PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-5-4Switch,pressure

Ellis & Watts International, Llc · NSN 5930-00-258-5960 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-258-5960 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-258-5960. Primary manufacturer part number: B-5-4.
Features
  • Switch,pressure — FSC 5930
  • Mounting Method: BASE AND THREADED HOLE(S)
  • Contact Adjustment Type: EXTERNAL ACTUATION POINT DIAL AND EXTERNAL DEACTUATION POINT DIAL
  • Contact Action Stimulus: INCREASE
  • Thread Quantity Per Inch: 32 ALL THREADED HOLE
  • Distance Between Mounting Facility Centers: 1.000 INCHES NOMINAL IN
  • Nominal Thread Size: 0.250 INCHES SINGLE PRESSURE CONNECTION IN
  • Body Height: 3.250 INCHES NOMINAL IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-00-258-5960, 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 Ellis & Watts International, Llc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5930-00-258-5960
Primary Part NumberB-5-4
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerEllis & Watts International, Llc
StatusCANCELLED
Mounting MethodBASE AND THREADED HOLE(S)
Contact Adjustment TypeEXTERNAL ACTUATION POINT DIAL AND EXTERNAL DEACTUATION POINT DIAL
Contact Action StimulusINCREASE
Thread Quantity Per Inch32 ALL THREADED HOLE
Distance Between Mounting Facility Centers1.000 INCHES NOMINAL IN
Nominal Thread Size0.250 INCHES SINGLE PRESSURE CONNECTION IN
Body Height3.250 INCHES NOMINAL IN
Media for Which DesignedGAS OR LIQUID
Contact Voltage Rating in Volts115.0 AC AT SEA LEVEL SECOND VOLTAGE
Inside Diameter0.250 INCHES NOMINAL ALL CONNECTIONS IN
Thread Quantity Per Inch32 ALL PRESSURE CONNECTION
Nominal Thread Size0.190 INCHES ALL THREADED HOLE IN
Terminal TypeTAB W/SCREW
Thread Series DesignatorUNF ALL THREADED HOLE
Mounting Facility PatternTWO POSITION IN-LINE
Contact Voltage Rating in Volts230.0 DC AT SEA LEVEL THIRD VOLTAGE
Features ProvidedCAPILLARY TUBE END SEAL CONNECTION
Contact Load Current Rating2.3 AMPERES RESISTIVE LOAD THIRD VOLTAGE
Style DesignatorRECTANGULAR
Contact AdjustabilityDEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE
Contact Voltage Rating in Volts115.0 DC AT SEA LEVEL FOURTH VOLTAGE
Thread Class2B ALL THREADED HOLE
Contact Voltage Rating in Volts230.0 AC AT SEA LEVEL FIRST VOLTAGE
Thread Series DesignatorUNEF ALL PRESSURE CONNECTION
Contact Adjustment Range+100.00 TO 425.00 ACTUATION POINT POUNDS PER SQUARE INCH AND +100.00 TO 425.00 DEACTUATION POINT POUNDS PER SQUARE INCH
Contact Load Current Rating4.6 AMPERES RESISTIVE LOAD FOURTH VOLTAGE
Pressure Connector TypeSWIVEL NUT, FLARE, THREADED INTERNAL ALL CONNECTIONS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-065-4903 INTERCHANGEABLE
Handle,socket Wrench
3110-00-144-8488110381-3 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-00-186-62037054 INTERCHANGEABLE
Gear,spur
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5340-00-209-9352 INTERCHANGEABLE
Bumper
3120-00-255-018210-7520 INTERCHANGEABLE
Bearing,washer,thrust
Aqua-Chem, Inc. Dba Aqua-Chem Inc
5935-00-259-33197054 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
3030-00-274-6079B54 INTERCHANGEABLE
Belt,v
Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
2910-00-354-5028 INTERCHANGEABLE
Bowl,sediment
5821-00-410-1128FT222A INTERCHANGEABLE
Mounting Control Un
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-554-3232204S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
271AP12AC4DP2A Johnson Controls Inc Control Products Div (USA)
107520 Johnson Controls Inc Control Products Div (USA)
03-85007 PC15 R S P Industries Inc (USA)
P70LB-1 Johnson Controls Inc Control Products Div (USA)
TYPE 271BP12 MOD 4400 Johnson Controls Inc Control Products Div (USA)
L59DP203 Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA)
03-85008 PC15 R S P Industries Inc (USA)
4DP2-271AP12AC Johnson Controls Inc Control Products Div (USA)
B-5-4 PRIMARY Ellis & Watts International, Llc (USA)
KMRCFC3-PC Keyser Stainless Corp (USA)
261AP01 Johnson Controls Inc Control Products Div (USA)
7054 Hobart Corp Food Service (USA)
271AP12AC2321 Johnson Controls Inc Control Products Div (USA)
03-85004 PC15 R S P Industries Inc (USA)
211AP12AN Johnson Controls Inc Control Products Div (USA)
03-85005 PC15 R S P Industries Inc (USA)
03-85009 PC15 R S P Industries Inc (USA)
271AP12 MODEL 2365 Johnson Controls Inc Control Products Div (USA)
03-85006 PC15 R S P Industries Inc (USA)
271AP12AC Superior Air Products Co (USA)
Related Parts
5120-00-065-4903INTERCHANGEABLE
HANDLE,SOCKET WRENCH
3110-00-144-8488INTERCHANGEABLE
BEARING,BALL,ANNULAR
110381-3
3020-00-186-6203INTERCHANGEABLE
GEAR,SPUR
7054
5340-00-209-9352INTERCHANGEABLE
BUMPER
3120-00-255-0182INTERCHANGEABLE
BEARING,WASHER,THRUST
10-7520
5935-00-259-3319INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7054
3030-00-274-6079INTERCHANGEABLE
BELT,V
B54
2910-00-354-5028INTERCHANGEABLE
BOWL,SEDIMENT
5821-00-410-1128INTERCHANGEABLE
MOUNTING CONTROL UN
FT222A
3110-00-554-3232INTERCHANGEABLE
BEARING,BALL,ANNULAR
204S
4520-00-588-2389INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
BMI1238-39
5977-00-669-9883INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
101

Frequently Asked Questions

What is NSN 5930-00-258-5960?

NSN 5930-00-258-5960 is a Switch,pressure, manufactured by Ellis & Watts International, Llc, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-258-5960?

NSN 5930-00-258-5960 has 20 cross-referenced part numbers: 271AP12AC4DP2A (Johnson Controls Inc Control Products Div), 107520 (Johnson Controls Inc Control Products Div), 03-85007 PC15 (R S P Industries Inc), P70LB-1 (Johnson Controls Inc Control Products Div), TYPE 271BP12 MOD 4400 (Johnson Controls Inc Control Products Div) and 15 more.

What NSN replaces 5930-00-258-5960?

There are 12 known substitutes for 5930-00-258-5960: 5120-00-065-4903, 3110-00-144-8488, 3020-00-186-6203 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-5-4?

Key specifications for B-5-4: Mounting Method: BASE AND THREADED HOLE(S); Contact Adjustment Type: EXTERNAL ACTUATION POINT DIAL AND EXTERNAL DEACTUATION POINT DIAL; Contact Action Stimulus: INCREASE; Thread Quantity Per Inch: 32 ALL THREADED HOLE. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-258-5960 still in active supply?

NSN 5930-00-258-5960 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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