PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 11/128
11/128 ✓ 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 11/128 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-326-1972, 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
11/128
NSN: 3120-01-326-1972
FSC: 3120
CAGE: 63632 — DELPHI POWERTRAIN SYSTEMS, LLC (USA)
SPECIFICATIONS
Part Number11/128
NSN3120-01-326-1972
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 11/128 · 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 13
11-1-28Interchangeable
interchangeable cross-reference
interchangeable
128-C-69Interchangeable
interchangeable cross-reference
interchangeable
1793-128Interchangeable
interchangeable cross-reference
interchangeable
10163247Interchangeable
interchangeable cross-reference
interchangeable
676Interchangeable
interchangeable cross-reference
interchangeable
645Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11/128?
11/128 is a 11/128.
What parts can replace 11/128?
There are 13 known substitutes for 11/128: 11-1-28, 128-C-69, 1793-128 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11/128?
11/128 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-326-1972. 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