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4550-0005 — PUMP ASSEMBLY,TOP ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4550-0005: PUMP ASSEMBLY,TOP ASSEMBLY.

The PUMP ASSEMBLY,TOP ASSEMBLY is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 8.125 IN. O/A DIA,11.250 IN.

O/ALG,AIR-OPERATED,20000 PSI IN. This part is cataloged in the U.S. Government catalog under NSN 4920-01-003-9905, 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
4550-0005
NSN: 4920-01-003-9905
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
CAGE: 06659 — TESTEK LLC DBA TESTEK SOLUTIONS (USA)
SPECIFICATIONS
general_characteristics_item_description8.125 IN. O/A DIA,11.250 IN. O/ALG,AIR-OPERATED,20000 PSI IN
NSN4920-01-003-9905
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUMP ASSEMBLY,TOP ASSEMBLY TITLE COMPONENT PN 4550-0005 MFR PUMP ASSEMBLY,TOP ASSE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 8.125 IN. O/A DIA,11.250 IN. O/ALG,AIR-OPERATED,20000 PSI IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION8.125 IN. O/A DIA,11.250 IN. O/ALG,AIR-OPERATED,20000 PSI IN
OTHER ITEMS IN FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4920-00-000-0190 4920-00-001-1405 4920-00-001-1716 4920-00-001-1744 4920-00-001-1745 4920-00-001-1746 4920-00-001-1747 4920-00-001-1748
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 4550-0005?
4550-0005 is a PUMP ASSEMBLY,TOP ASSEMBLY.
What is the NSN for 4550-0005?
4550-0005 is cataloged in the U.S. Government catalog under NSN 4920-01-003-9905. 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.