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CHA825 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include body_style: UNSHIELDED, SOLID POST, GASKET SEAT, reach_length: 0.375 INCHES NOMINAL IN, usage_design: ENGINE OTHER THAN AIRCRAFT, electrode_style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4), pressure_rating: 320.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 340.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS, special_features: INDUSTRIAL-COMMERCIAL STYLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-455-5414, 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
CHA825
NSN: 2920-00-455-5414
FSC: 2920
CAGE: 0AFL4 — CHAMPION AEROSPACE LLC (USA)
SPECIFICATIONS
body_styleUNSHIELDED, SOLID POST, GASKET SEAT
reach_length0.375 INCHES NOMINAL IN
usage_designENGINE OTHER THAN AIRCRAFT
electrode_styleSINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
pressure_rating320.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 340.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS
special_featuresINDUSTRIAL-COMMERCIAL STYLE
width_across_flats0.812 INCHES NOMINAL IN
seat_major_diameter0.812 INCHES MAXIMUM IN
nondefinitive_spec/std_data3 TYPE AND B CLASS
height_above_mounting_surface2.203 INCHES NOMINAL IN
NSN2920-00-455-5414
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEMICONDUCTOR DEVICE,DIODE TITLE COMPONENT PN CHA825 MFR SEMICONDUCTOR DEVICE,D
KEY FEATURES
•
BODY STYLE: UNSHIELDED, SOLID POST, GASKET SEAT
•
NONDEFINITIVE SPEC/STD DATA: 3 TYPE AND B CLASS
•
TEST DATA DOCUMENT: 81348-WS506 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
WIDTH ACROSS FLATS: 0.812 INCHES NOMINAL IN
•
USAGE DESIGN: ENGINE OTHER THAN AIRCRAFT
•
SEAT MAJOR DIAMETER: 0.812 INCHES MAXIMUM IN
•
HEIGHT ABOVE MOUNTING SURFACE: 2.203 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEUNSHIELDED, SOLID POST, GASKET SEAT
SPECIAL FEATURESINDUSTRIAL-COMMERCIAL STYLE
NONDEFINITIVE SPEC/STD DATA3 TYPE AND B CLASS
TEST DATA DOCUMENT81348-WS506 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
WIDTH ACROSS FLATS0.812 INCHES NOMINAL IN
USAGE DESIGNENGINE OTHER THAN AIRCRAFT
SEAT MAJOR DIAMETER0.812 INCHES MAXIMUM IN
HEIGHT ABOVE MOUNTING SURFACE2.203 INCHES NOMINAL IN
PRESSURE RATING320.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 340.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS
REACH LENGTH0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
AT-2Interchangeable
interchangeable cross-reference
interchangeable
15613Interchangeable
interchangeable cross-reference
interchangeable
RT-11Interchangeable
interchangeable cross-reference
interchangeable
9150PL1394283Interchangeable
interchangeable cross-reference
interchangeable
C-421Interchangeable
interchangeable cross-reference
interchangeable
B517-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CHA825?
CHA825 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace CHA825?
There are 12 known substitutes for CHA825: AT-2, 15613, RT-11 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CHA825?
CHA825 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-455-5414. 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