PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS20659-12Terminal,lug

Sae International Dba Sae International · NSN 5940-00-197-9743 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-197-9743 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-197-9743. Primary manufacturer part number: MS20659-12.
Features
  • Terminal,lug — FSC 5940
  • Material: COPPER CONDUCTOR ACCOMMODATION
  • Surface Treatment: TIN CONDUCTOR ACCOMMODATION SINGLE LAYER
  • Surface Treatment: TIN MOUNTING FACILITY SINGLE LAYER
  • Conductor Accommodation Type: STRAIGHT BARREL SINGLE END
  • Electrical Insulation Feature: UNINSULATED
  • Mounting Tongue Width: 0.687 INCHES IN
  • Mounting Facility Thickness: 0.106 INCHES IN
Applications
  • Applications requiring Copper Conductor Accommodation construction
General Description

The Terminal,lug, cataloged under National Stock Number 5940-00-197-9743, 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 Sae International Dba Sae International. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5940-00-197-9743
Primary Part NumberMS20659-12
Item NameTerminal,lug
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
MaterialCOPPER CONDUCTOR ACCOMMODATION
Surface TreatmentTIN CONDUCTOR ACCOMMODATION SINGLE LAYER
Surface TreatmentTIN MOUNTING FACILITY SINGLE LAYER
Conductor Accommodation TypeSTRAIGHT BARREL SINGLE END
Electrical Insulation FeatureUNINSULATED
Mounting Tongue Width0.687 INCHES IN
Mounting Facility Thickness0.106 INCHES IN
Maximum Conductor Size Accommodated4 AWG
Mounting Hole Diameter0.410 INCHES IN
Basic Shape StyleCRIMP
Mounting Method StyleTAPERED
Material Thickness0.106 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5940-00-115-4995MS20659-112 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
5306-00-144-3709 INTERCHANGEABLE
Bolt,machine
5950-00-645-8067 INTERCHANGEABLE
Reactor
6930-01-042-5887S41-2 INTERCHANGEABLE
Switch,special
Cae Usa Inc.
4710-01-091-1588 INTERCHANGEABLE
Tube Assembly,metal
3441-01-211-5377 INTERCHANGEABLE
Brake Machine,sheet Metal,hand O
5930-01-247-3042S-412 INTERCHANGEABLE
Switch,rotary
Teledyne Instruments Inc Dba Teledyne Analytical Instruments Div Teledyne Analytical Instruments
5935-01-281-2235 INTERCHANGEABLE
Connector,receptacle,electrical
4730-01-315-778031812 INTERCHANGEABLE
Expansion Joint,pipe
Hyspan Precision Products, Inc.
5998-01-326-6120 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
S4-12 Sherman H B Mfg Co Div of Dayton-Walther Corp (USA)
BLM4527 Penn-Union Corp Div Penn-Union Corp (USA)
128C193H34 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
MS20659-12 PRIMARY Sae International Dba Sae International (USA)
31812 Te Connectivity Corporation (USA)
SAE-AS20659 Sae International Dba Sae International (USA)
YAV4CL2 Souriau Usa, Inc. Dba Souriau Usa Inc (USA)
0506225 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
MS20659-12 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
YAV4CL2 Burndy Llc (USA)
F73SB Abb Installation Products Inc (USA)
8131368 General Motors Corp Electro-Motive Div (USA)
AN4-12 Ilsco Corp (USA)
Related Parts
5940-00-115-4995INTERCHANGEABLE
TERMINAL,LUG
MS20659-112
5306-00-144-3709INTERCHANGEABLE
BOLT,MACHINE
5950-00-645-8067INTERCHANGEABLE
REACTOR
6930-01-042-5887INTERCHANGEABLE
SWITCH,SPECIAL
S41-2
4710-01-091-1588INTERCHANGEABLE
TUBE ASSEMBLY,METAL
3441-01-211-5377INTERCHANGEABLE
BRAKE MACHINE,SHEET METAL,HAND O
5930-01-247-3042INTERCHANGEABLE
SWITCH,ROTARY
S-412
5935-01-281-2235INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4730-01-315-7780INTERCHANGEABLE
EXPANSION JOINT,PIPE
31812
5998-01-326-6120INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4820-01-407-3238INTERCHANGEABLE
PISTON,VALVE
31812
5940-01-666-3320INTERCHANGEABLE
TERMINAL,LUG
31812

Frequently Asked Questions

What is NSN 5940-00-197-9743?

NSN 5940-00-197-9743 is a Terminal,lug, manufactured by Sae International Dba Sae International, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-197-9743?

NSN 5940-00-197-9743 has 13 cross-referenced part numbers: S4-12 (Sherman H B Mfg Co Div of Dayton-Walther Corp), BLM4527 (Penn-Union Corp Div Penn-Union Corp), 128C193H34 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), MS20659-12 (Sae International Dba Sae International), 31812 (Te Connectivity Corporation) and 8 more.

What NSN replaces 5940-00-197-9743?

There are 12 known substitutes for 5940-00-197-9743: 5940-00-115-4995, 5306-00-144-3709, 5950-00-645-8067 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS20659-12?

Key specifications for MS20659-12: Material: COPPER CONDUCTOR ACCOMMODATION; Surface Treatment: TIN CONDUCTOR ACCOMMODATION SINGLE LAYER; Surface Treatment: TIN MOUNTING FACILITY SINGLE LAYER; Conductor Accommodation Type: STRAIGHT BARREL SINGLE END. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5940-00-197-9743 still in active supply?

NSN 5940-00-197-9743 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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