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Technical Data Sheet
PartsTable / COMPONENT / C0R12
C0R12 ✓ 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,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, bore_diameter: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, style_designator: WITHOUT INSERT OR LINER, surface_treatment: CHROMIUM INNER MEMBER, inner_member_width: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, outer_member_width: 0.5930 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 3120-00-728-1033, 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
C0R12
NSN: 3120-00-728-1033
FSC: 3120
CAGE: 02695 — MORSE INDUSTRIAL CORP SEALMASTER BEARING DIV SUB OF EMERSON ELECTRIC CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
bore_diameter0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
style_designatorWITHOUT INSERT OR LINER
surface_treatmentCHROMIUM INNER MEMBER
inner_member_width0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
outer_member_width0.5930 INCHES NOMINAL IN
lubrication_featureGROOVE INTERNAL INNER MEMBER
outer_member_outside_diameter1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
NSN3120-00-728-1033
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: C0R12 · 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
•
LUBRICATION FEATURE: GROOVE INTERNAL INNER MEMBER
•
STYLE DESIGNATOR: WITHOUT INSERT OR LINER
•
SURFACE TREATMENT: CHROMIUM INNER MEMBER
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
BORE DIAMETER: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
•
INNER MEMBER WIDTH: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
•
OUTER MEMBER OUTSIDE DIAMETER: 1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
•
OUTER MEMBER WIDTH: 0.5930 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION FEATUREGROOVE INTERNAL INNER MEMBER
STYLE DESIGNATORWITHOUT INSERT OR LINER
SURFACE TREATMENTCHROMIUM INNER MEMBER
MATERIALSTEEL CORROSION RESISTING OVERALL
BORE DIAMETER0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
INNER MEMBER WIDTH0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
OUTER MEMBER OUTSIDE DIAMETER1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
OUTER MEMBER WIDTH0.5930 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
00239Interchangeable
interchangeable cross-reference
interchangeable
KWB20-1SGD4Interchangeable
interchangeable cross-reference
interchangeable
KWB6Interchangeable
interchangeable cross-reference
interchangeable
TAK PAK 382Interchangeable
interchangeable cross-reference
interchangeable
LOCTITE 382Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C0R12?
C0R12 is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace C0R12?
There are 5 known substitutes for C0R12: 00239, KWB20-1SGD4, KWB6 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C0R12?
C0R12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-728-1033. 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