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Technical Data Sheet
PartsTable / COMPONENT / 104245R1
104245R1 ✓ 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: 2.5680 INCHES MINIMUM AND 2.5730 INCHES MAXIMUM IN, material: STEEL COMP 8620 OVERALL, corner_shape: SQUARE ALL CORNERS, style_designator: ROUND, overall_thickness: 0.3100 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN, surface_condition: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-661-4120, 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
104245R1
NSN: 3120-00-661-4120
FSC: 3120
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)
SPECIFICATIONS
diameter2.5680 INCHES MINIMUM AND 2.5730 INCHES MAXIMUM IN
materialSTEEL COMP 8620 OVERALL
corner_shapeSQUARE ALL CORNERS
style_designatorROUND
overall_thickness0.3100 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
surface_conditionGROUND
lubrication_featureGROOVE FLAT BEARING SURFACE
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN3120-00-661-4120
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 104245R1 · 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
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: STEEL COMP 8620 OVERALL
•
CORNER SHAPE: SQUARE ALL CORNERS
•
LUBRICATION FEATURE: GROOVE FLAT BEARING SURFACE
•
STYLE DESIGNATOR: ROUND
•
SURFACE CONDITION: GROUND
•
OVERALL THICKNESS: 0.3100 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
•
DIAMETER: 2.5680 INCHES MINIMUM AND 2.5730 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALSTEEL COMP 8620 OVERALL
CORNER SHAPESQUARE ALL CORNERS
LUBRICATION FEATUREGROOVE FLAT BEARING SURFACE
STYLE DESIGNATORROUND
SURFACE CONDITIONGROUND
OVERALL THICKNESS0.3100 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
DIAMETER2.5680 INCHES MINIMUM AND 2.5730 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
CO731Interchangeable
interchangeable cross-reference
interchangeable
7542Interchangeable
interchangeable cross-reference
interchangeable
8169599Interchangeable
interchangeable cross-reference
interchangeable
7548Interchangeable
interchangeable cross-reference
interchangeable
13964Interchangeable
interchangeable cross-reference
interchangeable
XE9664LG-RFInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 104245R1?
104245R1 is a BEARING,WASHER,THRUST.
What parts can replace 104245R1?
There are 8 known substitutes for 104245R1: CO731, 7542, 8169599 and 5 more. Substitute compatibility should be verified for your specific system.
Is 104245R1 still available?
104245R1 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