PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4073-1Switch,lock

Chicago Lock Co · NSN 5930-00-449-6957 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-449-6957 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-449-6957. Primary manufacturer part number: 4073-1.
Features
  • Switch,lock — FSC 5930
  • 1 verified cross-reference
  • Primary manufacturer: Chicago Lock Co
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,lock, cataloged under National Stock Number 5930-00-449-6957, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Chicago Lock Co. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSwitch,lock
FSC / FSG5930 — No Item Name Available (FSG 59)
ManufacturersChicago Lock Co (CAGE 81741)
Technical Specifications
ParameterValue
NSN5930-00-449-6957
Primary Part Number4073-1
Item NameSwitch,lock
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerChicago Lock Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-061-9128906-0100 INTERCHANGEABLE
Transformer,power
Vishay Sprague Inc
5342-00-073-44104073-1 INTERCHANGEABLE
Mount,resilient,weapon System
Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
5950-00-647-36069073000 INTERCHANGEABLE
Saturable Reactor
Us Army Aviation and Missile Command
5360-00-664-608140731 INTERCHANGEABLE
Spring,helical,compression
Bae Systems Land & Armaments L.p.
6625-00-671-0653407-31 INTERCHANGEABLE
Mirror,assembly
Entron Industries Limited Partnership Dba Entron Industries Property Div
5360-01-119-476240731 INTERCHANGEABLE
Spring,helical,compression
Rogerson Aircraft Equipment Group
6105-01-126-7884B-40731 INTERCHANGEABLE
Armature,motor
Kollmorgen Corp
3020-01-316-0188P14-3-192-C INTERCHANGEABLE
Gear,antibacklash,spur
Roller Bearing Co of America, Inc Div Pic Design
5998-01-376-52484073-1 INTERCHANGEABLE
Holder,electrical Card
Trig-Tek, Incorporated
6150-01-698-910840-731 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Strategic Robotic Systems, Inc. Dba Strategic Robotic Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
4073-1 Chicago Lock Co (USA)
Related Parts
5950-00-061-9128INTERCHANGEABLE
TRANSFORMER,POWER
906-0100
5342-00-073-4410INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
4073-1
5950-00-647-3606INTERCHANGEABLE
SATURABLE REACTOR
9073000
5360-00-664-6081INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
40731
6625-00-671-0653INTERCHANGEABLE
MIRROR,ASSEMBLY
407-31
5360-01-119-4762INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
40731
6105-01-126-7884INTERCHANGEABLE
ARMATURE,MOTOR
B-40731
3020-01-316-0188INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
P14-3-192-C
5998-01-376-5248INTERCHANGEABLE
HOLDER,ELECTRICAL CARD
4073-1
6150-01-698-9108INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
40-731

Frequently Asked Questions

What is NSN 5930-00-449-6957?

NSN 5930-00-449-6957 is a Switch,lock, manufactured by Chicago Lock Co, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-449-6957?

NSN 5930-00-449-6957 has 1 cross-referenced part number: 4073-1 (Chicago Lock Co).

What NSN replaces 5930-00-449-6957?

There are 10 known substitutes for 5930-00-449-6957: 5950-00-061-9128, 5342-00-073-4410, 5950-00-647-3606 and 7 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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