PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CDT1444Transistor

Itt Semiconductors a Division of International Telephone and Telegraph Corp · NSN 5961-00-977-5787 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-977-5787 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-977-5787. Primary manufacturer part number: CDT1444.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 11.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Overall Diameter: 0.875 INCHES MAXIMUM IN
  • Mounting Facility Quantity: 2
  • Internal Configuration: JUNCTION CONTACT
  • Semiconductor Material: GERMANIUM
  • Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Current Rating Per Characteristic: 1.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-977-5787, 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 Itt Semiconductors a Division of International Telephone and Telegraph Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-977-5787
Primary Part NumberCDT1444
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerItt Semiconductors a Division of International Telephone and Telegraph Corp
StatusCANCELLED
Power Rating Per Characteristic11.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Overall Diameter0.875 INCHES MAXIMUM IN
Mounting Facility Quantity2
Internal ConfigurationJUNCTION CONTACT
Semiconductor MaterialGERMANIUM
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Current Rating Per Characteristic1.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Features ProvidedHERMETICALLY SEALED CASE
Mounting MethodUNTHREADED HOLE(S)
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Internal Junction ConfigurationPNP
Terminal Type and Quantity2 UNINSULATED WIRE LEAD AND 1 CASE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
6105-00-088-28365K45MG7 INTERCHANGEABLE
Motor,alternating Current
General Electric Co Motor Business Group
5120-00-793-68901660420 INTERCHANGEABLE
Crimping Tool,terminal,hand
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3455-00-808-4294SF-48X INTERCHANGEABLE
Cutter,milling,end
Quinco Tool Products Co Inc
5961-00-925-62802N2869 INTERCHANGEABLE
Transistor
Semitronics Corp
1440-00-966-458115075-4 INTERCHANGEABLE
Valve Assembly,cont
Eaton Aerospace Llc
2825-01-111-8836 INTERCHANGEABLE
Insert
4820-01-213-4453116707 INTERCHANGEABLE
Head,valve
Williams Controls Inc
Cross-Reference Index
Part NumberManufacturer
CDT1444 Itt Semiconductors a Division of International Telephone and Telegraph Corp (USA)
35487 Renesas Electronics America Inc (USA)
116707 Fluke Corp (USA)
116707 Keuffel and Esser Co (USA)
Related Parts
6105-00-088-2836INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5K45MG7
5120-00-793-6890INTERCHANGEABLE
CRIMPING TOOL,TERMINAL,HAND
1660420
3455-00-808-4294INTERCHANGEABLE
CUTTER,MILLING,END
SF-48X
5961-00-925-6280INTERCHANGEABLE
TRANSISTOR
2N2869
1440-00-966-4581INTERCHANGEABLE
VALVE ASSEMBLY,CONT
15075-4
2825-01-111-8836INTERCHANGEABLE
INSERT
4820-01-213-4453INTERCHANGEABLE
HEAD,VALVE
116707

Frequently Asked Questions

What is NSN 5961-00-977-5787?

NSN 5961-00-977-5787 is a Transistor, manufactured by Itt Semiconductors a Division of International Telephone and Telegraph Corp, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-977-5787?

NSN 5961-00-977-5787 has 4 cross-referenced part numbers: CDT1444 (Itt Semiconductors a Division of International Telephone and Telegraph Corp), 35487 (Renesas Electronics America Inc), 116707 (Fluke Corp), 116707 (Keuffel and Esser Co).

What NSN replaces 5961-00-977-5787?

There are 7 known substitutes for 5961-00-977-5787: 6105-00-088-2836, 5120-00-793-6890, 3455-00-808-4294 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CDT1444?

Key specifications for CDT1444: Power Rating Per Characteristic: 11.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION; Overall Diameter: 0.875 INCHES MAXIMUM IN; Mounting Facility Quantity: 2; Internal Configuration: JUNCTION CONTACT. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-977-5787 still in active supply?

NSN 5961-00-977-5787 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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