PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

840231Terminal Board

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5940-00-356-2456 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-356-2456 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-356-2456. Primary manufacturer part number: 840231.
Features
  • Terminal Board — FSC 5940
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.500 INCHES IN
  • Distance From Left Edge of Terminal Board to Center of First Mounting Facility: 0.250 INCHES IN
  • Board Thickness: 0.125 INCHES IN
  • Distance From Bottom Edge of Terminal Board to Center of Mounting Hole: 0.250 INCHES IN
  • Material: PLASTIC BOARD
  • Material: COPPER ALLOY TERMINALS
  • Terminal Pattern Arrangement: RANDOM
Applications
  • Applications requiring Plastic Board construction
General Description

The Terminal Board, cataloged under National Stock Number 5940-00-356-2456, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 16 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5940-00-356-2456
Primary Part Number840231
Item NameTerminal Board
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width1.500 INCHES IN
Distance From Left Edge of Terminal Board to Center of First Mounting Facility0.250 INCHES IN
Board Thickness0.125 INCHES IN
Distance From Bottom Edge of Terminal Board to Center of Mounting Hole0.250 INCHES IN
MaterialPLASTIC BOARD
MaterialCOPPER ALLOY TERMINALS
Terminal Pattern ArrangementRANDOM
Board Overall Length7.062 INCHES IN
Board ConstructionSOLID CONSTRUCTION
Mounting Hole Diameter0.193 INCHES IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Center to Center Distance Between Mounting Facilities Parallel to Length6.562 INCHES IN
Board Overall Width2.000 INCHES IN
Nonfeedthru Terminal Quantity32 SINGLE
Body StyleSTRIP TYPE
Special MarkingsMARKED 1 THRU 32,C3718,C3729,R3739,R3740,R3744,R3745,R3747 AND R-3751
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6625-00-349-9924 INTERCHANGEABLE
Bridge,resistance
4820-01-211-0649840231 INTERCHANGEABLE
Valve,linear,directional Control
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
840231 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
6625-00-349-9924INTERCHANGEABLE
BRIDGE,RESISTANCE
4820-01-211-0649INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
840231

Frequently Asked Questions

What is NSN 5940-00-356-2456?

NSN 5940-00-356-2456 is a Terminal Board, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5940 (No Item Name Available). Status: active.

What are the part numbers for NSN 5940-00-356-2456?

NSN 5940-00-356-2456 has 1 cross-referenced part number: 840231 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5940-00-356-2456?

There are 2 known substitutes for 5940-00-356-2456: 6625-00-349-9924, 4820-01-211-0649. Verify interchangeability with system specifications before substitution.

What are the specifications of 840231?

Key specifications for 840231: Center to Center Distance Between Mounting Facilities Parallel to Width: 1.500 INCHES IN; Distance From Left Edge of Terminal Board to Center of First Mounting Facility: 0.250 INCHES IN; Board Thickness: 0.125 INCHES IN; Distance From Bottom Edge of Terminal Board to Center of Mounting Hole: 0.250 INCHES IN. 16 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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