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208491 — BEARING,WASHER,THRUST

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

208491: BEARING,WASHER,THRUST.

The BEARING,WASHER,THRUST is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, bulge_width: 0.578 INCHES NOMINAL IN, wall_thickness: 0.100 INCHES NOMINAL IN, working_length: 3.000 INCHES NOMINAL IN, inside_diameter: 3.437 INCHES NOMINAL IN, outside_diameter: 3.977 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-661-9602, 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
208491
NSN: 3120-00-661-9602
NIINs: 006619602, 011089294
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
bulge_width0.578 INCHES NOMINAL IN
wall_thickness0.100 INCHES NOMINAL IN
working_length3.000 INCHES NOMINAL IN
inside_diameter3.437 INCHES NOMINAL IN
outside_diameter3.977 INCHES NOMINAL IN
style_designatorCENTER HUMP
NSN3120-00-661-9602
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 208491 · 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
•
CORNER SHAPE: SQUARE LEFT FLANGE BODY CORNER
•
FLANGE THICKNESS: 0.1562 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.3170 INCHES MINIMUM AND 0.3190 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPEROUND INSIDE RIGHT CORNER
FLANGE THICKNESS0.1562 INCHES NOMINAL IN
OVERALL THICKNESS0.3170 INCHES MINIMUM AND 0.3190 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
DIAMETER1.3910 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 208491?
208491 is a BEARING,WASHER,THRUST.
What is the NSN for 208491?
208491 is cataloged in the U.S. Government catalog under NSN 3120-00-661-9602. 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.