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Technical Data Sheet
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4M106-04057 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

4M106-04057: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include special_features: TECHNICAL DOCUMENT A1-F18AC-SRM-210, end_item_identification: COMBAT AIRCRAFT F18AC, part_name_assigned_by_controlling_agency: BUSHING, FIRST OVERSIZE. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-549-2191, 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
4M106-04057
NSN: 3120-01-549-2191
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 56540 — ASSOCIATED AIRCRAFT MANUFACTURING & SALES, INC. DBA ASSOCIATED AIRCRAFT MANUFACTURING & SALES INC (USA)
SPECIFICATIONS
special_featuresTECHNICAL DOCUMENT A1-F18AC-SRM-210
end_item_identificationCOMBAT AIRCRAFT F18AC
part_name_assigned_by_controlling_agencyBUSHING, FIRST OVERSIZE
NSN3120-01-549-2191
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4M106-04057 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESTECHNICAL DOCUMENT A1-F18AC-SRM-210
PART NAME ASSIGNED BY CONTROLLING AGENCYBUSHING, FIRST OVERSIZE
END ITEM IDENTIFICATIONCOMBAT AIRCRAFT F18AC
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 1
4M106-01057Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4M106-04057?
4M106-04057 is a BUSHING,SLEEVE.
What parts can replace 4M106-04057?
There is 1 known substitute for 4M106-04057: 4M106-01057. Substitute compatibility should be verified for your specific system.
What is the NSN for 4M106-04057?
4M106-04057 is cataloged in the U.S. Government catalog under NSN 3120-01-549-2191. 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.