PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8403-1Switch,pressure

Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S · NSN 5930-00-642-9383 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-642-9383 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-642-9383. Primary manufacturer part number: 8403-1.
Features
  • Switch,pressure — FSC 5930
  • Contact Voltage Rating in Volts: 230.0 AC AT SEA LEVEL FIRST VOLTAGE
  • Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED
  • Contact Action Stimulus: INCREASE
  • Contact Load Current Rating: 7.5 AMPERES RESISTIVE LOAD FIRST VOLTAGE
  • Contact Stimulus Rating: 300.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH
  • Thread Series Designator: UNF SINGLE PRESSURE CONNECTION
  • Pressure Switch Type: GAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-00-642-9383, 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 Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-642-9383
Primary Part Number8403-1
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerItt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
StatusACTIVE
Contact Voltage Rating in Volts230.0 AC AT SEA LEVEL FIRST VOLTAGE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED
Contact Action StimulusINCREASE
Contact Load Current Rating7.5 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact Stimulus Rating300.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH
Thread Series DesignatorUNF SINGLE PRESSURE CONNECTION
Pressure Switch TypeGAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Voltage Rating in Volts27.0 DC AT SEA LEVEL SECOND VOLTAGE
Thread Quantity Per Inch20 SINGLE PRESSURE CONNECTION
Mounting MethodBASE
Nominal Thread Size0.4375 INCHES SINGLE PRESSURE CONNECTION IN
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Terminal TypeCONNECTOR, RECEPTACLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1680-00-008-38668403-1 INTERCHANGEABLE
Stop-Lever,cable R
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
5305-00-017-9089 INTERCHANGEABLE
Screw,machine
5977-00-038-0955 INTERCHANGEABLE
Holder,electrical Contact Brush
5315-00-059-0201 INTERCHANGEABLE
Pin,cotter
5360-00-143-0259 INTERCHANGEABLE
Spring,helical,compression
7510-00-159-4985415 1 IN. INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
5360-00-200-685921702 INTERCHANGEABLE
Spring,helical,compression
Grove Valve Operations
5330-00-204-5267 INTERCHANGEABLE
Gasket
5999-00-468-225121-702 INTERCHANGEABLE
Contact,electrical
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
3110-00-554-3265 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
2170-2 Premier Research Laboratories Inc (USA)
8403-1 PRIMARY Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA)
Related Parts
1680-00-008-3866INTERCHANGEABLE
STOP-LEVER,CABLE R
8403-1
5305-00-017-9089INTERCHANGEABLE
SCREW,MACHINE
5977-00-038-0955INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
5315-00-059-0201INTERCHANGEABLE
PIN,COTTER
5360-00-143-0259INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7510-00-159-4985INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
415 1 IN.
5360-00-200-6859INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
21702
5330-00-204-5267INTERCHANGEABLE
GASKET
5999-00-468-2251INTERCHANGEABLE
CONTACT,ELECTRICAL
21-702
3110-00-554-3265INTERCHANGEABLE
BEARING,BALL,ANNULAR
5360-00-831-0726INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
84031
5962-01-264-1984INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5930-00-642-9383?

NSN 5930-00-642-9383 is a Switch,pressure, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-642-9383?

NSN 5930-00-642-9383 has 2 cross-referenced part numbers: 2170-2 (Premier Research Laboratories Inc), 8403-1 (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S).

What NSN replaces 5930-00-642-9383?

There are 12 known substitutes for 5930-00-642-9383: 1680-00-008-3866, 5305-00-017-9089, 5977-00-038-0955 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8403-1?

Key specifications for 8403-1: Contact Voltage Rating in Volts: 230.0 AC AT SEA LEVEL FIRST VOLTAGE; Overall Height: 2.938 INCHES NOMINAL IN; Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED; Overall Width: 1.500 INCHES NOMINAL IN. 17 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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