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E437 — PILOT,VALVE SEAT REFACING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

E437: PILOT,VALVE SEAT REFACING.

The PILOT,VALVE SEAT REFACING is a the manufacturer industrial component. Key specifications include design_type: EXPANDING, style_designator: ROUND, upper_end_diameter: 0.375 INCHES NOMINAL IN, expanding_pilot_lower_end_length: 6.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4910-01-269-8056, 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
E437
NSN: 4910-01-269-8056
FSC: 4910 — Motor Vehicle Maintenance and Repair Shop Specialized Equipment
CAGE: 00988 — SIOUX TOOLS INC (USA)
SPECIFICATIONS
design_typeEXPANDING
style_designatorROUND
upper_end_diameter0.375 INCHES NOMINAL IN
expanding_pilot_lower_end_length6.625 INCHES NOMINAL IN
NSN4910-01-269-8056
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PILOT,VALVE SEAT REFACING TITLE COMPONENT PN E437 MFR PILOT,VALVE SEAT REFAC
KEY FEATURES
•
EXPANDING PILOT LOWER END LENGTH: 6.625 INCHES NOMINAL IN
•
DESIGN TYPE: EXPANDING
•
UPPER END DIAMETER: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
SIZE: 0.4375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EXPANDING PILOT LOWER END LENGTH6.625 INCHES NOMINAL IN
DESIGN TYPEEXPANDING
UPPER END DIAMETER0.375 INCHES NOMINAL IN
STYLE DESIGNATORROUND
SIZE0.4375 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4910 — Motor Vehicle Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4910-00-001-2367 4910-00-001-3993 4910-00-001-9266 4910-00-003-0179 4910-00-004-0778 4910-00-004-3969 4910-00-004-9528 4910-00-005-7155
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is E437?
E437 is a PILOT,VALVE SEAT REFACING.
What is the NSN for E437?
E437 is cataloged in the U.S. Government catalog under NSN 4910-01-269-8056. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.