PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

201111Transistor

Astronics Test Systems Inc · NSN 5961-00-491-2263 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-491-2263 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-491-2263. Primary manufacturer part number: 201111.
Features
  • Transistor — FSC 5961
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Semiconductor Material: SILICON
  • Overall Diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Internal Configuration: JUNCTION CONTACT
  • Voltage Rating in Volts Per Characteristic: -15.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • 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 5961-00-491-2263, 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 Astronics Test Systems Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-491-2263
Primary Part Number201111
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerAstronics Test Systems Inc
StatusACTIVE
Terminal Length0.500 INCHES MINIMUM IN
Semiconductor MaterialSILICON
Overall Diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Internal ConfigurationJUNCTION CONTACT
Voltage Rating in Volts Per Characteristic-15.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Features ProvidedHERMETICALLY SEALED CASE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Current Rating Per Characteristic100.00 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2540-00-040-18107037230 INTERCHANGEABLE
Handle
U S Army Tank Automotive Command Amsta-Im-Mm
6645-00-786-686422300965 INTERCHANGEABLE
Staff Assembly,cent
Waltham Aircraft Clock Corp
6105-01-274-2719201-1-11 INTERCHANGEABLE
Motor,alternating Current
Stryker Corporation Div Use for Open Payments Only
4240-01-359-4931990-HP F NO 11 INTERCHANGEABLE
Helmet,welder's
Fibre-Metal Products Co Inc
5315-01-371-0674201111 INTERCHANGEABLE
Pin,straight,headed
Admiral Filter Company Llc
5330-01-417-5711 INTERCHANGEABLE
Seal,plain
Cross-Reference Index
Part NumberManufacturer
201111 PRIMARY Astronics Test Systems Inc (USA)
Related Parts
2540-00-040-1810INTERCHANGEABLE
HANDLE
7037230
6645-00-786-6864INTERCHANGEABLE
STAFF ASSEMBLY,CENT
22300965
6105-01-274-2719INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
201-1-11
4240-01-359-4931INTERCHANGEABLE
HELMET,WELDER'S
990-HP F NO 11
5315-01-371-0674INTERCHANGEABLE
PIN,STRAIGHT,HEADED
201111
5330-01-417-5711INTERCHANGEABLE
SEAL,PLAIN

Frequently Asked Questions

What is NSN 5961-00-491-2263?

NSN 5961-00-491-2263 is a Transistor, manufactured by Astronics Test Systems Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-491-2263?

NSN 5961-00-491-2263 has 1 cross-referenced part number: 201111 (Astronics Test Systems Inc).

What NSN replaces 5961-00-491-2263?

There are 6 known substitutes for 5961-00-491-2263: 2540-00-040-1810, 6645-00-786-6864, 6105-01-274-2719 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 201111?

Key specifications for 201111: Overall Length: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Terminal Length: 0.500 INCHES MINIMUM IN; Semiconductor Material: SILICON; Overall Diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN. 12 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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