PartsTable
Technical Data Sheet
PartsTable / COMPONENT / KSBG12-15
KSBG12-15 ✓ 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: GREASE LUBRICATION, bore_diameter: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, style_designator: WITHOUT INSERT OR LINER, inner_member_width: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, outer_member_width: 0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN, static_radial_load_rating: 60000 POUNDS LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-540-8102, 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
KSBG12-15
NSN: 3120-00-540-8102
FSC: 3120
CAGE: 97613 — SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS (USA)
SPECIFICATIONS
materialGREASE LUBRICATION
bore_diameter0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
style_designatorWITHOUT INSERT OR LINER
inner_member_width0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
outer_member_width0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN
static_radial_load_rating60000 POUNDS LBS
outer_member_outside_diameter1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
NSN3120-00-540-8102
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: KSBG12-15 · 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
•
BORE DIAMETER: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
•
MATERIAL: GREASE LUBRICATION
•
STATIC RADIAL LOAD RATING: 60000 POUNDS LBS
•
INNER MEMBER WIDTH: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
•
OUTER MEMBER OUTSIDE DIAMETER: 1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WITHOUT INSERT OR LINER
•
OUTER MEMBER WIDTH: 0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
MATERIALGREASE LUBRICATION
STATIC RADIAL LOAD RATING60000 POUNDS LBS
INNER MEMBER WIDTH0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
OUTER MEMBER OUTSIDE DIAMETER1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
STYLE DESIGNATORWITHOUT INSERT OR LINER
OUTER MEMBER WIDTH0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
140-2154-02-01-00Interchangeable
interchangeable cross-reference
interchangeable
10-415-2Interchangeable
interchangeable cross-reference
interchangeable
2154-2Interchangeable
interchangeable cross-reference
interchangeable
625-5749651-079Interchangeable
interchangeable cross-reference
interchangeable
5749651-079Interchangeable
interchangeable cross-reference
interchangeable
23600Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KSBG12-15?
KSBG12-15 is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace KSBG12-15?
There are 11 known substitutes for KSBG12-15: 140-2154-02-01-00, 10-415-2, 2154-2 and 8 more. Substitute compatibility should be verified for your specific system.
Is KSBG12-15 still available?
KSBG12-15 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026