PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

679-259Contact,electrical

Eaton Corp Opns & Technical Center · NSN 5999-00-031-1438 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-031-1438 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-031-1438. Primary manufacturer part number: 679-259.
Features
  • Contact,electrical — FSC 5999
  • Precious Material and Weight: 0.100 SILVER GRAINS, TROY
  • Style Designator: LEAF TAP CONTACT W/ ROUND FIXED POINT
  • Material: COPPER ALLOY BODY
  • Surface Treatment: SILVER CONTACT
  • Mounting Facility Quantity: 1
  • Unthreaded Mounting Hole Diameter: 0.204 INCHES NOMINAL IN
  • Current Rating in Amps: 10.0
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-031-1438, 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 Eaton Corp Opns & Technical Center. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-031-1438
Primary Part Number679-259
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEaton Corp Opns & Technical Center
StatusCANCELLED
Precious Material and Weight0.100 SILVER GRAINS, TROY
Style DesignatorLEAF TAP CONTACT W/ ROUND FIXED POINT
MaterialCOPPER ALLOY BODY
Surface TreatmentSILVER CONTACT
Mounting Facility Quantity1
Unthreaded Mounting Hole Diameter0.204 INCHES NOMINAL IN
Current Rating in Amps10.0
Voltage Rating in Volts115.0 AC
Mounting MethodUNTHREADED HOLE(S)
Surface TreatmentSILVER BODY
Precious Material and LocationEXTERNAL SURFACE SILVER
Precious MaterialSILVER
MaterialCOPPER ALLOY CONTACT
Point Diameter0.125 INCHES NOMINAL IN
Precious Material and Weight0.100 SILVER GRAINS, TROY
Style DesignatorLEAF TAP CONTACT W/ ROUND FIXED POINT
MaterialCOPPER ALLOY BODY
Surface TreatmentSILVER CONTACT
Mounting Facility Quantity1
Unthreaded Mounting Hole Diameter0.204 INCHES NOMINAL IN
Current Rating in Amps10.0
Voltage Rating in Volts115.0 AC
Mounting MethodUNTHREADED HOLE(S)
Surface TreatmentSILVER BODY
Precious Material and LocationEXTERNAL SURFACE SILVER
Precious MaterialSILVER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 8
3455-00-131-621919609 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5133-00-266-9469 INTERCHANGEABLE
Drill,twist
5950-00-581-9774 INTERCHANGEABLE
Reactor
4330-00-916-20759194068-13 INTERCHANGEABLE
Filter,valve
Us Army Aviation and Missile Command
5365-00-954-347475069 INTERCHANGEABLE
Ring,externally Threaded
Triumph Engine Control Systems Llc
5950-01-101-2322672-0421-010 INTERCHANGEABLE
Transformer,power
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5305-01-267-2958 INTERCHANGEABLE
Screw,cap,socket Head
5133-01-443-349325622 INTERCHANGEABLE
Counterbore,machine
Time Fastener Co Inc
Cross-Reference Index
Part NumberManufacturer
2562-2 Eaton Corp Opns & Technical Center (USA)
679-259 PRIMARY Eaton Corp Opns & Technical Center (USA)
31431-1 Eaton Corp Opns & Technical Center (USA)
Related Parts
3455-00-131-6219INTERCHANGEABLE
REAMER,MACHINE
19609
5133-00-266-9469INTERCHANGEABLE
DRILL,TWIST
5950-00-581-9774INTERCHANGEABLE
REACTOR
4330-00-916-2075INTERCHANGEABLE
FILTER,VALVE
9194068-13
5365-00-954-3474INTERCHANGEABLE
RING,EXTERNALLY THREADED
75069
5950-01-101-2322INTERCHANGEABLE
TRANSFORMER,POWER
672-0421-010
5305-01-267-2958INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5133-01-443-3493INTERCHANGEABLE
COUNTERBORE,MACHINE
25622

Frequently Asked Questions

What is NSN 5999-00-031-1438?

NSN 5999-00-031-1438 is a Contact,electrical, manufactured by Eaton Corp Opns & Technical Center, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-031-1438?

NSN 5999-00-031-1438 has 3 cross-referenced part numbers: 2562-2 (Eaton Corp Opns & Technical Center), 679-259 (Eaton Corp Opns & Technical Center), 31431-1 (Eaton Corp Opns & Technical Center).

What NSN replaces 5999-00-031-1438?

There are 8 known substitutes for 5999-00-031-1438: 3455-00-131-6219, 5133-00-266-9469, 5950-00-581-9774 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 679-259?

Key specifications for 679-259: Precious Material and Weight: 0.100 SILVER GRAINS, TROY; Style Designator: LEAF TAP CONTACT W/ ROUND FIXED POINT; Material: COPPER ALLOY BODY; Surface Treatment: SILVER CONTACT. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-031-1438 still in active supply?

NSN 5999-00-031-1438 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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