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Technical Data Sheet
L91A4X2 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCH,PRESSURE is a the manufacturer industrial component. Key specifications include body_height: 3.721 INCHES NOMINAL IN, overall_width: 2.743 INCHES NOMINAL IN, terminal_type: TAB W/SCREW, overall_height: 5.800 INCHES NOMINAL IN, overall_length: 4.327 INCHES NOMINAL IN, mounting_method: SLOT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-352-7041, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
L91A4X2
NSN: 5930-00-352-7041
FSC: 5930
CAGE: 27319 — HONEYWELL INC RESIDENTIAL DIV (USA)
SPECIFICATIONS
body_height3.721 INCHES NOMINAL IN
overall_width2.743 INCHES NOMINAL IN
terminal_typeTAB W/SCREW
overall_height5.800 INCHES NOMINAL IN
overall_length4.327 INCHES NOMINAL IN
mounting_methodSLOT
style_designatorRECTANGULAR
mounting_slot_width0.188 INCHES NOMINAL IN
nominal_thread_size0.250 INCHES SINGLE PRESSURE CONNECTION IN
pressure_switch_typeABSOLUTE
contact_adjustabilityACTUATION POINT ADJUSTABLE
contact_action_stimulusINCREASE
NSN5930-00-352-7041
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PRESSURE TITLE COMPONENT PN L91A4X2 MFR SWITCH,PRESSURE
KEY FEATURES
TERMINAL TYPE: TAB W/SCREW
MOUNTING METHOD: SLOT
CONTACT ADJUSTMENT TYPE: EXTERNAL ACTUATION POINT SCREW
MOUNTING SLOT WIDTH: 0.188 INCHES NOMINAL IN
BODY HEIGHT: 3.721 INCHES NOMINAL IN
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS: 1.125 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNED: GAS OR LIQUID
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPETAB W/SCREW
MOUNTING METHODSLOT
CONTACT ADJUSTMENT TYPEEXTERNAL ACTUATION POINT SCREW
MOUNTING SLOT WIDTH0.188 INCHES NOMINAL IN
BODY HEIGHT3.721 INCHES NOMINAL IN
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS1.125 INCHES NOMINAL IN
OVERALL WIDTH2.743 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDGAS OR LIQUID
PRESSURE CONNECTOR TYPEPLAIN, THREADED INTERNAL SINGLE CONNECTION
PRESSURE SWITCH TYPEABSOLUTE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
2378786Interchangeable
interchangeable cross-reference
interchangeable
208043R1Interchangeable
interchangeable cross-reference
interchangeable
5EX127Interchangeable
interchangeable cross-reference
interchangeable
B107.410Interchangeable
Chisel,blacksmith's
interchangeable
HOTCH3HDInterchangeable
Chisel,blacksmith's
interchangeable
B107.410 CAT 48 TY1CL6Interchangeable
Chisel,blacksmith's
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L91A4X2?
L91A4X2 is a SWITCH,PRESSURE.
What parts can replace L91A4X2?
There are 21 known substitutes for L91A4X2: 2378786, 208043R1, 5EX127 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L91A4X2?
L91A4X2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-352-7041. This indicates validated use in U.S. government and defense supply chains.
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