PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20139Circuit Card Assembly

Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit · NSN 5998-01-034-4084 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-034-4084 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-034-4084. Primary manufacturer part number: 20139.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-034-4084, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5998-01-034-4084
Primary Part Number20139
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTransistor Devices Inc Div Astrodyne Tdi High Power Business Unit
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5306-00-166-140620-58 INTERCHANGEABLE
Bolt,carriage
Motorola Automotive Electronics
5133-00-412-1747 INTERCHANGEABLE
Drill,twist
5905-00-488-2793 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5331-01-092-2041 INTERCHANGEABLE
O-Ring
4820-01-143-13825115PA240009-184-202PSI (20139) INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-149-33232013901S0166 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5360-01-181-739020139 INTERCHANGEABLE
Spring,helical,compression
Unipress Corporation
4920-01-299-028220139 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
4820-01-557-934620139,5115PA240009,38T45PSI INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
5331-01-670-54432-0139 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
Cross-Reference Index
Part NumberManufacturer
20139 PRIMARY Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
Related Parts
5306-00-166-1406INTERCHANGEABLE
BOLT,CARRIAGE
20-58
5133-00-412-1747INTERCHANGEABLE
DRILL,TWIST
5905-00-488-2793INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5331-01-092-2041INTERCHANGEABLE
O-RING
4820-01-143-1382INTERCHANGEABLE
VALVE,SAFETY RELIEF
5115PA240009-184-202PSI (20139)
4820-01-149-3323INTERCHANGEABLE
VALVE,SAFETY RELIEF
2013901S0166
5360-01-181-7390INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20139
4920-01-299-0282INTERCHANGEABLE
TEST PROGRAM SET
20139
4820-01-557-9346INTERCHANGEABLE
VALVE,SAFETY RELIEF
20139,5115PA240009,38T45PSI
5331-01-670-5443INTERCHANGEABLE
O-RING
2-0139
5306-01-706-1330INTERCHANGEABLE
BOLT,MACHINE
34-677
4310-01-706-5083INTERCHANGEABLE
CYLINDER SLEEVE
363-A7038

Frequently Asked Questions

What is NSN 5998-01-034-4084?

NSN 5998-01-034-4084 is a Circuit Card Assembly, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-034-4084?

NSN 5998-01-034-4084 has 1 cross-referenced part number: 20139 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).

What NSN replaces 5998-01-034-4084?

There are 12 known substitutes for 5998-01-034-4084: 5306-00-166-1406, 5133-00-412-1747, 5905-00-488-2793 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20139?

Key specifications for 20139: End Item Identification: POWER SUPPLY NO. 54000-40402; Special Features: CAPACITOR 5,DIODE 4,PRINTED WIRING BOARD 1,RESISTOR 21,TRANSISTOR 6; End Item Identification: POWER SUPPLY NO. 54000-40402; Special Features: CAPACITOR 5,DIODE 4,PRINTED WIRING BOARD 1,RESISTOR 21,TRANSISTOR 6. 4 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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