PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N277Semiconductor Device,diode

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5961-00-504-6357 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-504-6357 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-504-6357. Primary manufacturer part number: 1N277.
Features
  • Semiconductor Device,diode — FSC 5961
  • Material: GERMANIUM SEMICONDUCTOR
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 125.0 MAXIMUM REVERSE VOLTAGE, PEAK
  • Overall Diameter: 0.085 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
  • Current Rating Per Characteristic: 100.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC
  • Power Rating Per Characteristic: 85.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Terminal Length: 1.000 INCHES MINIMUM IN
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Germanium Semiconductor construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-504-6357, 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 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-504-6357
Primary Part Number1N277
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusCANCELLED
MaterialGERMANIUM SEMICONDUCTOR
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic125.0 MAXIMUM REVERSE VOLTAGE, PEAK
Overall Diameter0.085 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
Current Rating Per Characteristic100.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC
Power Rating Per Characteristic85.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Terminal Length1.000 INCHES MINIMUM IN
MaterialGLASS ENCLOSURE
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5961-00-588-580380002-15 INTERCHANGEABLE
Semiconductor Device,diode
General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations
5961-00-669-6884 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-812-3574 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-940-8567 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-980-4394 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
1N277 PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
1N277 Raytheon Company Dba Raytheon (USA)
Related Parts
5961-00-588-5803INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
80002-15
5961-00-669-6884INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-812-3574INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-940-8567INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-980-4394INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-504-6357?

NSN 5961-00-504-6357 is a Semiconductor Device,diode, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-504-6357?

NSN 5961-00-504-6357 has 2 cross-referenced part numbers: 1N277 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), 1N277 (Raytheon Company Dba Raytheon).

What NSN replaces 5961-00-504-6357?

There are 5 known substitutes for 5961-00-504-6357: 5961-00-588-5803, 5961-00-669-6884, 5961-00-812-3574 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N277?

Key specifications for 1N277: Material: GERMANIUM SEMICONDUCTOR; Mounting Method: TERMINAL; Voltage Rating in Volts Per Characteristic: 125.0 MAXIMUM REVERSE VOLTAGE, PEAK; Overall Diameter: 0.085 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-504-6357 still in active supply?

NSN 5961-00-504-6357 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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