PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66103-1Contact,electrical

Te Connectivity Corporation · NSN 5999-00-400-1534 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-400-1534 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-400-1534. Primary manufacturer part number: 66103-1.
Features
  • Contact,electrical — FSC 5999
  • Pin Diameter: 0.061 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
  • Material: COPPER ALLOY BODY
  • Material: COPPER ALLOY CONTACT
  • Style Designator: PIN CRIMP CONTACT
  • Surface Treatment: GOLD AND NICKEL BODY
  • Surface Treatment: GOLD AND NICKEL CONTACT
  • Terminal Type and Quantity: 1 CRIMP END OPPOSITE CONTACT
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-400-1534, 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 Te Connectivity Corporation. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-400-1534
Primary Part Number66103-1
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusCANCELLED
Pin Diameter0.061 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
MaterialCOPPER ALLOY BODY
MaterialCOPPER ALLOY CONTACT
Style DesignatorPIN CRIMP CONTACT
Surface TreatmentGOLD AND NICKEL BODY
Surface TreatmentGOLD AND NICKEL CONTACT
Terminal Type and Quantity1 CRIMP END OPPOSITE CONTACT
Pin Accommodation Length0.297 INCHES NOMINAL IN
Cable Entrance Diameter0.077 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
Overall Diameter0.113 INCHES MAXIMUM IN
Pin Length0.390 INCHES MINIMUM IN
Mounting MethodSPRING TENSION
Pin Accommodation Length0.297 INCHES NOMINAL IN
Pin Diameter0.061 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
MaterialCOPPER ALLOY BODY
MaterialCOPPER ALLOY CONTACT
Style DesignatorPIN CRIMP CONTACT
Surface TreatmentGOLD AND NICKEL BODY
Surface TreatmentGOLD AND NICKEL CONTACT
Terminal Type and Quantity1 CRIMP END OPPOSITE CONTACT
Cable Entrance Diameter0.077 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
Overall Diameter0.113 INCHES MAXIMUM IN
Pin Length0.390 INCHES MINIMUM IN
Mounting MethodSPRING TENSION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZZ
Weight0.0020 lbs
Cube0.0000 cu ft
Verified Substitutes 7
5315-00-017-8672 INTERCHANGEABLE
Pin,trigger
5999-00-083-557066098-1 INTERCHANGEABLE
Contact,electrical
Te Connectivity Corporation
1650-00-085-4540661031 INTERCHANGEABLE
Cylinder,actuating,linear
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5120-00-720-4969 INTERCHANGEABLE
Screwdriver,flat Tip
5905-01-016-1086247AS-C1135-005 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5935-01-581-6145 INTERCHANGEABLE
Connector,receptacle,electrical
1680-01-653-894966102 INTERCHANGEABLE
Extender Rfu
Aerovironment, Inc.
Cross-Reference Index
Part NumberManufacturer
66103-1 Te Connectivity Corporation (USA)
66102-0LP Te Connectivity Corporation (USA)
35-000106-001 Caelus Memories Inc Dis Drive Div (USA)
19B209171 General Electric Co Mobile Communications Business Div (USA)
66102 Te Connectivity Corporation (USA)
435349 Raytheon Technical Services Company (USA)
66102-1 Te Connectivity Corporation (USA)
2051737-0702 Raytheon Company Dba Raytheon Co (USA)
35-000106-001 Farris, M & Associates (USA)
R354273-13 Raytheon Company (USA)
66102-1LP Te Connectivity Corporation (USA)
Related Parts
5315-00-017-8672INTERCHANGEABLE
PIN,TRIGGER
5999-00-083-5570INTERCHANGEABLE
CONTACT,ELECTRICAL
66098-1
1650-00-085-4540INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
661031
5120-00-720-4969INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5905-01-016-1086INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
247AS-C1135-005
5935-01-581-6145INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1680-01-653-8949INTERCHANGEABLE
EXTENDER RFU
66102

Frequently Asked Questions

What is NSN 5999-00-400-1534?

NSN 5999-00-400-1534 is a Contact,electrical, manufactured by Te Connectivity Corporation, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-400-1534?

NSN 5999-00-400-1534 has 11 cross-referenced part numbers: 66103-1 (Te Connectivity Corporation), 66102-0LP (Te Connectivity Corporation), 35-000106-001 (Caelus Memories Inc Dis Drive Div), 19B209171 (General Electric Co Mobile Communications Business Div), 66102 (Te Connectivity Corporation) and 6 more.

What NSN replaces 5999-00-400-1534?

There are 7 known substitutes for 5999-00-400-1534: 5315-00-017-8672, 5999-00-083-5570, 1650-00-085-4540 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 66103-1?

Key specifications for 66103-1: Pin Diameter: 0.061 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN; Material: COPPER ALLOY BODY; Material: COPPER ALLOY CONTACT; Style Designator: PIN CRIMP CONTACT. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-400-1534 still in active supply?

NSN 5999-00-400-1534 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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