PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0N143193-1Lock Set,mortise

Questron Aerospace / Fas-Tronics Div. · NSN 5340-00-459-9942 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-459-9942 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-459-9942. Primary manufacturer part number: 0N143193-1.
Features
  • Lock Set,mortise — FSC 5340
  • 3 verified cross-references
  • Primary manufacturer: Questron Aerospace / Fas-Tronics Div.
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Lock Set,mortise, cataloged under National Stock Number 5340-00-459-9942, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Questron Aerospace / Fas-Tronics Div.. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-459-9942
Primary Part Number0N143193-1
Item NameLock Set,mortise
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerQuestron Aerospace / Fas-Tronics Div.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 9
4820-00-428-3097 INTERCHANGEABLE
Valve,globe
6240-00-449-99601974 INTERCHANGEABLE
Lamp,incandescent
General Electric Co Lamp Refractory Metals Products Dept Products Opns
5950-00-471-2182905400-1 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
1650-00-698-6567 INTERCHANGEABLE
Valve Subassy,butte
5970-00-886-7625197-4WHITE INTERCHANGEABLE
Insulation Sleeving,electrical
Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa
6625-00-971-0347111406 INTERCHANGEABLE
Generator,sweep
Bae Systems Information and Electronic Systems Integration Inc.
5930-01-223-2928800H-N101R INTERCHANGEABLE
Boot,dust and Moisture Seal
Rockwell Automation, Inc. Dba Rockwell Automation
5975-01-412-6440197-4 INTERCHANGEABLE
Cabinet,electrical Equipment
Tabet Manufacturing Company, Inc. Dba Tabet Manufacturing Co Inc
6530-01-626-9175 INTERCHANGEABLE
Sponge,surgical Scrub
Cross-Reference Index
Part NumberManufacturer
0N143193-1 National Security Agency (USA)
1974 Chicago Lock Co (USA)
0N143193-1 PRIMARY Questron Aerospace / Fas-Tronics Div. (USA)
Related Parts
4820-00-428-3097INTERCHANGEABLE
VALVE,GLOBE
6240-00-449-9960INTERCHANGEABLE
LAMP,INCANDESCENT
1974
5950-00-471-2182INTERCHANGEABLE
TRANSFORMER,POWER
905400-1
1650-00-698-6567INTERCHANGEABLE
VALVE SUBASSY,BUTTE
5970-00-886-7625INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
197-4WHITE
6625-00-971-0347INTERCHANGEABLE
GENERATOR,SWEEP
111406
5930-01-223-2928INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
800H-N101R
5975-01-412-6440INTERCHANGEABLE
CABINET,ELECTRICAL EQUIPMENT
197-4
6530-01-626-9175INTERCHANGEABLE
SPONGE,SURGICAL SCRUB

Frequently Asked Questions

What is NSN 5340-00-459-9942?

NSN 5340-00-459-9942 is a Lock Set,mortise, manufactured by Questron Aerospace / Fas-Tronics Div., classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-459-9942?

NSN 5340-00-459-9942 has 3 cross-referenced part numbers: 0N143193-1 (National Security Agency), 1974 (Chicago Lock Co), 0N143193-1 (Questron Aerospace / Fas-Tronics Div.).

What NSN replaces 5340-00-459-9942?

There are 9 known substitutes for 5340-00-459-9942: 4820-00-428-3097, 6240-00-449-9960, 5950-00-471-2182 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0N143193-1?

Key specifications for 0N143193-1: End Item Identification: USED ON VOR EQUIPMENT. 1 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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