PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40250Transistor

Renesas Electronics America Inc · NSN 5961-01-017-3605 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-017-3605 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-017-3605. Primary manufacturer part number: 40250.
Features
  • Transistor — FSC 5961
  • Terminal Type and Quantity: 2 PIN AND 1 CASE
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Semiconductor Material: SILICON
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Mounting Facility Quantity: 2
  • Overall Diameter: 0.620 INCHES MAXIMUM IN
  • Features Provided: HERMETICALLY SEALED CASE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-017-3605, 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 Renesas Electronics America Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-017-3605
Primary Part Number40250
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRenesas Electronics America Inc
StatusACTIVE
Terminal Type and Quantity2 PIN AND 1 CASE
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Semiconductor MaterialSILICON
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Mounting Facility Quantity2
Overall Diameter0.620 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Current Rating Per Characteristic2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting MethodUNTHREADED HOLE(S)
Power Rating Per Characteristic29.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Internal ConfigurationJUNCTION CONTACT
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-0639 INTERCHANGEABLE
Cup,tapered Roller Bearing
5330-00-374-8197300482A4 INTERCHANGEABLE
Seal,plain
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5210-00-423-5585105257 INTERCHANGEABLE
Gage,feeler
Textron Inc Jacobsen Div
6630-00-431-476040250 INTERCHANGEABLE
Electrode,ph
Beckman Coulter, Inc. Dba Beckman Coulter Inc Div Us Customer Operations
5961-00-431-68291854-0224 INTERCHANGEABLE
Transistor
Keysight Technologies Inc
5133-00-596-6247 INTERCHANGEABLE
Drill,twist
5961-00-905-2926 INTERCHANGEABLE
Transistor
5961-00-963-498719A115527P1 INTERCHANGEABLE
Transistor
General Electric Co Mobile Communications Business Div
5961-01-180-0137209285-007 INTERCHANGEABLE
Transistor
Tdk-Lambda Americas Inc. Div High Power Division
5325-01-266-930240250 INTERCHANGEABLE
Ring,retaining
L & R Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
40250 Renesas Electronics America Inc (USA)
54550LPC67 Angus Electronics Co Sub of Esterline Corp (USA)
43128 Angus Electronics Co Sub of Esterline Corp (USA)
Related Parts
3110-00-100-0639INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
5330-00-374-8197INTERCHANGEABLE
SEAL,PLAIN
300482A4
5210-00-423-5585INTERCHANGEABLE
GAGE,FEELER
105257
6630-00-431-4760INTERCHANGEABLE
ELECTRODE,PH
40250
5961-00-431-6829INTERCHANGEABLE
TRANSISTOR
1854-0224
5133-00-596-6247INTERCHANGEABLE
DRILL,TWIST
5961-00-905-2926INTERCHANGEABLE
TRANSISTOR
5961-00-963-4987INTERCHANGEABLE
TRANSISTOR
19A115527P1
5961-01-180-0137INTERCHANGEABLE
TRANSISTOR
209285-007
5325-01-266-9302INTERCHANGEABLE
RING,RETAINING
40250
5365-01-309-5128INTERCHANGEABLE
HOUSING SUBASSY
43-128
5310-01-556-6816INTERCHANGEABLE
WASHER,LOCK

Frequently Asked Questions

What is NSN 5961-01-017-3605?

NSN 5961-01-017-3605 is a Transistor, manufactured by Renesas Electronics America Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-017-3605?

NSN 5961-01-017-3605 has 3 cross-referenced part numbers: 40250 (Renesas Electronics America Inc), 54550LPC67 (Angus Electronics Co Sub of Esterline Corp), 43128 (Angus Electronics Co Sub of Esterline Corp).

What NSN replaces 5961-01-017-3605?

There are 12 known substitutes for 5961-01-017-3605: 3110-00-100-0639, 5330-00-374-8197, 5210-00-423-5585 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40250?

Key specifications for 40250: Terminal Type and Quantity: 2 PIN AND 1 CASE; Electrode Internally-Electrically Connected to Case: COLLECTOR; Semiconductor Material: SILICON; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC. 14 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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