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4025185 ✓ 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 INSERT,ENGINE VALVE SEAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 0.312 INCHES NOMINAL IN, style_designator: PLAIN, surface_treatment: NICKEL OVERALL, body_inside_diameter: 1.484 INCHES NOMINAL IN, body_outside_diameter: 1.667 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 2815-00-920-6833, 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
4025185
NSN: 2815-00-920-6833
FSC: 2815
CAGE: 0MKW7 — MINNPAR, LLC DBA MINNPAR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.312 INCHES NOMINAL IN
style_designatorPLAIN
surface_treatmentNICKEL OVERALL
body_inside_diameter1.484 INCHES NOMINAL IN
body_outside_diameter1.667 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN2815-00-920-6833
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSERT,ENGINE VALVE SEAT TITLE COMPONENT PN 4025185 MFR INSERT,ENGINE VALVE SE
KEY FEATURES
•
BODY INSIDE DIAMETER: 1.484 INCHES NOMINAL IN
•
SEATING SURFACE SHAPE: FLAT
•
SURFACE TREATMENT: NICKEL OVERALL
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: PLAIN
•
BODY OUTSIDE DIAMETER: 1.667 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY INSIDE DIAMETER1.484 INCHES NOMINAL IN
SEATING SURFACE SHAPEFLAT
SURFACE TREATMENTNICKEL OVERALL
MATERIALSTEEL OVERALL
STYLE DESIGNATORPLAIN
BODY OUTSIDE DIAMETER1.667 INCHES NOMINAL IN
OVERALL HEIGHT0.312 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
QR36754BInterchangeable
interchangeable cross-reference
interchangeable
1218Interchangeable
interchangeable cross-reference
interchangeable
17428P11Interchangeable
interchangeable cross-reference
interchangeable
W15306Interchangeable
interchangeable cross-reference
interchangeable
WC15306Interchangeable
interchangeable cross-reference
interchangeable
FD15306Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4025185?
4025185 is a INSERT,ENGINE VALVE SEAT.
What parts can replace 4025185?
There are 9 known substitutes for 4025185: QR36754B, 1218, 17428P11 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4025185?
4025185 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2815-00-920-6833. 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