PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31251Terminal,lug

Te Connectivity Corporation · NSN 5940-00-549-4605 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-549-4605 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-549-4605. Primary manufacturer part number: 31251.
Features
  • Terminal,lug — FSC 5940
  • Mounting Tongue Width: 0.469 INCHES IN
  • Material: COPPER OVERALL
  • Conductor Accommodation Type: RECESSED BARREL SINGLE END
  • Electrical Insulation Feature: UNINSULATED
  • Surface Treatment: TIN OVERALL SINGLE LAYER
  • Mounting Hole Diameter: 0.265 INCHES IN
  • Material Thickness: 0.033 INCHES IN
Applications
  • Applications requiring Copper Overall construction
General Description

The Terminal,lug, cataloged under National Stock Number 5940-00-549-4605, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 13 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
NSN5940-00-549-4605
Primary Part Number31251
Item NameTerminal,lug
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusCANCELLED
Mounting Tongue Width0.469 INCHES IN
MaterialCOPPER OVERALL
Conductor Accommodation TypeRECESSED BARREL SINGLE END
Electrical Insulation FeatureUNINSULATED
Surface TreatmentTIN OVERALL SINGLE LAYER
Mounting Hole Diameter0.265 INCHES IN
Material Thickness0.033 INCHES IN
Basic Shape StyleCRIMP
Mounting Facility Thickness0.033 INCHES IN
Maximum Conductor Size Accommodated16 AWG
Mounting Method StyleRING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-0211BT355 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Ntn Bearing Corporation of America
5940-00-113-81840001591879 INTERCHANGEABLE
Terminal,lug
Daimler Truck North America Llc
5133-00-228-1396 INTERCHANGEABLE
Drill,twist
5905-00-257-84142A219TVIT100HM604SLD INTERCHANGEABLE
Resistor,adjustable
Ward Leonard Ct Llc
5950-00-268-898631251 INTERCHANGEABLE
Transformer,radio Frequency
Pax Mfg Corp Hammarlund Mfg Co Div
4730-00-278-2513 INTERCHANGEABLE
Clamp,hose
5315-00-563-135031251 INTERCHANGEABLE
Pin,straight,headless
Pdi Ground Support Systems, Inc.
4730-00-693-998931251 INTERCHANGEABLE
Strainer Element,sediment
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5305-00-781-5662MS24693-C269 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
9150-00-804-103631-381 INTERCHANGEABLE
No Item Name Available
Ideal Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
LU19 Itt Telecom Products Corp Network Systems Div (USA)
31251 PRIMARY Te Connectivity Corporation (USA)
7-31251 Te Connectivity Corporation (USA)
LU1152 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
7891270P1 Lockheed Martin Corporation Div Rms (USA)
41214 Vaco Products Co (USA)
7891270P004 Lockheed Martin Corporation Div Rms (USA)
110950 At and T Corp (USA)
402941-23 Raytheon Company Dba Raytheon (USA)
110950 American Telephone and Telegraph Co (USA)
10015366-032 Us Army Aviation and Missile Command (USA)
245938 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
MILT7928 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
110950 Lucent Technologies Inc Dba Federal Marketing Group (USA)
110950 Lucent Technologies Inc Corporate Headquarters (USA)
Related Parts
3110-00-100-0211INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
BT355
5940-00-113-8184INTERCHANGEABLE
TERMINAL,LUG
0001591879
5133-00-228-1396INTERCHANGEABLE
DRILL,TWIST
5905-00-257-8414INTERCHANGEABLE
RESISTOR,ADJUSTABLE
2A219TVIT100HM604SLD
5950-00-268-8986INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
31251
4730-00-278-2513INTERCHANGEABLE
CLAMP,HOSE
5315-00-563-1350INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
31251
4730-00-693-9989INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
31251
5305-00-781-5662INTERCHANGEABLE
SCREW,MACHINE
MS24693-C269
9150-00-804-1036INTERCHANGEABLE
NO ITEM NAME AVAILABLE
31-381
5935-00-810-3933INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3125-1
5340-01-010-6806INTERCHANGEABLE
SHIELD,EXPANSION
412-14

Frequently Asked Questions

What is NSN 5940-00-549-4605?

NSN 5940-00-549-4605 is a Terminal,lug, manufactured by Te Connectivity Corporation, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-549-4605?

NSN 5940-00-549-4605 has 15 cross-referenced part numbers: LU19 (Itt Telecom Products Corp Network Systems Div), 31251 (Te Connectivity Corporation), 7-31251 (Te Connectivity Corporation), LU1152 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), 7891270P1 (Lockheed Martin Corporation Div Rms) and 10 more.

What NSN replaces 5940-00-549-4605?

There are 12 known substitutes for 5940-00-549-4605: 3110-00-100-0211, 5940-00-113-8184, 5133-00-228-1396 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31251?

Key specifications for 31251: Mounting Tongue Width: 0.469 INCHES IN; Material: COPPER OVERALL; Conductor Accommodation Type: RECESSED BARREL SINGLE END; Electrical Insulation Feature: UNINSULATED. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5940-00-549-4605 still in active supply?

NSN 5940-00-549-4605 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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