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Technical Data Sheet
PartsTable / MRO / 15811-1
15811-1 ✓ 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 material: CERAMIC INSULATOR, body_style: THREADED BUSHING MOUNTED, body_length: 1.031 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS, thread_class: 2A A, overall_width: 6.312 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 5930-00-139-9003, 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→ 15811-1
NSN: 5930-00-139-9003
FSC: 5930
CAGE: 98505 — HYDRA-ELECTRIC COMPANY DBA HYDRA-ELECTRIC CO (USA)
SPECIFICATIONS
materialCERAMIC INSULATOR
body_styleTHREADED BUSHING MOUNTED
body_length1.031 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
thread_class2A A
overall_width6.312 INCHES NOMINAL IN
terminal_typeTURRET
overall_height1.120 INCHES NOMINAL IN
overall_length1.250 INCHES NOMINAL IN
overall_diameter0.500 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
thread_directionRIGHT-HAND
NSN5930-00-139-9003
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PRESSURE TITLE COMPONENT PN 15811-1 MFR SWITCH,PRESSURE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
15811Interchangeable
interchangeable cross-reference
interchangeable
KI15811-1Interchangeable
interchangeable cross-reference
interchangeable
570-1581-01-01-00Interchangeable
interchangeable cross-reference
interchangeable
X1581Interchangeable
interchangeable cross-reference
interchangeable
683RH-1-3/4-1-1/4SInterchangeable
interchangeable cross-reference
interchangeable
43538Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15811-1?
15811-1 is a SWITCH,PRESSURE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 15811-1?
There are 8 known substitutes for 15811-1: 15811, KI15811-1, 570-1581-01-01-00 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 15811-1?
15811-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-139-9003. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026