PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17121Circuit Card Assembly

Avo Intl · NSN 5998-01-146-9490 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-146-9490 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-146-9490. Primary manufacturer part number: 17121.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Avo Intl
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-146-9490, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Avo Intl. 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. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-146-9490
Primary Part Number17121
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerAvo Intl
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 12
5930-00-060-179117121 INTERCHANGEABLE
Switch,thermostatic
Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems
3040-00-083-684317121 INTERCHANGEABLE
Cam,control
Grimes Aerospace Company
5340-00-329-18601041 INTERCHANGEABLE
Band,retaining
V I J Corp Div National Utilities Company
6645-00-411-1130 INTERCHANGEABLE
Retainer,shaft
5930-00-760-0494516423 INTERCHANGEABLE
Switch,thermostatic
Instruments and Flight Research, Inc.
5935-00-895-9870GA800B3E INTERCHANGEABLE
Adapter,connector
Northrop Grumman Systems Corporation
2530-01-248-0779 INTERCHANGEABLE
Wheel Assembly,pneumatic Tire
6145-01-317-41081712-1 INTERCHANGEABLE
Cable,special Purpose,electrical
Inmac Corporate Offices
4820-01-417-94141712-1 INTERCHANGEABLE
Seat,valve
Droitcour Co
5365-01-538-105017121 INTERCHANGEABLE
Plug,machine Thread
Eastern Tools & Equipment Inc
Cross-Reference Index
Part NumberManufacturer
17121 PRIMARY Avo Intl (USA)
Related Parts
5930-00-060-1791INTERCHANGEABLE
SWITCH,THERMOSTATIC
17121
3040-00-083-6843INTERCHANGEABLE
CAM,CONTROL
17121
5340-00-329-1860INTERCHANGEABLE
BAND,RETAINING
1041
6645-00-411-1130INTERCHANGEABLE
RETAINER,SHAFT
5930-00-760-0494INTERCHANGEABLE
SWITCH,THERMOSTATIC
516423
5935-00-895-9870INTERCHANGEABLE
ADAPTER,CONNECTOR
GA800B3E
2530-01-248-0779INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
6145-01-317-4108INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
1712-1
4820-01-417-9414INTERCHANGEABLE
SEAT,VALVE
1712-1
5365-01-538-1050INTERCHANGEABLE
PLUG,MACHINE THREAD
17121
6115-01-563-9853INTERCHANGEABLE
PARTS KIT,ELECTRICAL GENERATOR
171-21
6515-01-590-2994INTERCHANGEABLE
SCREW,BONE
202.963

Frequently Asked Questions

What is NSN 5998-01-146-9490?

NSN 5998-01-146-9490 is a Circuit Card Assembly, manufactured by Avo Intl, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-146-9490?

NSN 5998-01-146-9490 has 1 cross-referenced part number: 17121 (Avo Intl).

What NSN replaces 5998-01-146-9490?

There are 12 known substitutes for 5998-01-146-9490: 5930-00-060-1791, 3040-00-083-6843, 5340-00-329-1860 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17121?

Key specifications for 17121: End Item Identification: 4920-01-095-2338 TEST SYSTEM,CORONA; Part Name Assigned by Controlling Agency: USAGE DESIGN: PHASE OSCILLATOR; End Item Identification: 4920-01-095-2338 TEST SYSTEM,CORONA; Part Name Assigned by Controlling Agency: USAGE DESIGN: PHASE OSCILLATOR. 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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