
40-666-2414U Ge Aviation Systems Ltd (GBR)
339648-2 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
019-005414-002 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
Related Parts
5961-00-064-2379INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-087-6047INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-577-6084INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-626-0041INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-628-5928INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-632-3511INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-752-0986INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-861-4917INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-898-2101INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-985-4900INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-011-9100INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-01-016-8856INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-01-037-0111?

NSN 5961-01-037-0111 is a Semiconductor Device,diode, manufactured by Scientific Radio Systems Inc, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-037-0111?

NSN 5961-01-037-0111 has 10 cross-referenced part numbers: CR0647F (Scientific Radio Systems Inc), 019-004430-351 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 43912000-250 (Honeywell Regelsysteme Gmbh Geschaftsbereich Sondertechnik), MIL-PRF-19500/240 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/240 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5961-01-037-0111?

There are 12 known substitutes for 5961-01-037-0111: 5961-00-064-2379, 5961-00-087-6047, 5961-00-577-6084 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CR0647F?

Key specifications for CR0647F: Material: GLASS ENCLOSURE; Material: SILICON SEMICONDUCTOR; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Terminal Length: 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-037-0111 still in active supply?

NSN 5961-01-037-0111 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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