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63553 — PUMP,HYDRAULIC RAM,HAND DRIVEN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

63553: PUMP,HYDRAULIC RAM,HAND DRIVEN.

The PUMP,HYDRAULIC RAM,HAND DRIVEN is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, construction: LAMINATED, terminal_type: WIRE LEAD, overall_length: 5.375 INCHES NOMINAL IN, mounting_method: LINE AND THREADED HOLE(S), outside_diameter: 4.781 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-726-7939, 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
63553
NSN: 5365-00-726-7939
NIINs: 007267939, 010645394, 012902381, 017176420
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialCOPPER ALLOY
constructionLAMINATED
terminal_typeWIRE LEAD
overall_length5.375 INCHES NOMINAL IN
mounting_methodLINE AND THREADED HOLE(S)
outside_diameter4.781 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter4.250 INCHES NOMINAL IN
features_providedSEPARABLE
overall_thickness0.126 INCHES NOMINAL IN
lamination_quantity63
nominal_thread_size2.000 INCHES ALL THREADED HOLE IN
NSN5365-00-726-7939
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUMP,HYDRAULIC RAM,HAND DRIVEN TITLE COMPONENT PN 63553 MFR PUMP,HYDRAULIC RAM,HAN
KEY FEATURES
•
OVERALL THICKNESS: 0.126 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 4.781 INCHES NOMINAL IN
•
APERTURE DIAMETER: 4.250 INCHES NOMINAL IN
•
FEATURES PROVIDED: SEPARABLE
•
LAMINATION QUANTITY: 63
•
LAMINATION THICKNESS: 0.002 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL THICKNESS0.126 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER4.781 INCHES NOMINAL IN
APERTURE DIAMETER4.250 INCHES NOMINAL IN
FEATURES PROVIDEDSEPARABLE
LAMINATION QUANTITY63
LAMINATION THICKNESS0.002 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
CONSTRUCTIONLAMINATED
SUBSTITUTES & CROSS-REFERENCES 1
LA63553Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 63553?
63553 is a PUMP,HYDRAULIC RAM,HAND DRIVEN.
What parts can replace 63553?
There is 1 known substitute for 63553: LA63553. Substitute compatibility should be verified for your specific system.
What is the NSN for 63553?
63553 is cataloged in the U.S. Government catalog under NSN 5365-00-726-7939. 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.