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Technical Data Sheet
PartsTable / COMPONENT / 278275R3
278275R3 ✓ 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 CHAMBER,PRECOMBUSTION is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2815-00-980-2326, 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
278275R3
NSN: 2815-00-980-2326
FSC: 2815
CAGE: 0SAT8 — KOMATSU AMERICA CORP. (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN2815-00-980-2326
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CHAMBER,PRECOMBUSTION TITLE COMPONENT PN 278275R3 MFR CHAMBER,PRECOMBUSTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
15411Interchangeable
interchangeable cross-reference
interchangeable
7739Interchangeable
interchangeable cross-reference
interchangeable
E121111Interchangeable
interchangeable cross-reference
interchangeable
HD99Interchangeable
interchangeable cross-reference
interchangeable
S99Interchangeable
interchangeable cross-reference
interchangeable
M13070Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 278275R3?
278275R3 is a CHAMBER,PRECOMBUSTION.
What parts can replace 278275R3?
There are 8 known substitutes for 278275R3: 15411, 7739, E121111 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 278275R3?
278275R3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2815-00-980-2326. 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