PartsTable
Technical Data Sheet
KMB56-11 ✓ 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: LUBRICANT DRY FILM LUBRICATION, bore_diameter: 3.5010 INCHES MINIMUM AND 3.5022 INCHES MAXIMUM IN, inner_member_width: 1.8000 INCHES NOMINAL IN, outer_member_width: 1.6000 INCHES NOMINAL IN, material_document_and_classification: ST-05-501 LEAR SIEGLER INC MFR REF SINGLE MATERIAL RESPONSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-432-9070, 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
KMB56-11
NSN: 3120-00-432-9070
FSC: 3120
CAGE: 97613 — SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS (USA)
SPECIFICATIONS
materialLUBRICANT DRY FILM LUBRICATION
bore_diameter3.5010 INCHES MINIMUM AND 3.5022 INCHES MAXIMUM IN
inner_member_width1.8000 INCHES NOMINAL IN
outer_member_width1.6000 INCHES NOMINAL IN
material_document_and_classificationST-05-501 LEAR SIEGLER INC MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-432-9070
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: KMB56-11 · 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
MATERIAL: STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-46010 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
INNER MEMBER WIDTH: 1.8000 INCHES NOMINAL IN
OUTER MEMBER WIDTH: 1.6000 INCHES NOMINAL IN
BORE DIAMETER: 3.5010 INCHES MINIMUM AND 3.5022 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-46010 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
INNER MEMBER WIDTH1.8000 INCHES NOMINAL IN
MATERIALLUBRICANT DRY FILM LUBRICATION
MATERIAL DOCUMENT AND CLASSIFICATIONST-05-501 LEAR SIEGLER INC MFR REF SINGLE MATERIAL RESPONSE OVERALL
OUTER MEMBER WIDTH1.6000 INCHES NOMINAL IN
BORE DIAMETER3.5010 INCHES MINIMUM AND 3.5022 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
1204-1Interchangeable
interchangeable cross-reference
interchangeable
HC4852-1REVGInterchangeable
interchangeable cross-reference
interchangeable
7904-1Interchangeable
interchangeable cross-reference
interchangeable
499-009-030Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KMB56-11?
KMB56-11 is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace KMB56-11?
There are 4 known substitutes for KMB56-11: 1204-1, HC4852-1REVG, 7904-1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KMB56-11?
KMB56-11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-432-9070. This indicates validated use in U.S. government and defense supply chains.
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