PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D1T-A80Switch,pressure

Barksdale, Inc · NSN 5930-01-144-5154 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-144-5154 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-144-5154. Primary manufacturer part number: D1T-A80.
Features
  • Switch,pressure — FSC 5930
  • Terminal Type: SCREW
  • Thread Quantity Per Inch: 18 SINGLE PRESSURE CONNECTION
  • Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S)
  • Contact Load Current Rating: 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
  • Contact Adjustment Type: EXTERNAL DEACTUATION POINT SCREW AND EXTERNAL ACTUATION POINT SCREW
  • Features Provided: HERMETICALLY SEALED CASE
  • Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL THIRD VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-01-144-5154, 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 Barksdale, Inc. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-144-5154
Primary Part NumberD1T-A80
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerBarksdale, Inc
StatusACTIVE
Terminal TypeSCREW
Thread Quantity Per Inch18 SINGLE PRESSURE CONNECTION
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Adjustment TypeEXTERNAL DEACTUATION POINT SCREW AND EXTERNAL ACTUATION POINT SCREW
Features ProvidedHERMETICALLY SEALED CASE
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL THIRD VOLTAGE
Pressure Switch TypeGAGE
Contact Voltage Rating in Volts460.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact Load Current Rating3.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Nominal Thread Size0.250 INCHES SINGLE PRESSURE CONNECTION IN
Mounting Facility PatternTWO POSITION IN-LINE
Contact Adjustment Range+0.50 TO 77.20 ACTUATION POINT POUNDS PER SQUARE INCH AND +3.30 TO 80.00 DEACTUATION POINT POUNDS PER SQUARE INCH
Distance Between Mounting Facility Centers2.250 INCHES NOMINAL IN
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD THIRD VOLTAGE
Inside Diameter0.250 INCHES NOMINAL SINGLE CONNECTION IN
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Thread Series DesignatorNPT SINGLE PRESSURE CONNECTION
Media for Which DesignedGAS OR LIQUID
Proof Pressure160.00 POUNDS PER SQUARE INCH LBS
Contact AdjustabilityDEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE
Body Length2.187 INCHES NOMINAL IN
Pressure Connector TypePLAIN, THREADED INTERNAL SINGLE CONNECTION
Contact Action StimulusDECREASE
Hazardous Locations/environmental ProtectionWEATHERPROOF
Style DesignatorRECTANGULAR W/BRACKET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5915-00-461-5491101146 INTERCHANGEABLE
Filter,electrical
Aimtron Systems, Llc
5999-00-609-3131101146 INTERCHANGEABLE
Plate,electrical Shield
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5305-00-958-5250101146 INTERCHANGEABLE
Screw,machine
Hillman Group, Inc., the
4730-01-216-912121-192 INTERCHANGEABLE
Restrictor,fluid Flow
Robertshaw Controls Co Uni-Line Div
3040-01-269-9576 INTERCHANGEABLE
Disk Brake Shoe
5340-01-287-0366MA-1146 INTERCHANGEABLE
Bumper
Kone Inc.
Cross-Reference Index
Part NumberManufacturer
D1T-A80 PRIMARY Barksdale, Inc (USA)
101146 Melley Industries Inc (USA)
DIT-A80 Barksdale, Inc (USA)
Related Parts
5915-00-461-5491INTERCHANGEABLE
FILTER,ELECTRICAL
101146
5999-00-609-3131INTERCHANGEABLE
PLATE,ELECTRICAL SHIELD
101146
5305-00-958-5250INTERCHANGEABLE
SCREW,MACHINE
101146
4730-01-216-9121INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
21-192
3040-01-269-9576INTERCHANGEABLE
DISK BRAKE SHOE
5340-01-287-0366INTERCHANGEABLE
BUMPER
MA-1146

Frequently Asked Questions

What is NSN 5930-01-144-5154?

NSN 5930-01-144-5154 is a Switch,pressure, manufactured by Barksdale, Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-144-5154?

NSN 5930-01-144-5154 has 3 cross-referenced part numbers: D1T-A80 (Barksdale, Inc), 101146 (Melley Industries Inc), DIT-A80 (Barksdale, Inc).

What NSN replaces 5930-01-144-5154?

There are 6 known substitutes for 5930-01-144-5154: 5915-00-461-5491, 5999-00-609-3131, 5305-00-958-5250 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D1T-A80?

Key specifications for D1T-A80: Terminal Type: SCREW; Thread Quantity Per Inch: 18 SINGLE PRESSURE CONNECTION; Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S); Contact Load Current Rating: 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE. 30 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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