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83218 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

83218: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, corner_shape: SQUARE ALL CORNERS, hole_diameter: 0.0280 INCHES MINIMUM AND 0.0380 INCHES MAXIMUM FIRST IN, overall_length: 0.5010 INCHES MINIMUM AND 0.5040 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY, body_inside_diameter: 0.5027 INCHES MINIMUM AND 0.5032 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-252-2347, 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
83218
NSN: 3120-00-252-2347
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 11599 — TRIUMPH ENGINE CONTROL SYSTEMS LLC (USA)
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
corner_shapeSQUARE ALL CORNERS
hole_diameter0.0280 INCHES MINIMUM AND 0.0380 INCHES MAXIMUM FIRST IN
overall_length0.5010 INCHES MINIMUM AND 0.5040 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
body_inside_diameter0.5027 INCHES MINIMUM AND 0.5032 INCHES MAXIMUM IN
body_outside_diameter0.6870 INCHES NOMINAL IN
lubricant_accommodation_styleGROOVED CIRCULAR
material_document_and_classificationCE-PS 111 MFR REF SINGLE MATERIAL RESPONSE OVERALL
surface_groove_location_and_quantity1 EXTERNAL
antirotation/lubrication_type_and_quantity4 HOLE
NSN3120-00-252-2347
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 83218 · 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
•
SURFACE FINISH: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.6870 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: CE-PS 111 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.6870 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONCE-PS 111 MFR REF SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.5010 INCHES MINIMUM AND 0.5040 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.5027 INCHES MINIMUM AND 0.5032 INCHES MAXIMUM IN
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 83218?
83218 is a BEARING,SLEEVE.
What is the NSN for 83218?
83218 is cataloged in the U.S. Government catalog under NSN 3120-00-252-2347. 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.