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MB1420DU — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

MB1420DU: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY INNER LAYER, corner_shape: SQUARE ALL CORNERS, overall_length: 20.0 MILLIMETERS NOMINAL MM, style_designator: SPLIT, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 14.0 MILLIMETERS NOMINAL MM, body_outside_diameter: 16.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-478-7484, 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
MB1420DU
NSN: 3120-01-478-7484
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 26124 — GGB LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY INNER LAYER
corner_shapeSQUARE ALL CORNERS
overall_length20.0 MILLIMETERS NOMINAL MM
style_designatorSPLIT, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter14.0 MILLIMETERS NOMINAL MM
body_outside_diameter16.0 MILLIMETERS NOMINAL MM
end_item_identificationTANK, ABRAMS M-1, NSN 5420-01-430-5403 (CARRIER LAUNCHER)
NSN3120-01-478-7484
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MB1420DU · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 16.0 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: SPLIT, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 14.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL COMP 1010 OUTER LAYER
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER16.0 MILLIMETERS NOMINAL MM
STYLE DESIGNATORSPLIT, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH20.0 MILLIMETERS NOMINAL MM
BODY INSIDE DIAMETER14.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONTANK, ABRAMS M-1, NSN 5420-01-430-5403 (CARRIER LAUNCHER)
MATERIALSTEEL COMP 1010 OUTER LAYER
MATERIALCOPPER ALLOY INNER LAYER
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 MB1420DU?
MB1420DU is a BEARING,SLEEVE.
What is the NSN for MB1420DU?
MB1420DU is cataloged in the U.S. Government catalog under NSN 3120-01-478-7484. 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.