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Technical Data Sheet
PartsTable / COMPONENT / 397548
397548 ✓ 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: 2.0310 INCHES NOMINAL IN, material: STEEL COMP 1045 OVERALL, corner_shape: SQUARE ALL CORNERS, outside_diameter: 2.5000 INCHES NOMINAL IN, style_designator: ROUND, overall_thickness: 0.1880 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-374-2167, 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
397548
NSN: 3120-00-374-2167
FSC: 3120
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
diameter2.0310 INCHES NOMINAL IN
materialSTEEL COMP 1045 OVERALL
corner_shapeSQUARE ALL CORNERS
outside_diameter2.5000 INCHES NOMINAL IN
style_designatorROUND
overall_thickness0.1880 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
surface_conditionGROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-374-2167
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 397548 · 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
•
OVERALL THICKNESS: 0.1880 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1045 OVERALL
•
OUTSIDE DIAMETER: 2.5000 INCHES NOMINAL IN
•
SURFACE CONDITION: GROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 2.0310 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL THICKNESS0.1880 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1045 OVERALL
OUTSIDE DIAMETER2.5000 INCHES NOMINAL IN
SURFACE CONDITIONGROUND
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER2.0310 INCHES NOMINAL IN
STYLE DESIGNATORROUND
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CORNER SHAPESQUARE ALL CORNERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
73183Interchangeable
interchangeable cross-reference
interchangeable
72910PC20Interchangeable
interchangeable cross-reference
interchangeable
64974-BInterchangeable
interchangeable cross-reference
interchangeable
2803L558Interchangeable
Same NIIN cross-reference
interchangeable
361T5Interchangeable
Same NIIN cross-reference
interchangeable
245326Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 397548?
397548 is a BEARING,WASHER,THRUST.
What parts can replace 397548?
There are 6 known substitutes for 397548: 73183, 72910PC20, 64974-B and 3 more. Substitute compatibility should be verified for your specific system.
Is 397548 still available?
397548 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