PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1854-1087Transistor

Keysight Technologies Inc · NSN 5961-01-344-4965 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-344-4965 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-344-4965. Primary manufacturer part number: 1854-1087.
Features
  • Transistor — FSC 5961
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Internal Configuration: JUNCTION CONTACT
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC
  • Power Rating Per Characteristic: 350.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-92
  • Mounting Method: TERMINAL
  • Voltage Rating in Volts Per Characteristic: 40.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Transistor, cataloged under National Stock Number 5961-01-344-4965, 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 Keysight Technologies Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-344-4965
Primary Part Number1854-1087
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Terminal Length0.500 INCHES MINIMUM IN
Internal ConfigurationJUNCTION CONTACT
Maximum Operating Temp Per Measurement Point150.0 CELSIUS JUNCTION DEGC
Power Rating Per Characteristic350.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-92
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic40.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Semiconductor MaterialSILICON
Current Rating Per Characteristic200.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Transfer Ratio100.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER AND 300.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
MaterialPLASTIC ENCLOSURE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5961-00-008-04885080-4670 INTERCHANGEABLE
Transistor
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
5961-00-472-0363151-0190-01 INTERCHANGEABLE
Transistor
Tektronix, Inc.
5961-00-892-87062N3904 INTERCHANGEABLE
Transistor
Semitronics Corp
5961-01-068-13832N3904 INTERCHANGEABLE
Transistor
National Semiconductor Corporation
5961-01-086-3247263-10-39040 INTERCHANGEABLE
Transistor
L3 Aviation Products, Inc. Dba L3 Technologies
5961-01-096-1890 INTERCHANGEABLE
Transistor
5961-01-110-4395 INTERCHANGEABLE
Transistor
5961-01-185-4250 INTERCHANGEABLE
Transistor
5961-01-214-2382483743 INTERCHANGEABLE
Transistor
Fluke Corp
5961-01-305-2986698225 INTERCHANGEABLE
Transistor
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
MPS3904RLRA Freescale Semiconductor, Inc. (USA)
1854-1087 PRIMARY Keysight Technologies Inc (USA)
1854-1087 Keysight Technologies, Inc. (USA)
NTE123AP Nte Electronics, Inc (USA)
2N3904 Freescale Semiconductor, Inc. (USA)
123AP Nte Electronics, Inc (USA)
1854-1087 Hewlett-Packard Company Dba HP (USA)
4RBXC37B2N-3904 Rohm Corp (USA)
Related Parts
5961-00-008-0488INTERCHANGEABLE
TRANSISTOR
5080-4670
5961-00-472-0363INTERCHANGEABLE
TRANSISTOR
151-0190-01
5961-00-892-8706INTERCHANGEABLE
TRANSISTOR
2N3904
5961-01-068-1383INTERCHANGEABLE
TRANSISTOR
2N3904
5961-01-086-3247INTERCHANGEABLE
TRANSISTOR
263-10-39040
5961-01-096-1890INTERCHANGEABLE
TRANSISTOR
5961-01-110-4395INTERCHANGEABLE
TRANSISTOR
5961-01-185-4250INTERCHANGEABLE
TRANSISTOR
5961-01-214-2382INTERCHANGEABLE
TRANSISTOR
483743
5961-01-305-2986INTERCHANGEABLE
TRANSISTOR
698225

Frequently Asked Questions

What is NSN 5961-01-344-4965?

NSN 5961-01-344-4965 is a Transistor, manufactured by Keysight Technologies Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-344-4965?

NSN 5961-01-344-4965 has 8 cross-referenced part numbers: MPS3904RLRA (Freescale Semiconductor, Inc.), 1854-1087 (Keysight Technologies Inc), 1854-1087 (Keysight Technologies, Inc.), NTE123AP (Nte Electronics, Inc), 2N3904 (Freescale Semiconductor, Inc.) and 3 more.

What NSN replaces 5961-01-344-4965?

There are 10 known substitutes for 5961-01-344-4965: 5961-00-008-0488, 5961-00-472-0363, 5961-00-892-8706 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1854-1087?

Key specifications for 1854-1087: Terminal Length: 0.500 INCHES MINIMUM IN; Internal Configuration: JUNCTION CONTACT; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC; Power Rating Per Characteristic: 350.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION. 16 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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