PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31812Terminal,lug

Te Connectivity Corporation · NSN 5940-01-666-3320 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-01-666-3320 — this item is cataloged by the U.S. Government under National Stock Number 5940-01-666-3320. Primary manufacturer part number: 31812.
Features
  • Terminal,lug — FSC 5940
  • Material Document and Classification: B152 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Conductor Accommodation Type Style: STRAIGHT BARREL SINGLE END
  • Conductor Accommodation Type: STRAIGHT WIRE SINGLE END
  • Slot Width: 0.30 INCHES SINGLE END IN
  • Basic Shape Style: CRIMP
  • Mounting Tongue Width: 0.625 INCHES IN
  • Mounting Hole Diameter: 0.390 INCHES IN
Applications
  • Applications requiring Copper Overall construction
General Description

The Terminal,lug, cataloged under National Stock Number 5940-01-666-3320, 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 Te Connectivity Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5940-01-666-3320
Primary Part Number31812
Item NameTerminal,lug
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Material Document and ClassificationB152 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
Conductor Accommodation Type StyleSTRAIGHT BARREL SINGLE END
Conductor Accommodation TypeSTRAIGHT WIRE SINGLE END
Slot Width0.30 INCHES SINGLE END IN
Basic Shape StyleCRIMP
Mounting Tongue Width0.625 INCHES IN
Mounting Hole Diameter0.390 INCHES IN
Material Thickness0.070 INCHES IN
Mounting Facility Thickness0.070 INCHES IN
Mounting Method StyleRING
MaterialCOPPER OVERALL
Surface Treatment Document and ClassificationB545 INTERNATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL SINGLE LAYER
Surface TreatmentTIN OVERALL SINGLE LAYER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5940-00-197-9743MS20659-12 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
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
4820-01-407-323831812 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
31812 PRIMARY Te Connectivity Corporation (USA)
31812 Tyco Electronics Corporation (USA)
31812 Oshkosh Defense Llc (USA)
4301544 Oshkosh Defense Llc (USA)
Related Parts
5940-00-197-9743INTERCHANGEABLE
TERMINAL,LUG
MS20659-12
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

Frequently Asked Questions

What is NSN 5940-01-666-3320?

NSN 5940-01-666-3320 is a Terminal,lug, manufactured by Te Connectivity Corporation, classified under FSC 5940 (No Item Name Available). Status: active.

What are the part numbers for NSN 5940-01-666-3320?

NSN 5940-01-666-3320 has 4 cross-referenced part numbers: 31812 (Te Connectivity Corporation), 31812 (Tyco Electronics Corporation), 31812 (Oshkosh Defense Llc), 4301544 (Oshkosh Defense Llc).

What NSN replaces 5940-01-666-3320?

There are 5 known substitutes for 5940-01-666-3320: 5940-00-197-9743, 5935-01-281-2235, 4730-01-315-7780 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31812?

Key specifications for 31812: Material Document and Classification: B152 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL; End Item Identification: MRAP - M-ATV; Conductor Accommodation Type Style: STRAIGHT BARREL SINGLE END; Part Name Assigned by Controlling Agency: TERMINAL, AMP, RING .38 4. 18 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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