PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10420-3Switch Subassembly

Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc · NSN 5930-00-978-4400 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-978-4400 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-978-4400. Primary manufacturer part number: 10420-3.
Features
  • Switch Subassembly — FSC 5930
  • Features Provided: ILLUMINATED
  • Component Type and Quantity: 1 LAMPHOLDER AND 1 LENS AND 1 ACTUATOR AND 1 KEY AND 1 DISPLAY AND 1 FILTER AND 1 HOUSING AND 1 SHAFT
  • 2 verified cross-references
  • Primary manufacturer: Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch Subassembly, cataloged under National Stock Number 5930-00-978-4400, 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 Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-978-4400
Primary Part Number10420-3
Item NameSwitch Subassembly
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerDucommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
StatusACTIVE
Features ProvidedILLUMINATED
Component Type and Quantity1 LAMPHOLDER AND 1 LENS AND 1 ACTUATOR AND 1 KEY AND 1 DISPLAY AND 1 FILTER AND 1 HOUSING AND 1 SHAFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5998-00-021-3072 INTERCHANGEABLE
Circuit Card Assembly
5940-00-159-95831140C INTERCHANGEABLE
Terminal,stud
Goe Engineering Co Inc
2530-00-861-6886 INTERCHANGEABLE
Bracket Assembly,air Chamber
5998-01-188-0017104203 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
6530-01-246-378600-1042-003-00 INTERCHANGEABLE
Clamp,traction,hospital Bed
Zimmer, Inc. Dba Z Hotel
5315-01-413-6099 INTERCHANGEABLE
Key,machine
5340-01-555-5588104203 INTERCHANGEABLE
Bracket,mounting
Oshkosh Defense Llc
1680-01-654-8739 INTERCHANGEABLE
Insulation Blanket,cabin,aircraf
5998-01-699-13548522487 INTERCHANGEABLE
Circuit Card Assembly
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
10420-3 PRIMARY Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
C10420-3 Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
Related Parts
5998-00-021-3072INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5940-00-159-9583INTERCHANGEABLE
TERMINAL,STUD
1140C
2530-00-861-6886INTERCHANGEABLE
BRACKET ASSEMBLY,AIR CHAMBER
5998-01-188-0017INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
104203
6530-01-246-3786INTERCHANGEABLE
CLAMP,TRACTION,HOSPITAL BED
00-1042-003-00
5315-01-413-6099INTERCHANGEABLE
KEY,MACHINE
5340-01-555-5588INTERCHANGEABLE
BRACKET,MOUNTING
104203
1680-01-654-8739INTERCHANGEABLE
INSULATION BLANKET,CABIN,AIRCRAF
5998-01-699-1354INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
8522487

Frequently Asked Questions

What is NSN 5930-00-978-4400?

NSN 5930-00-978-4400 is a Switch Subassembly, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-978-4400?

NSN 5930-00-978-4400 has 2 cross-referenced part numbers: 10420-3 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), C10420-3 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc).

What NSN replaces 5930-00-978-4400?

There are 9 known substitutes for 5930-00-978-4400: 5998-00-021-3072, 5940-00-159-9583, 2530-00-861-6886 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10420-3?

Key specifications for 10420-3: Features Provided: ILLUMINATED; Overall Width: 0.715 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN; Special Features: BLACK BACKGROUND; LEGEND ILLUMINATES GREEN; ACCOMMODATES FOUR T-1 3/4 MIDGET FLANGED BASE LAMPS; ENGRAVED LEGEND READS AFCS W/TRIANGLE SYMBOL BELOW; Overall Length: 2.105 INCHES NOMINAL IN. 6 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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