PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

U1897JFTransistor

Siliconix Incorporated Div Siliconix · NSN 5961-00-403-3972 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-403-3972 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-403-3972. Primary manufacturer part number: U1897JF.
Features
  • Transistor — FSC 5961
  • Mounting Method: TERMINAL
  • Overall Diameter: 0.210 INCHES MAXIMUM IN
  • Power Rating Per Characteristic: 300.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Current Rating Per Characteristic: 40.00 AMPERES MAXIMUM DRAIN CURRENT
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Voltage Rating in Volts Per Characteristic: 20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
  • Internal Configuration: FIELD EFFECT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-403-3972, 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 Siliconix Incorporated Div Siliconix. Government technical data includes 11 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-403-3972
Primary Part NumberU1897JF
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerSiliconix Incorporated Div Siliconix
StatusACTIVE
Mounting MethodTERMINAL
Overall Diameter0.210 INCHES MAXIMUM IN
Power Rating Per Characteristic300.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
Current Rating Per Characteristic40.00 AMPERES MAXIMUM DRAIN CURRENT
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Voltage Rating in Volts Per Characteristic20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Internal ConfigurationFIELD EFFECT
Maximum Operating Temp Per Measurement Point125.0 CELSIUS JUNCTION DEGC
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Terminal Length0.500 INCHES MINIMUM IN
Semiconductor MaterialSILICON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5360-00-106-8048230035 INTERCHANGEABLE
Spring,helical,compression
Dresser, Llc
2805-00-675-5622230035 INTERCHANGEABLE
Guide,valve Stem
Kohler Co Engine Plant Div
5315-01-245-486023003-5 INTERCHANGEABLE
Pin,straight,headless
Hydraulics International, Inc. Dba Hydraulics International Inc
3020-01-329-1938 INTERCHANGEABLE
Gear,spur
Cross-Reference Index
Part NumberManufacturer
U1897JF Siliconix Incorporated Div Siliconix (USA)
81-1530-2386-2 3m Company (USA)
U1897JF Telcom Semiconductor Inc (USA)
230035 Wavetek Rf Products, Inc (USA)
U1897E Telcom Semiconductor Inc (USA)
83-1530-2386 Minnesota Mining and Mfg Co Mincom Div (USA)
Related Parts
5360-00-106-8048INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
230035
2805-00-675-5622INTERCHANGEABLE
GUIDE,VALVE STEM
230035
5315-01-245-4860INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
23003-5
3020-01-329-1938INTERCHANGEABLE
GEAR,SPUR

Frequently Asked Questions

What is NSN 5961-00-403-3972?

NSN 5961-00-403-3972 is a Transistor, manufactured by Siliconix Incorporated Div Siliconix, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-403-3972?

NSN 5961-00-403-3972 has 6 cross-referenced part numbers: U1897JF (Siliconix Incorporated Div Siliconix), 81-1530-2386-2 (3m Company), U1897JF (Telcom Semiconductor Inc), 230035 (Wavetek Rf Products, Inc), U1897E (Telcom Semiconductor Inc) and 1 more.

What NSN replaces 5961-00-403-3972?

There are 4 known substitutes for 5961-00-403-3972: 5360-00-106-8048, 2805-00-675-5622, 5315-01-245-4860 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of U1897JF?

Key specifications for U1897JF: Mounting Method: TERMINAL; Overall Diameter: 0.210 INCHES MAXIMUM IN; Power Rating Per Characteristic: 300.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION; Current Rating Per Characteristic: 40.00 AMPERES MAXIMUM DRAIN CURRENT. 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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