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Technical Data Sheet
266-8397-020 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 thread_class: 2B ALL PRESSURE CONNECTION, body_diameter: 3.500 INCHES NOMINAL IN, overall_width: 3.500 INCHES NOMINAL IN, terminal_type: TAB W/SCREW, overall_height: 1.812 INCHES NOMINAL IN, overall_length: 4.625 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-189-1480, 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
MRO MRO_GENERAL 266-8397-020
NSN: 5930-00-189-1480
FSC: 5930
CAGE: 95105 — ROCKWELL COLLINS, INC. DIV COLLINS AEROSPACE - MISSION SYSTEMS (USA)
SPECIFICATIONS
thread_class2B ALL PRESSURE CONNECTION
body_diameter3.500 INCHES NOMINAL IN
overall_width3.500 INCHES NOMINAL IN
terminal_typeTAB W/SCREW
overall_height1.812 INCHES NOMINAL IN
overall_length4.625 INCHES NOMINAL IN
proof_pressure5.00 POUNDS PER SQUARE INCH GAGE LBS
inside_diameter0.125 INCHES NOMINAL ALL CONNECTIONS IN
mounting_methodBASE
style_designatorCYLINDRICAL W/LUGS
nominal_thread_size0.125 INCHES SINGLE PRESSURE CONNECTION IN
pressure_switch_typeGAGE
NSN5930-00-189-1480
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PRESSURE TITLE COMPONENT PN 266-8397-020 MFR SWITCH,PRESSURE
KEY FEATURES
CONTACT VOLTAGE RATING IN VOLTS: 240.0 AC AT SEA LEVEL SINGLE VOLTAGE
CONTACT ACTION STIMULUS: INCREASE
THREAD SERIES DESIGNATOR: NPT ALL PRESSURE CONNECTION
MEDIA FOR WHICH DESIGNED: LIQUID
NOMINAL THREAD SIZE: 0.125 INCHES SINGLE PRESSURE CONNECTION IN
THREAD QUANTITY PER INCH: 20 ALL PRESSURE CONNECTION
TECHNICAL CHARACTERISTICS (FLIS)
CONTACT VOLTAGE RATING IN VOLTS240.0 AC AT SEA LEVEL SINGLE VOLTAGE
CONTACT ACTION STIMULUSINCREASE
THREAD SERIES DESIGNATORNPT ALL PRESSURE CONNECTION
OVERALL LENGTH4.625 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDLIQUID
NOMINAL THREAD SIZE0.125 INCHES SINGLE PRESSURE CONNECTION IN
THREAD QUANTITY PER INCH20 ALL PRESSURE CONNECTION
OVERALL HEIGHT1.812 INCHES NOMINAL IN
INSIDE DIAMETER0.125 INCHES NOMINAL ALL CONNECTIONS IN
MOUNTING METHODBASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
19110-1Interchangeable
interchangeable cross-reference
interchangeable
G350301S1Interchangeable
interchangeable cross-reference
interchangeable
19110Interchangeable
interchangeable cross-reference
interchangeable
308MFInterchangeable
interchangeable cross-reference
interchangeable
1308SInterchangeable
interchangeable cross-reference
interchangeable
MT308PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 266-8397-020?
266-8397-020 is a SWITCH,PRESSURE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 266-8397-020?
There are 22 known substitutes for 266-8397-020: 19110-1, G350301S1, 19110 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 266-8397-020?
266-8397-020 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-189-1480. This indicates validated use in U.S. government and defense supply chains.
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