PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12856Terminal Board

Cessna Aircraft Co Arc Avionics Div · NSN 5940-00-221-5109 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-221-5109 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-221-5109. Primary manufacturer part number: 12856.
Features
  • Terminal Board — FSC 5940
  • Terminal Facility Quantity: 8
  • Board Construction: SOLID CONSTRUCTION
  • Material: CERAMIC BOARD
  • 1 verified cross-reference
  • Primary manufacturer: Cessna Aircraft Co Arc Avionics Div
Applications
  • Applications requiring Ceramic Board construction
General Description

The Terminal Board, cataloged under National Stock Number 5940-00-221-5109, is classified within Federal Supply Class 5940 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Cessna Aircraft Co Arc Avionics Div. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5940-00-221-5109
Primary Part Number12856
Item NameTerminal Board
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerCessna Aircraft Co Arc Avionics Div
StatusACTIVE
Terminal Facility Quantity8
Board ConstructionSOLID CONSTRUCTION
MaterialCERAMIC BOARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-036-1556N12856 INTERCHANGEABLE
Seat,spring
Leslie Controls, Inc. Dba Leslie Controls Inc
5307-00-207-803012856 INTERCHANGEABLE
Stud,plain
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5950-00-426-607917019 INTERCHANGEABLE
Transformer,power
Robert M. Hadley Company, Inc.
5340-00-436-1888R49SA1 INTERCHANGEABLE
Ferrule,grooved Clamp Coupling
The Boeing Company Div Defense
5310-00-543-4452 INTERCHANGEABLE
Nut,self-Locking,hexagon
1560-01-198-786512856 INTERCHANGEABLE
Element,outer,lube
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
8120-01-597-412912856 INTERCHANGEABLE
Cylinder,compressed Gas,nitrogen
Amerex Corporation Dba Amerex Corp
Cross-Reference Index
Part NumberManufacturer
12856 Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
4820-00-036-1556INTERCHANGEABLE
SEAT,SPRING
N12856
5307-00-207-8030INTERCHANGEABLE
STUD,PLAIN
12856
5950-00-426-6079INTERCHANGEABLE
TRANSFORMER,POWER
17019
5340-00-436-1888INTERCHANGEABLE
FERRULE,GROOVED CLAMP COUPLING
R49SA1
5310-00-543-4452INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
1560-01-198-7865INTERCHANGEABLE
ELEMENT,OUTER,LUBE
12856
8120-01-597-4129INTERCHANGEABLE
CYLINDER,COMPRESSED GAS,NITROGEN
12856

Frequently Asked Questions

What is NSN 5940-00-221-5109?

NSN 5940-00-221-5109 is a Terminal Board, manufactured by Cessna Aircraft Co Arc Avionics Div, classified under FSC 5940 (No Item Name Available). Status: active.

What are the part numbers for NSN 5940-00-221-5109?

NSN 5940-00-221-5109 has 1 cross-referenced part number: 12856 (Cessna Aircraft Co Arc Avionics Div).

What NSN replaces 5940-00-221-5109?

There are 7 known substitutes for 5940-00-221-5109: 4820-00-036-1556, 5307-00-207-8030, 5950-00-426-6079 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12856?

Key specifications for 12856: Terminal Facility Quantity: 8; Board Construction: SOLID CONSTRUCTION; Material: CERAMIC BOARD. 3 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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