PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1920-0Switch,pressure

Dwyer Instruments Inc · NSN 5930-01-253-2561 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-253-2561 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-253-2561. Primary manufacturer part number: 1920-0.
Features
  • Switch,pressure — FSC 5930
  • Contact Voltage Rating in Volts: 120.0 AC AT SEA LEVEL FIRST VOLTAGE
  • Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S)
  • Contact Action Stimulus: INCREASE
  • Contact Adjustment Range: +0.15 TO 0.50 ACTUATION POINT INCHES OF WATER
  • Contact Voltage Rating in Volts: 480.0 AC AT SEA LEVEL SECOND VOLTAGE
  • Contact Load Current Rating: 15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
  • Features Provided: ELECTRICAL ACCESS PORT
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-01-253-2561, 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 Dwyer Instruments Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5930-01-253-2561
Primary Part Number1920-0
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerDwyer Instruments Inc
StatusACTIVE
Contact Voltage Rating in Volts120.0 AC AT SEA LEVEL FIRST VOLTAGE
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Contact Action StimulusINCREASE
Contact Adjustment Range+0.15 TO 0.50 ACTUATION POINT INCHES OF WATER
Contact Voltage Rating in Volts480.0 AC AT SEA LEVEL SECOND VOLTAGE
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Features ProvidedELECTRICAL ACCESS PORT
Unthreaded Mounting Hole Diameter0.188 INCHES NOMINAL IN
Pressure Switch TypeDIFFERENTIAL
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Mounting Facility PatternTWO POSITION IN-LINE
Frequency in Hertz60.0 SECOND VOLTAGE
Contact AdjustabilityACTUATION POINT ADJUSTABLE
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Distance Between Mounting Facility Centers4.250 INCHES NOMINAL IN
Contact Adjustment TypeINTERNAL ACTUATION POINT SCREW
Frequency in Hertz60.0 FIRST VOLTAGE
Terminal TypeSCREW
Body Diameter3.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
8030-00-229-8734 INTERCHANGEABLE
Sealing Compound
2920-00-427-0199305001-9 INTERCHANGEABLE
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7640-01-149-419619200 INTERCHANGEABLE
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6650-01-201-630919200 INTERCHANGEABLE
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6550-01-369-7122R19200 INTERCHANGEABLE
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5930-01-377-580619200 INTERCHANGEABLE
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Cross-Reference Index
Part NumberManufacturer
1920-0 PRIMARY Dwyer Instruments Inc (USA)
Related Parts
8030-00-229-8734INTERCHANGEABLE
SEALING COMPOUND
2920-00-427-0199INTERCHANGEABLE
IGNITION UNIT,GAS TURBINE ENGINE
305001-9
4933-00-613-6108INTERCHANGEABLE
FIXTURE ASSY,20 MM
19200
5330-00-926-1875INTERCHANGEABLE
GASKET
5330-00-970-2362INTERCHANGEABLE
GASKET
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5950-01-148-6848INTERCHANGEABLE
REACTOR
986235-1B
7640-01-149-4196INTERCHANGEABLE
CHART
19200
6650-01-201-6309INTERCHANGEABLE
TELESCOPE,STRAIGHT
19200
6550-01-369-7122INTERCHANGEABLE
BACTERIA CULTURE CONTROL DISCS
R19200
5930-01-377-5806INTERCHANGEABLE
SWITCH,THERMOSTATIC
19200
5945-01-378-6749INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
19200
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CABLE ASSEMBLY,SPECIAL PURPOSE,E
19231-1

Frequently Asked Questions

What is NSN 5930-01-253-2561?

NSN 5930-01-253-2561 is a Switch,pressure, manufactured by Dwyer Instruments Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-253-2561?

NSN 5930-01-253-2561 has 1 cross-referenced part number: 1920-0 (Dwyer Instruments Inc).

What NSN replaces 5930-01-253-2561?

There are 12 known substitutes for 5930-01-253-2561: 8030-00-229-8734, 2920-00-427-0199, 4933-00-613-6108 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1920-0?

Key specifications for 1920-0: Contact Voltage Rating in Volts: 120.0 AC AT SEA LEVEL FIRST VOLTAGE; Overall Length: 4.625 INCHES NOMINAL IN; Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S); Contact Action Stimulus: INCREASE. 20 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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