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AA-1049-1 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

AA-1049-1: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, end_item_identification: NIMITZ CLASS CVN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-308-6089, 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
AA-1049-1
NSN: 3120-01-308-6089
NIINs: 013086089, 014699945
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 70417 — CHRYSLER CORP AMPLEX DIV (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
end_item_identificationNIMITZ CLASS CVN
NSN3120-01-308-6089
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: AA-1049-1 · 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
•
BODY OUTSIDE DIAMETER: 1.0025 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.7520 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY 841 OVERALL
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER1.0025 INCHES NOMINAL IN
OVERALL LENGTH0.7500 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.7520 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 841 OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 2
10125Reference document
Same NSN cross-reference
Reference document — Secondary reference
124-1900973 PART NO. 45Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 AA-1049-1?
AA-1049-1 is a BEARING,SLEEVE.
What parts can replace AA-1049-1?
There are 2 known substitutes for AA-1049-1: 10125, 124-1900973 PART NO. 45. Substitute compatibility should be verified for your specific system.
What is the NSN for AA-1049-1?
AA-1049-1 is cataloged in the U.S. Government catalog under NSN 3120-01-308-6089. 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.