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Technical Data Sheet
W89D ✓ 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 SPARK PLUG is a the manufacturer industrial component. Key specifications include body_style: UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT, reach_length: 0.625 INCHES NOMINAL IN, usage_design: ENGINE OTHER THAN AIRCRAFT, electrode_style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4), pressure_rating: 100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS, width_across_flats: 0.938 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-308-2660, 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
W89D
NSN: 2920-00-308-2660
FSC: 2920
CAGE: 0B231 — CHAMPION AVIATION INC AUTOMOTIVE DIV (USA)
SPECIFICATIONS
body_styleUNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
reach_length0.625 INCHES NOMINAL IN
usage_designENGINE OTHER THAN AIRCRAFT
electrode_styleSINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
pressure_rating100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS
width_across_flats0.938 INCHES NOMINAL IN
seat_major_diameter1.125 INCHES MAXIMUM IN
nondefinitive_spec/std_data3 TYPE AND B CLASS
thread_size_and_series/type_designator7/8-18 UNS BASE
NSN2920-00-308-2660
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPARK PLUG TITLE COMPONENT PN W89D MFR SPARK PLUG
KEY FEATURES
BODY STYLE: UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 7/8-18 UNS BASE
NONDEFINITIVE SPEC/STD DATA: 3 TYPE AND B CLASS
USAGE DESIGN: ENGINE OTHER THAN AIRCRAFT
SEAT MAJOR DIAMETER: 1.125 INCHES MAXIMUM IN
PRESSURE RATING: 100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS
REACH LENGTH: 0.625 INCHES NOMINAL IN
WIDTH ACROSS FLATS: 0.938 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEUNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
THREAD SIZE AND SERIES/TYPE DESIGNATOR7/8-18 UNS BASE
NONDEFINITIVE SPEC/STD DATA3 TYPE AND B CLASS
USAGE DESIGNENGINE OTHER THAN AIRCRAFT
SEAT MAJOR DIAMETER1.125 INCHES MAXIMUM IN
PRESSURE RATING100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS
REACH LENGTH0.625 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.938 INCHES NOMINAL IN
ELECTRODE STYLESINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
TT15Interchangeable
interchangeable cross-reference
interchangeable
115074Interchangeable
interchangeable cross-reference
interchangeable
18Interchangeable
Same NIIN cross-reference
interchangeable
143H0TInterchangeable
Same NIIN cross-reference
interchangeable
258999R93Interchangeable
Same NIIN cross-reference
interchangeable
WS506Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W89D?
W89D is a SPARK PLUG.
What parts can replace W89D?
There are 10 known substitutes for W89D: TT15, 115074, 18 and 7 more. Substitute compatibility should be verified for your specific system.
Is W89D still available?
W89D is currently cancelled.
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