B1493

View detailed technical data, stock status, and sourcing information for: B1493

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B1493
Federal Supply Group
Electrical and Electronic Equipment Components
National Stock Number
5961-00-059-4466
Item Name Code
20588
Assigment Date
01/01/1961 (65 years ago)

An active semiconductor device with three or more electrodes. May or may not include mounting hardware and/or heatsink. Excludes:semiconductor device, diode and semiconductor device, thyristor. For solid state devices which are responsive to visible or infrared radiant energy, see semiconductor device, photo.

2 mounting facility quantity, 0.375 inches nominal overall length, wsd: nimitz class cvn; missile, air-to-air, phoenix (aim-54 ; ticonderoga class cg (47); virginia class cgn (41); radar, series an/sps-49(v); los angeles class ssn (688); spruance class dd (963); forrestal class cv; sturgeon class ssn (637) end item identification, unable to decode inclosure material, 0.875 inches maximum overall diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Inclosure Material
unable to decode
Overall Length
0.375 inches nominal
Overall Diameter
0.875 inches maximum
End Item Identification
wsd: nimitz class cvn; missile, air-to-air, phoenix (aim-54 ; ticonderoga class cg (47); virginia class cgn (41); radar, series an/sps-49(v); los angeles class ssn (688); spruance class dd (963); forrestal class cv; sturgeon class ssn (637)
Mounting Facility Quantity
2
Internal Configuration
junction contact
Mounting Method
unthreaded hole
Features Provided
hermetically sealed case
Criticality Code Justification
feat
Semiconductor Material
germanium
Voltage Rating In Volts Per Characteristic
60.0 maximum breakdown voltage, collector-to-emitter, base open and 70.0 maximum breakdown voltage, collector-to-emitter, with base short-circuited to emitter
Current Rating Per Characteristic
7.00 amperes maximum collector current, dc
Power Rating Per Characteristic
90.0 watts maximum total device dissipation
Special Features
weapon system essential; junction pattern arrangement: pnp
Terminal Type And Quantity
2 uninsulated wire lead and 1 case

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5961-00-059-1383 No Name Available 01/20/1969
5961-01-175-8068 No Name Available 06/01/2007

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1850-0098 Transistor
1850-0237 Transistor
345-124-012 Transistor
B1493 Transistor
CQT794 Transistor
KT1117 Transistor
SP776 Transistor

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5961-00-059-4466?
The FSCG of the NSN 5961-00-059-4466 is 5961
Does the NSN 5961-00-059-4466 have a Schedule B code assigned?
Yes, the Schedule B code is 8541500080
Does NSN 5961-00-059-4466 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5961-00-059-4466 contain precious materials?
Item does not contain precious metal.
Does NSN 5961-00-059-4466 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5961-00-059-4466 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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