PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6090431-1Contact,electrical

Lockheed Martin Corporation Div Rotary and Mission Systems · NSN 5999-01-041-8399 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-041-8399 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-041-8399. Primary manufacturer part number: 6090431-1.
Features
  • Contact,electrical — FSC 5999
  • Current Rating in Amps: 5.0
  • Mounting Method: FORCE FIT
  • Pin Length: 0.312 INCHES NOMINAL IN
  • Terminal Type and Quantity: 1 CRIMP AXIALLY AT ONE END
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Surface Treatment: GOLD AND NICKEL BODY
  • Surface Treatment: GOLD AND NICKEL CONTACT
Applications
  • Applications requiring Copper and Lead Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-041-8399, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-041-8399
Primary Part Number6090431-1
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rotary and Mission Systems
StatusACTIVE
Current Rating in Amps5.0
Mounting MethodFORCE FIT
Pin Length0.312 INCHES NOMINAL IN
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface TreatmentGOLD AND NICKEL BODY
Surface TreatmentGOLD AND NICKEL CONTACT
Precious Material and LocationEXTERNAL SURFACE GOLD
Overall Diameter0.057 INCHES NOMINAL IN
Precious MaterialGOLD
Style DesignatorPIN CONTACT
Pin Diameter0.018 INCHES NOMINAL IN
MaterialCOPPER AND LEAD BODY
Current Rating in Amps5.0
Mounting MethodFORCE FIT
Pin Length0.312 INCHES NOMINAL IN
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface TreatmentGOLD AND NICKEL BODY
Surface TreatmentGOLD AND NICKEL CONTACT
Precious Material and LocationEXTERNAL SURFACE GOLD
Overall Diameter0.057 INCHES NOMINAL IN
Precious MaterialGOLD
Style DesignatorPIN CONTACT
Pin Diameter0.018 INCHES NOMINAL IN
MaterialCOPPER AND LEAD BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 2
5965-01-276-4650107890 INTERCHANGEABLE
Headset,electrical
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5342-01-546-2174107890 INTERCHANGEABLE
Anode,corrosion Preventive
Hamilton Jet, Inc.
Cross-Reference Index
Part NumberManufacturer
6090431-1 PRIMARY Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
310-2201-171 Tri-Star Electronics International, Inc. Dba Carlisle Interconnect Div Carlisle Interconnect Technologies (USA)
107890 Te Connectivity Corporation Dba Tyco Electronics Corporation Div Deutsch Products (USA)
Related Parts
5965-01-276-4650INTERCHANGEABLE
HEADSET,ELECTRICAL
107890
5342-01-546-2174INTERCHANGEABLE
ANODE,CORROSION PREVENTIVE
107890

Frequently Asked Questions

What is NSN 5999-01-041-8399?

NSN 5999-01-041-8399 is a Contact,electrical, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-041-8399?

NSN 5999-01-041-8399 has 3 cross-referenced part numbers: 6090431-1 (Lockheed Martin Corporation Div Rotary and Mission Systems), 310-2201-171 (Tri-Star Electronics International, Inc. Dba Carlisle Interconnect Div Carlisle Interconnect Technologies), 107890 (Te Connectivity Corporation Dba Tyco Electronics Corporation Div Deutsch Products).

What NSN replaces 5999-01-041-8399?

There are 2 known substitutes for 5999-01-041-8399: 5965-01-276-4650, 5342-01-546-2174. Verify interchangeability with system specifications before substitution.

What are the specifications of 6090431-1?

Key specifications for 6090431-1: Current Rating in Amps: 5.0; Mounting Method: FORCE FIT; Pin Length: 0.312 INCHES NOMINAL IN; Terminal Type and Quantity: 1 CRIMP AXIALLY AT ONE END. 28 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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