PartsTable
Technical Data Sheet
P243 ✓ 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

POTASSIUM HYDROGEN PHTHALATE,ACI. Key specifications include body_style: OPEN TYPE, overall_width: 1.500 INCHES NOMINAL IN, physical_form: CRYSTAL, base_thickness: 1.000 INCHES NOMINAL IN, overall_height: 2.500 INCHES NOMINAL IN, overall_length: 4.500 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 5920-00-231-8950, 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 P243
NSN: 5920-00-231-8950
FSC: 5920
CAGE: 71424 — MERSEN USA EP CORP. DBA FERRAZ SHAWMUT (USA)
SPECIFICATIONS
body_styleOPEN TYPE
overall_width1.500 INCHES NOMINAL IN
physical_formCRYSTAL
base_thickness1.000 INCHES NOMINAL IN
overall_height2.500 INCHES NOMINAL IN
overall_length4.500 INCHES NOMINAL IN
mounting_methodPRESS FIT
special_featuresCOMPOSITION AND PERCENTAGE: 99.95 MINIMUM BY WEIGHT POTASSIUM HYDROGEN PHTHALATE
style_designatorRECTANGULAR
voltage_in_volts250.0
mounting_hole_styleIN-LINE ALONG THE LENGTH
screw_thread_diameter0.250 INCHES NOMINAL IN
NSN5920-00-231-8950
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available POTASSIUM HYDROGEN PHTHALATE,ACI TITLE COMPONENT PN P243 MFR POTASSIUM HYDROGEN PHT
KEY FEATURES
FUSE TERMINAL TYPE ACCOMMODATED: BLADE W/MOUNTING HOLE
MOUNTING HOLE STYLE: IN-LINE ALONG THE LENGTH
CENTER TO CENTER DISTANCE BETWEEN OUTSIDE MOUNTING HOLES ALONG LENGTH: 0.760 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY: 2 THREADED STUD
SCREW THREAD DIAMETER: 0.250 INCHES NOMINAL IN
ACCOMMODATED FUSE LENGTH: 3.500 INCHES MAXIMUM IN
INTERNAL CIRCUIT CONFIGURATION AND POLE QUANTITY: 2 POLE, MAINLINE, FUSED
VOLTAGE IN VOLTS: 250.0
TECHNICAL CHARACTERISTICS (FLIS)
FUSE TERMINAL TYPE ACCOMMODATEDBLADE W/MOUNTING HOLE
MOUNTING HOLE STYLEIN-LINE ALONG THE LENGTH
CENTER TO CENTER DISTANCE BETWEEN OUTSIDE MOUNTING HOLES ALONG LENGTH0.760 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 THREADED STUD
SCREW THREAD DIAMETER0.250 INCHES NOMINAL IN
ACCOMMODATED FUSE LENGTH3.500 INCHES MAXIMUM IN
INTERNAL CIRCUIT CONFIGURATION AND POLE QUANTITY2 POLE, MAINLINE, FUSED
VOLTAGE IN VOLTS250.0
SCREW THREAD QUANTITY PER INCH20.0
ACCOMMODATED FUSE THICKNESS1.500 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
P243Interchangeable
interchangeable cross-reference
interchangeable
P243-500Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
914070PC20Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P243?
P243 is a POTASSIUM HYDROGEN PHTHALATE,ACI. It is classified as a MRO (MRO_GENERAL).
What parts can replace P243?
There are 4 known substitutes for P243: P243, P243-500, A-A-59282 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P243?
P243 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-231-8950. This indicates validated use in U.S. government and defense supply chains.
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