PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-485Contact,electrical

Eaton Corp Opns & Technical Center · NSN 5999-00-578-2061 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-578-2061 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-578-2061. Primary manufacturer part number: 40-485.
Features
  • Contact,electrical — FSC 5999
  • Mounting Facility Quantity: 2
  • Mounting Method: UNTHREADED HOLE(S)
  • Material: COPPER ALLOY BODY AND CONTACT
  • Precious Material and Weight: 1.000 SILVER GRAINS, TROY
  • Precious Material: SILVER
  • Precious Material and Location: CONTACT SILVER
  • Terminal Type and Quantity: 1 WIRE WRAP AXIALLY AT ONE END
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-578-2061, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-578-2061
Primary Part Number40-485
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEaton Corp Opns & Technical Center
StatusACTIVE
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
MaterialCOPPER ALLOY BODY AND CONTACT
Precious Material and Weight1.000 SILVER GRAINS, TROY
Precious MaterialSILVER
Precious Material and LocationCONTACT SILVER
Terminal Type and Quantity1 WIRE WRAP AXIALLY AT ONE END
Surface TreatmentSILVER BODY AND CONTACT
Point Height0.057 INCHES NOMINAL IN
Current Rating in Amps5.0
Point Diameter0.500 INCHES NOMINAL IN
Distance Between Mounting Facility Centers0.875 INCHES NOMINAL IN
Voltage Rating in Volts440.0 AC
Unthreaded Mounting Hole Diameter0.250 INCHES NOMINAL IN
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
MaterialCOPPER ALLOY BODY AND CONTACT
Precious Material and Weight1.000 SILVER GRAINS, TROY
Precious MaterialSILVER
Precious Material and LocationCONTACT SILVER
Terminal Type and Quantity1 WIRE WRAP AXIALLY AT ONE END
Surface TreatmentSILVER BODY AND CONTACT
Point Height0.057 INCHES NOMINAL IN
Current Rating in Amps5.0
Point Diameter0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 6
3455-00-254-8467 INTERCHANGEABLE
Cutter,milling,convex
2925-00-315-838422373 INTERCHANGEABLE
Harness Assembly,engine
Vse Aviation, Inc.
5961-00-351-6134 INTERCHANGEABLE
Semiconductor Device,thyristor
5120-00-357-6157A1035 INTERCHANGEABLE
Ram Attachment,hydraulic
Hein Werner Corp
5340-01-105-1689 INTERCHANGEABLE
Crank,hand
5962-01-173-779740485 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
40-485 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
40-485 PRIMARY Eaton Corp Opns & Technical Center (USA)
Related Parts
3455-00-254-8467INTERCHANGEABLE
CUTTER,MILLING,CONVEX
2925-00-315-8384INTERCHANGEABLE
HARNESS ASSEMBLY,ENGINE
22373
5961-00-351-6134INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5120-00-357-6157INTERCHANGEABLE
RAM ATTACHMENT,HYDRAULIC
A1035
5340-01-105-1689INTERCHANGEABLE
CRANK,HAND
5962-01-173-7797INTERCHANGEABLE
MICROCIRCUIT,MEMORY
40485

Frequently Asked Questions

What is NSN 5999-00-578-2061?

NSN 5999-00-578-2061 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 5999-00-578-2061?

NSN 5999-00-578-2061 has 2 cross-referenced part numbers: 40-485 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 40-485 (Eaton Corp Opns & Technical Center).

What NSN replaces 5999-00-578-2061?

There are 6 known substitutes for 5999-00-578-2061: 3455-00-254-8467, 2925-00-315-8384, 5961-00-351-6134 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40-485?

Key specifications for 40-485: Mounting Facility Quantity: 2; Mounting Method: UNTHREADED HOLE(S); Overall Width: 0.567 INCHES NOMINAL IN; Material: COPPER ALLOY BODY AND CONTACT. 30 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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