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644340 — PLATE,PISTON,PUMP

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

644340: PLATE,PISTON,PUMP.

The PLATE,PISTON,PUMP is a the manufacturer industrial component. Key specifications include end_item_identification: 4320001777038 34E56-17J PUMP,AXIAL PISTONS, general_characteristics_item_description: STEEL,2.500 IN. OD,0.187 IN.

THK IN. This part is cataloged in the U.S. Government catalog under NSN 4320-00-798-6583, 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
644340
NSN: 4320-00-798-6583
FSC: 4320 — Power and Hand Pumps
CAGE: 99551 — GOODRICH CORPORATION DBA GOODRICH CORP (USA)
SPECIFICATIONS
end_item_identification4320001777038 34E56-17J PUMP,AXIAL PISTONS
general_characteristics_item_descriptionSTEEL,2.500 IN. OD,0.187 IN. THK IN
NSN4320-00-798-6583
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PLATE,PISTON,PUMP TITLE COMPONENT PN 644340 MFR PLATE,PISTON,PUMP
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,2.500 IN. OD,0.187 IN. THK IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,2.500 IN. OD,0.187 IN. THK IN
END ITEM IDENTIFICATION4320001777038 34E56-17J PUMP,AXIAL PISTONS
OTHER ITEMS IN FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633 4320-00-001-2628 4320-00-001-2629 4320-00-001-2630 4320-00-001-2631 4320-00-001-2632 4320-00-001-3377 4320-00-001-3384
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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 644340?
644340 is a PLATE,PISTON,PUMP.
What is the NSN for 644340?
644340 is cataloged in the U.S. Government catalog under NSN 4320-00-798-6583. 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.