PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21783Switch,toggle

Amphenol Corp Div Amphenol Aerospace Operations · NSN 5930-00-683-1634 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-683-1634 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-683-1634. Primary manufacturer part number: 21783.
Features
  • Switch,toggle — FSC 5930
  • Terminal Type and Quantity: 2 SCREW
  • Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION SINGLE SWITCH UNIT
  • Contact Load Current Rating at Maximum Rated Voltage: 15.000 AMPERES RESISTIVE DC AND 10.000 AMPERES INDUCTIVE DC AND 4.000 AMPERES LAMP DC AND 15.000 AMPERES RESISTIVE AC AND 7.000 AMPERES INDUCTIVE AC AND 2.000 AMPERES LAMP AC
  • Nominal Thread Size: 0.469 INCHES IN
  • Actuator Diameter: 0.237 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
  • Features Provided: ACTUATOR SEAL
  • Thread Quantity Per Inch: 32
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,toggle, cataloged under National Stock Number 5930-00-683-1634, 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 Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5930-00-683-1634
Primary Part Number21783
Item NameSwitch,toggle
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerAmphenol Corp Div Amphenol Aerospace Operations
StatusCANCELLED
Terminal Type and Quantity2 SCREW
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION SINGLE SWITCH UNIT
Contact Load Current Rating at Maximum Rated Voltage15.000 AMPERES RESISTIVE DC AND 10.000 AMPERES INDUCTIVE DC AND 4.000 AMPERES LAMP DC AND 15.000 AMPERES RESISTIVE AC AND 7.000 AMPERES INDUCTIVE AC AND 2.000 AMPERES LAMP AC
Nominal Thread Size0.469 INCHES IN
Actuator Diameter0.237 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Features ProvidedACTUATOR SEAL
Thread Quantity Per Inch32
Actuator Position-Action RelationshipDOWN POSITION MOMENTARY AND CENTER POSITION MAINTAINED
Maximum Voltage Rating in Volts115.0 AC AND 28.0 DC
Bushing Length0.455 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN
Actuator Height0.665 INCHES MINIMUM AND 0.695 INCHES MAXIMUM IN
Body StyleBUSHING MOUNT
Actuator StyleROUND
Inclosure TypeFULLY INCLOSED
Body Length1.270 INCHES MAXIMUM IN
Body Height0.890 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
Body Width0.635 INCHES MAXIMUM IN
Mounting MethodTHREADED BUSHING
Test Data Document81349-MIL-S-3950 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Thread Series DesignatorUNS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4730-00-798-535321783 INTERCHANGEABLE
Strainer Element,sediment
Leslie Controls, Inc. Dba Leslie Controls Inc
2540-01-098-18657-083-000014 INTERCHANGEABLE
Blade,windshield Wiper
Grove U.s. Llc Dba Grove Us Llc
2990-01-180-521017817 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
1430-01-412-55106692850-9 INTERCHANGEABLE
Panel,firing,guided Missile
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
21783 Amphenol Corp Div Amphenol Aerospace Operations (USA)
5930PL0803508 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MIL-DTL-3950 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10500716 General Dynamics Land Systems Canadacorp (CAN)
MS24523-28 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-3950 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS24523-28 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
X20-301-6 Bofors Ab (SWE)
X20-301-6 Bae Systems Bofors Ab (SWE)
812034-0008 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
Related Parts
4730-00-798-5353INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
21783
2540-01-098-1865INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
7-083-000014
2990-01-180-5210INTERCHANGEABLE
MUFFLER,EXHAUST
17817
1430-01-412-5510INTERCHANGEABLE
PANEL,FIRING,GUIDED MISSILE
6692850-9

Frequently Asked Questions

What is NSN 5930-00-683-1634?

NSN 5930-00-683-1634 is a Switch,toggle, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-683-1634?

NSN 5930-00-683-1634 has 10 cross-referenced part numbers: 21783 (Amphenol Corp Div Amphenol Aerospace Operations), 5930PL0803508 (Jednolity Indeks Materialowy - Uniform Material Index), MIL-DTL-3950 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 10500716 (General Dynamics Land Systems Canadacorp), MS24523-28 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5930-00-683-1634?

There are 4 known substitutes for 5930-00-683-1634: 4730-00-798-5353, 2540-01-098-1865, 2990-01-180-5210 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21783?

Key specifications for 21783: Terminal Type and Quantity: 2 SCREW; Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION SINGLE SWITCH UNIT; Contact Load Current Rating at Maximum Rated Voltage: 15.000 AMPERES RESISTIVE DC AND 10.000 AMPERES INDUCTIVE DC AND 4.000 AMPERES LAMP DC AND 15.000 AMPERES RESISTIVE AC AND 7.000 AMPERES INDUCTIVE AC AND 2.000 AMPERES LAMP AC; Overall Height: 2.325 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-683-1634 still in active supply?

NSN 5930-00-683-1634 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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