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Technical Data Sheet
PartsTable / MRO / 4563
4563 ✓ Verified by PartsTable
Zyxel · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

SUPPRESSOR,HARMONIC,ELECTRIC ORG. Key specifications include shape: CYLINDRICAL, material: ALUMINUM, body_shape: ROUND, bore_shape: STRAIGHT, design_type: DRY, bore_diameter: 57.90 MILLIMETERS NOMINAL MM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-8011, 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
MRO→ MRO_GENERAL→ 4563
NSN: 3110-00-108-8011
FSC: 3110
CAGE: 09120 — BROWNING CRANE AND SHOVEL CO (USA)
SPECIFICATIONS
shapeCYLINDRICAL
materialALUMINUM
body_shapeROUND
bore_shapeSTRAIGHT
design_typeDRY
bore_diameter57.90 MILLIMETERS NOMINAL MM
overall_width16.99 MILLIMETERS NOMINAL MM
inlet_locationON PERIMETER 1.813 IN. FROM END IN
muffler_designBAFFLE
overall_length6.031 INCHES NOMINAL IN
surface_finishGROUND
baffle_quantity1
NSN3110-00-108-8011
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 4563 · Zyxel ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL OUTSIDE DIAMETER: 1.8750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH2.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.8750 INCHES NOMINAL IN
SPECIAL FEATURESROLLER TYPE: SOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
121562-1Interchangeable
interchangeable cross-reference
interchangeable
1991Interchangeable
interchangeable cross-reference
interchangeable
311-0580-00Interchangeable
interchangeable cross-reference
interchangeable
41695Interchangeable
interchangeable cross-reference
interchangeable
TK0580Interchangeable
interchangeable cross-reference
interchangeable
4563Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4563?
4563 is a SUPPRESSOR,HARMONIC,ELECTRIC ORG manufactured by Zyxel. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4563?
There are 26 known substitutes for 4563: 121562-1, 1991, 311-0580-00 and 23 more. Substitute compatibility should be verified for your specific system.
Is 4563 still available?
4563 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026