PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1602557Transistor

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5961-00-052-5270 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-052-5270 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-052-5270. Primary manufacturer part number: 1602557.
Features
  • Transistor — FSC 5961
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
  • Power Rating Per Characteristic: 1.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Internal Configuration: JUNCTION CONTACT
  • Semiconductor Material: SILICON
  • Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Mounting Method: TERMINAL
  • 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 5961-00-052-5270, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-052-5270
Primary Part Number1602557
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Power Rating Per Characteristic1.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Internal ConfigurationJUNCTION CONTACT
Semiconductor MaterialSILICON
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Mounting MethodTERMINAL
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Internal Junction ConfigurationNPN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Features ProvidedHERMETICALLY SEALED CASE
Overall Diameter0.370 INCHES MAXIMUM IN
Current Rating Per Characteristic500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Length1.500 INCHES MINIMUM IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-758-5815 INTERCHANGEABLE
Transistor
5961-00-835-2904 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N3499 Freescale Semiconductor, Inc. (USA)
9136C2016 Lockheed Corp Lockheed Electronics Co Inc (USA)
SM7353H Freescale Semiconductor, Inc. (USA)
1602557 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
9136C2016 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
Related Parts
5961-00-758-5815INTERCHANGEABLE
TRANSISTOR
5961-00-835-2904INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-052-5270?

NSN 5961-00-052-5270 is a Transistor, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-052-5270?

NSN 5961-00-052-5270 has 5 cross-referenced part numbers: 2N3499 (Freescale Semiconductor, Inc.), 9136C2016 (Lockheed Corp Lockheed Electronics Co Inc), SM7353H (Freescale Semiconductor, Inc.), 1602557 (Lockheed Martin Corporation Div Rms - Mitchel Field), 9136C2016 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems).

What NSN replaces 5961-00-052-5270?

There are 2 known substitutes for 5961-00-052-5270: 5961-00-758-5815, 5961-00-835-2904. Verify interchangeability with system specifications before substitution.

What are the specifications of 1602557?

Key specifications for 1602557: Terminal Circle Diameter: 0.200 INCHES NOMINAL IN; Power Rating Per Characteristic: 1.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION; Internal Configuration: JUNCTION CONTACT; Semiconductor Material: SILICON. 15 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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