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18816-3 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

18816-3: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2014 OUTER LAYER, corner_shape: ROUND INSIDE RIGHT CORNER, overall_length: 2.8700 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 3.2500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-080-4511, 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
18816-3
NSN: 3120-01-080-4511
NIINs: 010804511, 012812618
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 15860 — NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2014 OUTER LAYER
corner_shapeROUND INSIDE RIGHT CORNER
overall_length2.8700 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter3.2500 INCHES NOMINAL IN
body_outside_diameter3.9910 INCHES NOMINAL IN
end_item_identificationA-10A AIRCRAFT A
lubricant_accommodation_styleGROOVED CIRCULAR
surface_groove_location_and_quantity3 EXTERNAL
NSN3120-01-080-4511
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 18816-3 · 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 RIGHT END SURFACE OF BODY
•
CORNER SHAPE: ROUND INSIDE LEFT CORNER
•
BODY OUTSIDE DIAMETER: 3.9910 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH63.0 MICROINCHES LEFT END SURFACE OF BODY
CORNER SHAPEROUND INSIDE LEFT CORNER
CORNER SHAPEROUND INSIDE RIGHT CORNER
BODY OUTSIDE DIAMETER3.9910 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH2.8700 INCHES NOMINAL IN
BODY INSIDE DIAMETER3.2500 INCHES NOMINAL IN
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
SUBSTITUTES & CROSS-REFERENCES 1
SJ52A-200Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 18816-3?
18816-3 is a BEARING,SLEEVE.
What parts can replace 18816-3?
There is 1 known substitute for 18816-3: SJ52A-200. Substitute compatibility should be verified for your specific system.
What is the NSN for 18816-3?
18816-3 is cataloged in the U.S. Government catalog under NSN 3120-01-080-4511. This indicates validated use in U.S. government and defense supply chains.
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