PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

840-98Circuit Card Assembly

Rosemount Aerospace Inc Dba Rosemount Aerospace Inc · NSN 5998-00-658-3301 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-658-3301 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-658-3301. Primary manufacturer part number: 840-98.
Features
  • Circuit Card Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Rosemount Aerospace Inc Dba Rosemount Aerospace 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 5998-00-658-3301, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Rosemount Aerospace Inc Dba Rosemount Aerospace Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-658-3301
Primary Part Number840-98
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerRosemount Aerospace Inc Dba Rosemount Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 3
5962-01-237-1546 INTERCHANGEABLE
Microcircuit,digital
6685-01-366-311984098 INTERCHANGEABLE
Thermostat,flow Control
Dover Corp Groen Div
5120-01-398-9391 INTERCHANGEABLE
Pliers,slip Joint
Cross-Reference Index
Part NumberManufacturer
840-98 PRIMARY Rosemount Aerospace Inc Dba Rosemount Aerospace Inc (USA)
840-98 Rosemount Inc Dba Fisher Rosemount Service and Support (USA)
Related Parts
5962-01-237-1546INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6685-01-366-3119INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
84098
5120-01-398-9391INTERCHANGEABLE
PLIERS,SLIP JOINT

Frequently Asked Questions

What is NSN 5998-00-658-3301?

NSN 5998-00-658-3301 is a Circuit Card Assembly, manufactured by Rosemount Aerospace Inc Dba Rosemount Aerospace Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-658-3301?

NSN 5998-00-658-3301 has 2 cross-referenced part numbers: 840-98 (Rosemount Aerospace Inc Dba Rosemount Aerospace Inc), 840-98 (Rosemount Inc Dba Fisher Rosemount Service and Support).

What NSN replaces 5998-00-658-3301?

There are 3 known substitutes for 5998-00-658-3301: 5962-01-237-1546, 6685-01-366-3119, 5120-01-398-9391. Verify interchangeability with system specifications before substitution.

What are the specifications of 840-98?

Key specifications for 840-98: Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: FLIGHT CONTROL,AUTOMATIC PILOT; Special Features: PRINTED WIRING BOARD 1,CHOKE 2,CAPACITOR 2,CONNECTOR STRIP 1; Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: FLIGHT CONTROL,AUTOMATIC PILOT; Special Features: PRINTED WIRING BOARD 1,CHOKE 2,CAPACITOR 2,CONNECTOR STRIP 1. 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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