PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3553Transistor

Freescale Semiconductor, Inc. · NSN 5961-00-481-9494 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-481-9494 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-481-9494. Primary manufacturer part number: 2N3553.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 140.0 CELSIUS JUNCTION DEGC
  • Overall Diameter: 0.370 INCHES MAXIMUM IN
  • Internal Junction Configuration: NPN
  • Semiconductor Material: SILICON
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Power Rating Per Characteristic: 7.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
  • Voltage Rating in Volts Per Characteristic: 65.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 40.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-481-9494, 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 Freescale Semiconductor, Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Active.

Technical Specifications
ParameterValue
NSN5961-00-481-9494
Primary Part Number2N3553
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusACTIVE
Maximum Operating Temp Per Measurement Point140.0 CELSIUS JUNCTION DEGC
Overall Diameter0.370 INCHES MAXIMUM IN
Internal Junction ConfigurationNPN
Semiconductor MaterialSILICON
Terminal Length0.500 INCHES MINIMUM IN
Power Rating Per Characteristic7.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Voltage Rating in Volts Per Characteristic65.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 40.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Current Rating Per Characteristic1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting MethodTERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-147-98582N3553 INTERCHANGEABLE
Transistor
Osi Optoelectronics, Inc Dba Semicoa
5330-00-385-74912N3553 INTERCHANGEABLE
Seal
Caterpillar Inc Div Caterpillar Defense
5961-00-999-2871 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N3553 Freescale Semiconductor, Inc. (USA)
2N3553 Rca Corp Distribution and Special Products (USA)
11207071 Ballistic Missile Defense Systems Command (USA)
Related Parts
5961-00-147-9858INTERCHANGEABLE
TRANSISTOR
2N3553
5330-00-385-7491INTERCHANGEABLE
SEAL
2N3553
5961-00-999-2871INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-481-9494?

NSN 5961-00-481-9494 is a Transistor, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-481-9494?

NSN 5961-00-481-9494 has 3 cross-referenced part numbers: 2N3553 (Freescale Semiconductor, Inc.), 2N3553 (Rca Corp Distribution and Special Products), 11207071 (Ballistic Missile Defense Systems Command).

What NSN replaces 5961-00-481-9494?

There are 3 known substitutes for 5961-00-481-9494: 5961-00-147-9858, 5330-00-385-7491, 5961-00-999-2871. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3553?

Key specifications for 2N3553: Maximum Operating Temp Per Measurement Point: 140.0 CELSIUS JUNCTION DEGC; Overall Diameter: 0.370 INCHES MAXIMUM IN; Internal Junction Configuration: NPN; Semiconductor Material: SILICON. 13 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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