PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29-457Contact,electrical

Eaton Corp Opns & Technical Center · NSN 5999-00-423-4940 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-423-4940 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-423-4940. Primary manufacturer part number: 29-457.
Features
  • Contact,electrical — FSC 5999
  • Overall Diameter: 0.562 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING BODY AND CONTACT
  • Mounting Method: FORCE FIT
  • Style Designator: CYLINDRICAL SHAPE
  • Overall Diameter: 0.562 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING BODY AND CONTACT
  • Mounting Method: FORCE FIT
Applications
  • Applications requiring Steel Corrosion Resisting Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-423-4940, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-423-4940
Primary Part Number29-457
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEaton Corp Opns & Technical Center
StatusACTIVE
Overall Diameter0.562 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING BODY AND CONTACT
Mounting MethodFORCE FIT
Style DesignatorCYLINDRICAL SHAPE
Overall Diameter0.562 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING BODY AND CONTACT
Mounting MethodFORCE FIT
Style DesignatorCYLINDRICAL SHAPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 3
4820-00-287-5617170C-N INTERCHANGEABLE
Cock,plug
Anderson Brass Co
5120-00-994-5807 INTERCHANGEABLE
Crimping Tool,terminal,hand
1630-01-522-7104294-57 INTERCHANGEABLE
Disc,brake
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
Cross-Reference Index
Part NumberManufacturer
29-457 PRIMARY Eaton Corp Opns & Technical Center (USA)
Related Parts
4820-00-287-5617INTERCHANGEABLE
COCK,PLUG
170C-N
5120-00-994-5807INTERCHANGEABLE
CRIMPING TOOL,TERMINAL,HAND
1630-01-522-7104INTERCHANGEABLE
DISC,BRAKE
294-57

Frequently Asked Questions

What is NSN 5999-00-423-4940?

NSN 5999-00-423-4940 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 5999-00-423-4940?

NSN 5999-00-423-4940 has 1 cross-referenced part number: 29-457 (Eaton Corp Opns & Technical Center).

What NSN replaces 5999-00-423-4940?

There are 3 known substitutes for 5999-00-423-4940: 4820-00-287-5617, 5120-00-994-5807, 1630-01-522-7104. Verify interchangeability with system specifications before substitution.

What are the specifications of 29-457?

Key specifications for 29-457: Overall Diameter: 0.562 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING BODY AND CONTACT; Mounting Method: FORCE FIT; Style Designator: CYLINDRICAL SHAPE. 10 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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