PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2156-2Circuit Card Assembly

Mission Systems Davenport Inc. · NSN 5998-00-234-1816 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-234-1816 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-234-1816. Primary manufacturer part number: 2156-2.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Mission Systems Davenport 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 5998-00-234-1816, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Mission Systems Davenport Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-234-1816
Primary Part Number2156-2
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerMission Systems Davenport Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeYN
Verified Substitutes 4
4820-01-096-3197 INTERCHANGEABLE
Seat,valve
3455-01-179-366550-10349 INTERCHANGEABLE
Reamer,machine
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
6685-01-378-669521B-10-B-H-24-B-4 INTERCHANGEABLE
Thermocouple,immersion
Rdf Corporation
6625-01-686-356321562 INTERCHANGEABLE
Lead,test
Faro Technologies Inc
Cross-Reference Index
Part NumberManufacturer
2156-2 PRIMARY Mission Systems Davenport Inc. (USA)
Related Parts
4820-01-096-3197INTERCHANGEABLE
SEAT,VALVE
3455-01-179-3665INTERCHANGEABLE
REAMER,MACHINE
50-10349
6685-01-378-6695INTERCHANGEABLE
THERMOCOUPLE,IMMERSION
21B-10-B-H-24-B-4
6625-01-686-3563INTERCHANGEABLE
LEAD,TEST
21562

Frequently Asked Questions

What is NSN 5998-00-234-1816?

NSN 5998-00-234-1816 is a Circuit Card Assembly, manufactured by Mission Systems Davenport Inc., classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-234-1816?

NSN 5998-00-234-1816 has 1 cross-referenced part number: 2156-2 (Mission Systems Davenport Inc.).

What NSN replaces 5998-00-234-1816?

There are 4 known substitutes for 5998-00-234-1816: 4820-01-096-3197, 3455-01-179-3665, 6685-01-378-6695 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2156-2?

Key specifications for 2156-2: Special Features: CAPACITOR 9,PRINTED WIRING BOARD 1,RESISTOR 13,TRANSISTOR 4; Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: INDICATOR,ATTITUDE; Overall Height: 1.700 INCHES NOMINAL IN; End Item Identification: CH-47 HELICOPTER. 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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