PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-411Contact,electrical

Eaton Corp Opns & Technical Center · NSN 5999-00-364-0131 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-364-0131 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-364-0131. Primary manufacturer part number: 21-411.
Features
  • Contact,electrical — FSC 5999
  • Current Rating in Amps: 255.0
  • Precious Material: SILVER
  • Material: SILVER CONTACT
  • Precious Material and Location: CONTACT SILVER
  • Precious Material and Weight: 0.100 SILVER GRAINS, TROY
  • Mounting Method: BRACKET(S)
  • Voltage Rating in Volts: 120.0 DC
Applications
  • Applications requiring Silver Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-364-0131, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-364-0131
Primary Part Number21-411
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEaton Corp Opns & Technical Center
StatusACTIVE
Current Rating in Amps255.0
Precious MaterialSILVER
MaterialSILVER CONTACT
Precious Material and LocationCONTACT SILVER
Precious Material and Weight0.100 SILVER GRAINS, TROY
Mounting MethodBRACKET(S)
Voltage Rating in Volts120.0 DC
Current Rating in Amps255.0
Precious MaterialSILVER
MaterialSILVER CONTACT
Precious Material and LocationCONTACT SILVER
Precious Material and Weight0.100 SILVER GRAINS, TROY
Mounting MethodBRACKET(S)
Voltage Rating in Volts120.0 DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 12
5999-00-079-662410554736 SUCCESSOR
Contact,electrical
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5999-00-461-259560-8017-0323-00-339 SUCCESSOR
Contact,electrical
Avx Corporation
Circuit Card Assembly
1040-00-300-423821411 INTERCHANGEABLE
Bus,bar
L3harris Technologies, Inc. Div Space and Airborne Systems
4820-00-342-558521411 INTERCHANGEABLE
Seat,valve
Barksdale, Inc
5330-00-346-4610145196D INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
3820-00-402-82252-1411 INTERCHANGEABLE
Roller,cable
Terex Usa, Llc Dba Terex Equipment Services
5950-00-581-217721-411 INTERCHANGEABLE
Coil,radio Frequency
Neurotech Corp Control Electronics Div
5970-00-616-6337 INTERCHANGEABLE
Insulator,plate
5950-00-794-3971214-11 INTERCHANGEABLE
Coil,radio Frequency
Wilco Corp
Cross-Reference Index
Part NumberManufacturer
60-8017-03-13 Elco Mfg Co (USA)
21-411 PRIMARY Eaton Corp Opns & Technical Center (USA)
60-8017-03-23 Elco Mfg Co (USA)
Related Parts
5999-00-079-6624SUCCESSOR
CONTACT,ELECTRICAL
10554736
5999-00-461-2595SUCCESSOR
CONTACT,ELECTRICAL
60-8017-0323-00-339
5998-01-072-2465SUCCESSOR
CIRCUIT CARD ASSEMBLY
1040-00-300-4238INTERCHANGEABLE
BUS,BAR
21411
4820-00-342-5585INTERCHANGEABLE
SEAT,VALVE
21411
5330-00-346-4610INTERCHANGEABLE
GASKET
145196D
3820-00-402-8225INTERCHANGEABLE
ROLLER,CABLE
2-1411
5950-00-581-2177INTERCHANGEABLE
COIL,RADIO FREQUENCY
21-411
5970-00-616-6337INTERCHANGEABLE
INSULATOR,PLATE
5950-00-794-3971INTERCHANGEABLE
COIL,RADIO FREQUENCY
214-11
5940-00-836-0602INTERCHANGEABLE
TERMINAL,FEEDTHRU
10-321-1
6685-00-902-6404INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
T001

Frequently Asked Questions

What is NSN 5999-00-364-0131?

NSN 5999-00-364-0131 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 5999-00-364-0131?

NSN 5999-00-364-0131 has 3 cross-referenced part numbers: 60-8017-03-13 (Elco Mfg Co), 21-411 (Eaton Corp Opns & Technical Center), 60-8017-03-23 (Elco Mfg Co).

What NSN replaces 5999-00-364-0131?

There are 12 known substitutes for 5999-00-364-0131: 5999-00-079-6624, 5999-00-461-2595, 5998-01-072-2465 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-411?

Key specifications for 21-411: Current Rating in Amps: 255.0; Precious Material: SILVER; Material: SILVER CONTACT; Precious Material and Location: CONTACT SILVER. 14 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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