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146590 — BEARING HALF,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

146590: BEARING HALF,SLEEVE.

The BEARING HALF,SLEEVE is a the manufacturer industrial component. Key specifications include functional_description: USED TO PERFORM ELECTRONIC OR HYDRAULIC TESTING OF A GUIDED MISSILE, end_item_identification: MISSILE AIM-9L. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-994-4419, 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
146590
NSN: 3120-00-994-4419
NIINs: 009944419, 011037340
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
functional_descriptionUSED TO PERFORM ELECTRONIC OR HYDRAULIC TESTING OF A GUIDED MISSILE
end_item_identificationMISSILE AIM-9L
NSN3120-00-994-4419
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 146590 · 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
SUBSTITUTES & CROSS-REFERENCES 2
QPL11276Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MILE11276Reference document
Same NSN cross-reference
Reference document — Identification reference
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 146590?
146590 is a BEARING HALF,SLEEVE.
What parts can replace 146590?
There are 2 known substitutes for 146590: QPL11276, MILE11276. Substitute compatibility should be verified for your specific system.
What is the NSN for 146590?
146590 is cataloged in the U.S. Government catalog under NSN 3120-00-994-4419. 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.