PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N1260Transistor

Texas Instruments Incorporated · NSN 5961-00-984-2271 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-984-2271 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-984-2271. Primary manufacturer part number: 2N1260.
Features
  • Transistor — FSC 5961
  • Specification/standard Data: 80131-RELEASE4254 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Semiconductor Material: SILICON
  • Features Provided: HERMETICALLY SEALED CASE
  • Mounting Facility Quantity: 4
  • Mounting Method: UNTHREADED HOLE(S)
  • Internal Configuration: JUNCTION CONTACT
  • Overall Diameter: 0.870 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-984-2271, 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 Texas Instruments Incorporated. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-984-2271
Primary Part Number2N1260
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusCANCELLED
Specification/standard Data80131-RELEASE4254 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Semiconductor MaterialSILICON
Features ProvidedHERMETICALLY SEALED CASE
Mounting Facility Quantity4
Mounting MethodUNTHREADED HOLE(S)
Internal ConfigurationJUNCTION CONTACT
Overall Diameter0.870 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Terminal Type and Quantity3 WIRE HOOK
Power Rating Per Characteristic85.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Current Rating Per Characteristic1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 2.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5961-00-018-19262N1725 INTERCHANGEABLE
Transistor
Semitronics Corp
5961-00-724-8066 INTERCHANGEABLE
Transistor
5961-00-900-4815 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N1260 Texas Instruments Incorporated (USA)
2N1260 Electronic Industries Association
RELEASE4254 Electronic Industries Association
528146 Boonton Electronics Corporation Div Boonton Electronics (USA)
Related Parts
5961-00-018-1926INTERCHANGEABLE
TRANSISTOR
2N1725
5961-00-724-8066INTERCHANGEABLE
TRANSISTOR
5961-00-900-4815INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-984-2271?

NSN 5961-00-984-2271 is a Transistor, manufactured by Texas Instruments Incorporated, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-984-2271?

NSN 5961-00-984-2271 has 4 cross-referenced part numbers: 2N1260 (Texas Instruments Incorporated), 2N1260 (Electronic Industries Association), RELEASE4254 (Electronic Industries Association), 528146 (Boonton Electronics Corporation Div Boonton Electronics).

What NSN replaces 5961-00-984-2271?

There are 3 known substitutes for 5961-00-984-2271: 5961-00-018-1926, 5961-00-724-8066, 5961-00-900-4815. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N1260?

Key specifications for 2N1260: Specification/standard Data: 80131-RELEASE4254 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION; Semiconductor Material: SILICON; Special Features: JUNCTION PATTERN ARRANGEMENT: NPN; Features Provided: HERMETICALLY SEALED CASE. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-984-2271 still in active supply?

NSN 5961-00-984-2271 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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