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Technical Data Sheet
PartsTable / COMPONENT / FUL8548
FUL8548 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BEARING,WASHER,THRUST is a the manufacturer industrial component. Key specifications include diameter: 2.8440 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, outside_diameter: 4.8120 INCHES NOMINAL IN, style_designator: ROUND, overall_thickness: 0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-554-1187, 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
FUL8548
NSN: 3120-00-554-1187
FSC: 3120
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
diameter2.8440 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
outside_diameter4.8120 INCHES NOMINAL IN
style_designatorROUND
overall_thickness0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
surface_conditionGROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN3120-00-554-1187
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: FUL8548 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 4.8120 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
SURFACE CONDITION: GROUND
•
STYLE DESIGNATOR: ROUND
•
CORNER SHAPE: SQUARE ALL CORNERS
•
OVERALL THICKNESS: 0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
DIAMETER: 2.8440 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER4.8120 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
SURFACE CONDITIONGROUND
STYLE DESIGNATORROUND
CORNER SHAPESQUARE ALL CORNERS
OVERALL THICKNESS0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
DIAMETER2.8440 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
8050Interchangeable
interchangeable cross-reference
interchangeable
120228Interchangeable
interchangeable cross-reference
interchangeable
7639Interchangeable
interchangeable cross-reference
interchangeable
40197Interchangeable
interchangeable cross-reference
interchangeable
SCD530TM152Interchangeable
interchangeable cross-reference
interchangeable
18198Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FUL8548?
FUL8548 is a BEARING,WASHER,THRUST.
What parts can replace FUL8548?
There are 18 known substitutes for FUL8548: 8050, 120228, 7639 and 15 more. Substitute compatibility should be verified for your specific system.
Is FUL8548 still available?
FUL8548 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