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3910558 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BEARING HALF SET,SLEEVE is a the manufacturer industrial component. Key specifications include guide: NOT INCLUDED, diameter: 0.2773 INCHES MINIMUM AND 0.3540 INCHES MAXIMUM IN, material: CARBON GRAPHITE OVERALL, nut_style: HEXAGON, flute_type: INTEGRAL, nut_height: 0.062 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-107-0528, 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
3910558
NSN: 3120-00-107-0528
FSC: 3120
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
guideNOT INCLUDED
diameter0.2773 INCHES MINIMUM AND 0.3540 INCHES MAXIMUM IN
materialCARBON GRAPHITE OVERALL
nut_styleHEXAGON
flute_typeINTEGRAL
nut_height0.062 INCHES NOMINAL IN
shank_typeSTRAIGHT
reamer_typeHELICAL TAPER PIN
corner_shapeSQUARE OUTSIDE RIGHT CORNER
flange_width0.0920 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN
flute_designHELICAL
flute_length3.688 INCHES NOMINAL IN
NSN3120-00-107-0528
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3910558 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6506Interchangeable
interchangeable cross-reference
interchangeable
TP6506Interchangeable
interchangeable cross-reference
interchangeable
588 NO 6Interchangeable
interchangeable cross-reference
interchangeable
24241Interchangeable
interchangeable cross-reference
interchangeable
1683-013-6Interchangeable
interchangeable cross-reference
interchangeable
7057805Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3910558?
3910558 is a BEARING HALF SET,SLEEVE.
What parts can replace 3910558?
There are 14 known substitutes for 3910558: 6506, TP6506, 588 NO 6 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3910558?
3910558 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-107-0528. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026