PartsTable TECHNICAL DATA SHEET
SEPTEMBER 2026Technical Data Sheet

21089Circuit Card Assembly

Trio Laboratories Inc · NSN 5998-00-563-0474 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-563-0474 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-563-0474. Primary manufacturer part number: 21089.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Trio Laboratories Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-563-0474, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Trio Laboratories Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the government interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-563-0474
Primary Part Number21089
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTrio Laboratories Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
⇄ Verified Substitutes 9
5305-00-038-8995NAS1352-4-16P INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5996-00-133-4292400065 INTERCHANGEABLE
Amplifier,magnetic
Dbp Microwave Inc. Dba Dbp Microwave Inc.
4720-00-184-825721089 INTERCHANGEABLE
Hose Assembly,nonmetallic
Abb Installation Products Inc
5330-00-418-4262 INTERCHANGEABLE
Seal Assembly
1650-00-486-024121089 INTERCHANGEABLE
Valve,directional F
Hydro-Aire Aerospace Corp
5305-00-582-849115X485 INTERCHANGEABLE
Screw,machine
Napco International Llc Dba Napco International Inc
5310-01-099-038621089 INTERCHANGEABLE
Washer,flat
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5985-01-319-8304187802 INTERCHANGEABLE
Coupler,rotary,radio Frequency
Northrop Grumman Systems Corporation
1650-01-335-457221089 INTERCHANGEABLE
Plate,fluid
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
21089 Trio Laboratories Inc (USA)
Related Parts
5305-00-038-8995INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1352-4-16P
5996-00-133-4292INTERCHANGEABLE
AMPLIFIER,MAGNETIC
400065
4720-00-184-8257INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
21089
5330-00-418-4262INTERCHANGEABLE
SEAL ASSEMBLY
1650-00-486-0241INTERCHANGEABLE
VALVE,DIRECTIONAL F
21089
5305-00-582-8491INTERCHANGEABLE
SCREW,MACHINE
15X485
5310-01-099-0386INTERCHANGEABLE
WASHER,FLAT
21089
5985-01-319-8304INTERCHANGEABLE
COUPLER,ROTARY,RADIO FREQUENCY
187802
1650-01-335-4572INTERCHANGEABLE
PLATE,FLUID
21089

Frequently Asked Questions

What is NSN 5998-00-563-0474?

NSN 5998-00-563-0474 is a Circuit Card Assembly, manufactured by Trio Laboratories Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-563-0474?

NSN 5998-00-563-0474 has 1 cross-referenced part number: 21089 (Trio Laboratories Inc).

What NSN replaces 5998-00-563-0474?

There are 9 known substitutes for 5998-00-563-0474: 5305-00-038-8995, 5996-00-133-4292, 4720-00-184-8257 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21089?

Key specifications for 21089: Special Features: PRINTED WIRING BOARD 1,CAPACITOR 1,RESISTOR 1; Overall Height: 0.570 INCHES NOMINAL IN; Overall Width: 2.150 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: RADAR SET NONAIRBORNE EXCEPT FIRE CONTROL AND GUIDED MISSILE. 10 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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