Transistor, PNP, Silicon, Amplifier Type 2N4957, JAN, JANTX, JANTXV, JANS, JANHC, JANKC

General Information

Designation	MIL-PRF-19500/426
Status	Active
Last Update	2026-05-29
Last Document Update	2026-05-13
Publishers:
- Distributor	Defense Standardization Program Office
- Owner:	Defense Logistics Agency
- Author:	DLA Weapons Support (Columbus)

Categories

FSG-59

FSC-5961

Document Category

Performance Specification

History

Version	Date	Distribution Statement	Access	Pages
Revision J Amendment 4 (all previous amendments incorporated)	2026-05-13	A	Public	23
Revision J Amendment 3 (all previous amendments incorporated)	2024-05-17	A	Public	22
Revision J Amendment 2 (all previous amendments incorporated)	2023-07-11	A	Public	23
Revision J Amendment 1 (amendment incorporated)	2018-03-16	A	Public	21
Revision J	2016-11-22	A	Public	21
Revision H	2014-05-06	A	Public	19
Revision G	2013-03-30	A	Public	19
Revision F	2011-06-29	A	Public	19
Revision E Notice 1 - Validation	2010-02-24	A	Public	1
Revision E	2004-10-21	A	Public	18
Revision D	2001-12-28	A	Public	16
Revision C	2000-11-02	A	Public	16
Revision B	1997-12-12	A	Public	15
Revision A Amendment 2	1989-12-28	A	Public	1
Revision A	1986-09-08	A	Public	17

Responsibilities

Service	Organization	Code
Lead Standardization Activity	DLA Land and Maritime	CC
Preparing Activity	DLA Land and Maritime	CC
Air Force	Air Force Life Cycle Management Center - Electronic Components, Wire and Cable	85
Army	US Army Combat Capabilities Development Command, C5ISR Center	CR
DLA	DLA Land and Maritime	CC
Navy	Naval Sea Systems Command (Ship Systems)	SH