PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E3-3Key Blank

Southco Inc · NSN 5340-01-450-6289 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-450-6289 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-450-6289. Primary manufacturer part number: E3-3.
Features
  • Key Blank — FSC 5340
  • Surface Treatment: NICKEL BODY
  • Material: ZINC BODY
  • 1 verified cross-reference
  • Primary manufacturer: Southco Inc
Applications
  • Applications requiring Zinc Body construction
General Description

The Key Blank, cataloged under National Stock Number 5340-01-450-6289, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Southco Inc. Government technical data includes 2 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5340-01-450-6289
Primary Part NumberE3-3
Item NameKey Blank
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSouthco Inc
StatusACTIVE
Surface TreatmentNICKEL BODY
MaterialZINC BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-100-8559D33 INTERCHANGEABLE
Bearing,ball,thrust
Gwilliam Company, Inc. Div Ball & Roller Bearing Division
5905-00-284-3444 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5998-01-174-5306E-33 INTERCHANGEABLE
Printed Circuit Board
Siemens Energy and Automation Inc Siemens Furnas Controls Div
4320-01-218-5069E33 INTERCHANGEABLE
Liner,pump,throat
Circor Naval Solutions Llc Dba Warren Pumps
5930-01-225-8498207047 INTERCHANGEABLE
Switch,sensitive
Automated Systems Inc.
3120-01-271-9454 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
E3-3 Southco Inc (USA)
Related Parts
3110-00-100-8559INTERCHANGEABLE
BEARING,BALL,THRUST
D33
5905-00-284-3444INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5998-01-174-5306INTERCHANGEABLE
PRINTED CIRCUIT BOARD
E-33
4320-01-218-5069INTERCHANGEABLE
LINER,PUMP,THROAT
E33
5930-01-225-8498INTERCHANGEABLE
SWITCH,SENSITIVE
207047
3120-01-271-9454INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 5340-01-450-6289?

NSN 5340-01-450-6289 is a Key Blank, manufactured by Southco Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-450-6289?

NSN 5340-01-450-6289 has 1 cross-referenced part number: E3-3 (Southco Inc).

What NSN replaces 5340-01-450-6289?

There are 6 known substitutes for 5340-01-450-6289: 3110-00-100-8559, 5905-00-284-3444, 5998-01-174-5306 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E3-3?

Key specifications for E3-3: Surface Treatment: NICKEL BODY; Material: ZINC BODY. 2 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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