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E343 — PILOT,VALVE SEAT REFACING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

E343: PILOT,VALVE SEAT REFACING.

The PILOT,VALVE SEAT REFACING is a the manufacturer industrial component. Key specifications include design_type: EXPANDING, special_features: USED ON WASP CLASS LHA. This part is cataloged in the U.S.

Government catalog under NSN 4910-01-439-2997, 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
E343
NSN: 4910-01-439-2997
FSC: 4910 — Motor Vehicle Maintenance and Repair Shop Specialized Equipment
CAGE: 00988 — SIOUX TOOLS INC (USA)
SPECIFICATIONS
design_typeEXPANDING
special_featuresUSED ON WASP CLASS LHA
NSN4910-01-439-2997
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PILOT,VALVE SEAT REFACING TITLE COMPONENT PN E343 MFR PILOT,VALVE SEAT REFAC
KEY FEATURES
•
DESIGN TYPE: EXPANDING
•
SIZE: 0.3438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DESIGN TYPEEXPANDING
SIZE0.3438 INCHES NOMINAL IN
SPECIAL FEATURESUSED ON WASP CLASS LHA
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 1
NO.1726E ITEM 29Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 E343?
E343 is a PILOT,VALVE SEAT REFACING.
What parts can replace E343?
There is 1 known substitute for E343: NO.1726E ITEM 29. Substitute compatibility should be verified for your specific system.
What is the NSN for E343?
E343 is cataloged in the U.S. Government catalog under NSN 4910-01-439-2997. 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.