PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

61901-016ATransistor

Dynalec Corporation · NSN 5961-01-176-1557 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-176-1557 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-176-1557. Primary manufacturer part number: 61901-016A.
Features
  • Transistor — FSC 5961
  • Mounting Facility Quantity: 1
  • Voltage Rating in Volts Per Characteristic: 215.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 200.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 15.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
  • Internal Configuration: JUNCTION CONTACT
  • Power Rating Per Characteristic: 200.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
  • Overall Width Across Flats: 0.875 INCHES MAXIMUM IN
  • Transfer Ratio: 15.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
  • 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 5961-01-176-1557, 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 Dynalec Corporation. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5961-01-176-1557
Primary Part Number61901-016A
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerDynalec Corporation
StatusACTIVE
Mounting Facility Quantity1
Voltage Rating in Volts Per Characteristic215.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 200.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 15.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic200.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Overall Width Across Flats0.875 INCHES MAXIMUM IN
Transfer Ratio15.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Features ProvidedHERMETICALLY SEALED CASE
Mounting MethodTHREADED STUD(S)
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Semiconductor MaterialSILICON
Thread Series DesignatorUNF
Terminal Type and Quantity2 TAB, SOLDER LUG AND 1 WIRE HOOK
Nominal Thread Size0.312 INCHES IN
Current Rating Per Characteristic30.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 7.50 AMPERES MAXIMUM BASE CURRENT, DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-084-6045001-8435-01 INTERCHANGEABLE
Discharger,electrostatic,aircraf
Dayton-Granger, Inc.
5110-00-289-96575110-00-289-9657 INTERCHANGEABLE
Frame,hand Hacksaw
General Services Administration Federal Supply Service
5330-00-318-4069163-20 INTERCHANGEABLE
Seal
Acf Industries Inc
2810-00-320-220816320 INTERCHANGEABLE
Plate,oil Pump
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
4710-00-460-709616320 INTERCHANGEABLE
Tube,metallic
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6150-00-549-389816320 INTERCHANGEABLE
Lead,electrical
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5355-00-567-1487163-20 INTERCHANGEABLE
Window,dial
Horizon Aerospace Llc Dba Magnetics Division
6625-00-694-2054ANGSM21 INTERCHANGEABLE
Course Checker
Joint Electronics Type Designation System
6625-00-825-6110 INTERCHANGEABLE
Voltmeter
5961-00-936-1381 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
SES841 Semitronics Corp (USA)
163-20 Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave (USA)
163-20 Powerex, Inc. (USA)
163-20 Semitronics Corp (USA)
61901-016A PRIMARY Dynalec Corporation (USA)
AT1136B Xtreme Powertech, Llc Dba Powertech (USA)
Related Parts
5920-00-084-6045INTERCHANGEABLE
DISCHARGER,ELECTROSTATIC,AIRCRAF
001-8435-01
5110-00-289-9657INTERCHANGEABLE
FRAME,HAND HACKSAW
5110-00-289-9657
5330-00-318-4069INTERCHANGEABLE
SEAL
163-20
2810-00-320-2208INTERCHANGEABLE
PLATE,OIL PUMP
16320
4710-00-460-7096INTERCHANGEABLE
TUBE,METALLIC
16320
6150-00-549-3898INTERCHANGEABLE
LEAD,ELECTRICAL
16320
5355-00-567-1487INTERCHANGEABLE
WINDOW,DIAL
163-20
6625-00-694-2054INTERCHANGEABLE
COURSE CHECKER
ANGSM21
6625-00-825-6110INTERCHANGEABLE
VOLTMETER
5961-00-936-1381INTERCHANGEABLE
TRANSISTOR
4820-01-040-4619INTERCHANGEABLE
SEAT,VALVE
5331-01-207-2785INTERCHANGEABLE
O-RING
16320

Frequently Asked Questions

What is NSN 5961-01-176-1557?

NSN 5961-01-176-1557 is a Transistor, manufactured by Dynalec Corporation, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-176-1557?

NSN 5961-01-176-1557 has 6 cross-referenced part numbers: SES841 (Semitronics Corp), 163-20 (Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave), 163-20 (Powerex, Inc.), 163-20 (Semitronics Corp), 61901-016A (Dynalec Corporation) and 1 more.

What NSN replaces 5961-01-176-1557?

There are 12 known substitutes for 5961-01-176-1557: 5920-00-084-6045, 5110-00-289-9657, 5330-00-318-4069 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 61901-016A?

Key specifications for 61901-016A: Special Features: JUNCTION PATTERN ARRANGEMENT: NPN; Mounting Facility Quantity: 1; Overall Length: 1.803 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 215.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 200.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 15.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN. 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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