PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

821-50Contact,electrical

Eaton Corp Opns & Technical Center · NSN 5999-00-361-2814 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-361-2814 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-361-2814. Primary manufacturer part number: 821-50.
Features
  • Contact,electrical — FSC 5999
  • Thread Class: 2B
  • Material: COPPER ALLOY CONTACT
  • Surface Treatment: CADMIUM CONTACT
  • Thread Series Designator: UNF
  • Current Rating in Amps: 60.0
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 0.375 INCHES IN
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-361-2814, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-361-2814
Primary Part Number821-50
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEaton Corp Opns & Technical Center
StatusACTIVE
Thread Class2B
MaterialCOPPER ALLOY CONTACT
Surface TreatmentCADMIUM CONTACT
Thread Series DesignatorUNF
Current Rating in Amps60.0
Thread DirectionRIGHT-HAND
Nominal Thread Size0.375 INCHES IN
Mounting Facility Quantity1
Voltage Rating in Volts115.0 DC AND 550.0 DC
Thread Quantity Per Inch24
Mounting MethodTHREADED HOLE(S)
Thread Class2B
MaterialCOPPER ALLOY CONTACT
Surface TreatmentCADMIUM CONTACT
Thread Series DesignatorUNF
Current Rating in Amps60.0
Thread DirectionRIGHT-HAND
Nominal Thread Size0.375 INCHES IN
Mounting Facility Quantity1
Voltage Rating in Volts115.0 DC AND 550.0 DC
Thread Quantity Per Inch24
Mounting MethodTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 4
6685-00-526-4265FAXA141274 INTERCHANGEABLE
Gage,liquid Oxygen Content,dial
Wika Holding Lp
5940-00-665-77012300071A000-000 INTERCHANGEABLE
Adapter,radio Frequency Cable
Delta Electronics Manufacturing Corp Div Delta Electronics Mfg. Corp.
3120-00-948-926982150 INTERCHANGEABLE
Bearing,plain,rod End
Triumph Engine Control Systems Llc
2815-01-032-6809603020 INTERCHANGEABLE
Cylinder Head,diesel Engine
Hatz Diesel of America Inc
Cross-Reference Index
Part NumberManufacturer
B70-208ITEM19 Eaton Corp Opns & Technical Center (USA)
81703W1ITEM4 Eaton Corp Opns & Technical Center (USA)
5801ITEM2 Eaton Corp Opns & Technical Center (USA)
821-50 PRIMARY Eaton Corp Opns & Technical Center (USA)
83198W1ITEM2 Eaton Corp Opns & Technical Center (USA)
89317W1ITEM2 Eaton Corp Opns & Technical Center (USA)
5496ITEM2 Eaton Corp Opns & Technical Center (USA)
Related Parts
6685-00-526-4265INTERCHANGEABLE
GAGE,LIQUID OXYGEN CONTENT,DIAL
FAXA141274
5940-00-665-7701INTERCHANGEABLE
ADAPTER,RADIO FREQUENCY CABLE
2300071A000-000
3120-00-948-9269INTERCHANGEABLE
BEARING,PLAIN,ROD END
82150
2815-01-032-6809INTERCHANGEABLE
CYLINDER HEAD,DIESEL ENGINE
603020

Frequently Asked Questions

What is NSN 5999-00-361-2814?

NSN 5999-00-361-2814 is a Contact,electrical, manufactured by Eaton Corp Opns & Technical Center, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-361-2814?

NSN 5999-00-361-2814 has 7 cross-referenced part numbers: B70-208ITEM19 (Eaton Corp Opns & Technical Center), 81703W1ITEM4 (Eaton Corp Opns & Technical Center), 5801ITEM2 (Eaton Corp Opns & Technical Center), 821-50 (Eaton Corp Opns & Technical Center), 83198W1ITEM2 (Eaton Corp Opns & Technical Center) and 2 more.

What NSN replaces 5999-00-361-2814?

There are 4 known substitutes for 5999-00-361-2814: 6685-00-526-4265, 5940-00-665-7701, 3120-00-948-9269 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 821-50?

Key specifications for 821-50: Thread Class: 2B; Material: COPPER ALLOY CONTACT; Surface Treatment: CADMIUM CONTACT; Thread Series Designator: UNF. 24 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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