PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

502420Printed Wiring Board

Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit · NSN 5998-01-422-5136 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-422-5136 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-422-5136. Primary manufacturer part number: 502420.
Features
  • Printed Wiring Board — 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 Printed Wiring Board, cataloged under National Stock Number 5998-01-422-5136, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-422-5136
Primary Part Number502420
Item NamePrinted Wiring Board
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTransistor Devices Inc Div Astrodyne Tdi High Power Business Unit
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodePH
Verified Substitutes 2
Backplane Assembly
4720-00-244-7791 INTERCHANGEABLE
Tubing,nonmetallic
Cross-Reference Index
Part NumberManufacturer
502420 PRIMARY Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
Related Parts
5998-01-131-8436SUCCESSOR
BACKPLANE ASSEMBLY
4720-00-244-7791INTERCHANGEABLE
TUBING,NONMETALLIC

Frequently Asked Questions

What is NSN 5998-01-422-5136?

NSN 5998-01-422-5136 is a Printed Wiring Board, 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 5998-01-422-5136?

NSN 5998-01-422-5136 has 1 cross-referenced part number: 502420 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).

What NSN replaces 5998-01-422-5136?

There are 2 known substitutes for 5998-01-422-5136: 5998-01-131-8436, 4720-00-244-7791. Verify interchangeability with system specifications before substitution.

What are the specifications of 502420?

Key specifications for 502420: End Item Identification: MACHINERY/SHIP CONTROL SYS-UPS; End Item Identification: MACHINERY/SHIP CONTROL SYS-UPS. 2 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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