PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104321Circuit Card Assembly

Aimtron Systems, Llc · NSN 5998-01-106-9855 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-106-9855 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-106-9855. Primary manufacturer part number: 104321.
Features
  • Circuit Card Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Aimtron Systems, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-106-9855, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Aimtron Systems, Llc. This item has 2 commercial cross-references from 2 manufacturers, 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
NSN5998-01-106-9855
Primary Part Number104321
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerAimtron Systems, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeC
Verified Substitutes 2
5950-00-915-3469104-0321 INTERCHANGEABLE
Transformer,power
Avionics Specialties, Inc.
5310-01-195-552710432-1 INTERCHANGEABLE
Nut,inlet
Pneudraulics, Inc.
Cross-Reference Index
Part NumberManufacturer
104321 Cardion Inc (USA)
104321 PRIMARY Aimtron Systems, Llc (USA)
Related Parts
5950-00-915-3469INTERCHANGEABLE
TRANSFORMER,POWER
104-0321
5310-01-195-5527INTERCHANGEABLE
NUT,INLET
10432-1

Frequently Asked Questions

What is NSN 5998-01-106-9855?

NSN 5998-01-106-9855 is a Circuit Card Assembly, manufactured by Aimtron Systems, Llc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-106-9855?

NSN 5998-01-106-9855 has 2 cross-referenced part numbers: 104321 (Cardion Inc), 104321 (Aimtron Systems, Llc).

What NSN replaces 5998-01-106-9855?

There are 2 known substitutes for 5998-01-106-9855: 5950-00-915-3469, 5310-01-195-5527. Verify interchangeability with system specifications before substitution.

What are the specifications of 104321?

Key specifications for 104321: Overall Length: 7.625 INCHES NOMINAL IN; Overall Width: 1.875 INCHES NOMINAL IN; Special Features: CAPACITOR 12,COIL 5,PRINTED WIRING BOARD 1,RESISTOR 5,TRANSISTOR 2; FUNCTION: CCA, MULTIPLEXER-FILTER; REFERENCE DATA: 1A1A4A1, TI-6730.1, FA-9639, DME, VOL 2, SEC 3-11, PG 8-106; End Item Identification: DME 9639, FA-9639. 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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