PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1261915-101Transistor

Emcore Space & Navigation Corporation Div Space & Navigation · NSN 5961-00-245-6729 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-245-6729 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-245-6729. Primary manufacturer part number: 1261915-101.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Internal Junction Configuration: PNP
  • Semiconductor Material: SILICON
  • Overall Diameter: 0.230 INCHES MAXIMUM IN
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-245-6729, 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 Emcore Space & Navigation Corporation Div Space & Navigation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-245-6729
Primary Part Number1261915-101
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerEmcore Space & Navigation Corporation Div Space & Navigation
StatusACTIVE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Internal Junction ConfigurationPNP
Semiconductor MaterialSILICON
Overall Diameter0.230 INCHES MAXIMUM IN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Terminal Length0.500 INCHES MINIMUM IN
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 35.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Power Rating Per Characteristic400.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-984-3156 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
1261915-101 Honeywell Intl Inc Defense Avionics Systems Former Guidance Systems Div (USA)
1261915-101 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
1261915-101 PRIMARY Emcore Space & Navigation Corporation Div Space & Navigation (USA)
Related Parts
5961-00-984-3156INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-245-6729?

NSN 5961-00-245-6729 is a Transistor, manufactured by Emcore Space & Navigation Corporation Div Space & Navigation, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-245-6729?

NSN 5961-00-245-6729 has 3 cross-referenced part numbers: 1261915-101 (Honeywell Intl Inc Defense Avionics Systems Former Guidance Systems Div), 1261915-101 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), 1261915-101 (Emcore Space & Navigation Corporation Div Space & Navigation).

What NSN replaces 5961-00-245-6729?

There is 1 known substitute for 5961-00-245-6729: 5961-00-984-3156. Verify interchangeability with system specifications before substitution.

What are the specifications of 1261915-101?

Key specifications for 1261915-101: Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Internal Junction Configuration: PNP; Semiconductor Material: SILICON; Overall Length: 0.210 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com