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Technical Data Sheet
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S438FX1 — SLEEVE,PUMP

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S438FX1: SLEEVE,PUMP.

The SLEEVE,PUMP is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: MATERIAL COMMERCIAL STEEL. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-040-1113, 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
S438FX1
NSN: 4320-01-040-1113
FSC: 4320 — Power and Hand Pumps
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionMATERIAL COMMERCIAL STEEL
NSN4320-01-040-1113
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SLEEVE,PUMP TITLE COMPONENT PN S438FX1 MFR SLEEVE,PUMP
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATERIAL COMMERCIAL STEEL
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL COMMERCIAL STEEL
SUBSTITUTES & CROSS-REFERENCES 2
SF-10163Reference document
Same NSN cross-reference
Reference document — Secondary reference
SF10163PC14Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S438FX1?
S438FX1 is a SLEEVE,PUMP.
What parts can replace S438FX1?
There are 2 known substitutes for S438FX1: SF-10163, SF10163PC14. Substitute compatibility should be verified for your specific system.
What is the NSN for S438FX1?
S438FX1 is cataloged in the U.S. Government catalog under NSN 4320-01-040-1113. 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.