PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MR856Semiconductor Device,diode

L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division · NSN 5961-01-220-8210 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-220-8210 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-220-8210. Primary manufacturer part number: MR856.
Features
  • Semiconductor Device,diode — FSC 5961
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD
  • Material: GLASS ENCLOSURE
  • Features Provided: HERMETICALLY SEALED CASE
  • Maximum Operating Temp Per Measurement Point: 140.0 CELSIUS JUNCTION DEGC
  • Terminal Length: 1.190 INCHES NOMINAL IN
  • Mounting Method: TERMINAL
  • Overall Diameter: 0.225 INCHES MAXIMUM IN
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 5961-01-220-8210, 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 L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-220-8210
Primary Part NumberMR856
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerL3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division
StatusACTIVE
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
MaterialGLASS ENCLOSURE
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measurement Point140.0 CELSIUS JUNCTION DEGC
Terminal Length1.190 INCHES NOMINAL IN
Mounting MethodTERMINAL
Overall Diameter0.225 INCHES MAXIMUM IN
Current Rating Per Characteristic60.00 AMPERES MAXIMUM PEAK FORWARD SURGE CURRENT AND 3.14 AMPERES MAXIMUM FORWARD CURRENT, TOTAL RMS AND 2.00 AMPERES MAXIMUM FORWARD CURRENT, AVERAGE
Voltage Rating in Volts Per Characteristic600.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
MaterialSILICON SEMICONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6685-00-174-621923520737 INTERCHANGEABLE
Thermometer,indicating,capillary
Rolls-Royce Solutions America Inc
5961-00-189-1916 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-397-7894 INTERCHANGEABLE
Semiconductor Device,diode
3930-00-599-9928 INTERCHANGEABLE
Tractor,wheeled,warehouse
4940-01-048-7260TG26 INTERCHANGEABLE
Base Assembly
Te Connectivity Corporation Dba Raychem Product Division
5961-01-165-51641901-1087 INTERCHANGEABLE
Semiconductor Device,diode
Avago Technologies Us Inc Div Avago Technologies
5961-01-181-7430152-0661-00 INTERCHANGEABLE
Semiconductor Device,diode
Tektronix, Inc.
5961-01-362-2647 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
MR856 L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division (USA)
TG26 L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division (USA)
Related Parts
6685-00-174-6219INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
23520737
5961-00-189-1916INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-397-7894INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
3930-00-599-9928INTERCHANGEABLE
TRACTOR,WHEELED,WAREHOUSE
4940-01-048-7260INTERCHANGEABLE
BASE ASSEMBLY
TG26
5961-01-165-5164INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1901-1087
5961-01-181-7430INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
152-0661-00
5961-01-362-2647INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-01-220-8210?

NSN 5961-01-220-8210 is a Semiconductor Device,diode, manufactured by L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-220-8210?

NSN 5961-01-220-8210 has 2 cross-referenced part numbers: MR856 (L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division), TG26 (L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division).

What NSN replaces 5961-01-220-8210?

There are 8 known substitutes for 5961-01-220-8210: 6685-00-174-6219, 5961-00-189-1916, 5961-00-397-7894 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MR856?

Key specifications for MR856: Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD; Material: GLASS ENCLOSURE; Features Provided: HERMETICALLY SEALED CASE; Maximum Operating Temp Per Measurement Point: 140.0 CELSIUS JUNCTION DEGC. 11 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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